Adapting to the Local Climate When Settling in Ecuador

Published on April 24, 2026 and written by Cyril Jarnias

Moving to Ecuador means accepting a disorienting idea for many expats: in a country smaller than the United Kingdom, you can go from near-wintry mountain air to tropical humidity in a few hours by road, without ever leaving the equator line. Understanding this climatic patchwork—and learning to live with it day to day—is one of the keys to a successful relocation.

One country, four major climates to master

Before talking about wardrobe or electricity bills, we need to set the stage. Ecuador is divided into four major natural regions, each with its own weather logic, constraints, and advantages.

A geography that creates microclimates

The country is literally crossed by the equatorial line. The result: day length is remarkably stable, with sunrise around 7 a.m. and nightfall around 7 p.m. year-round. No long summer evenings or endless winter days: it is a very steady rhythm that some expats adapt to quickly, others less so.

Ecuador’s diversity is often summarized as “four worlds“:

– the Costa, a warm Pacific coastal strip that ranges from humid to semi-arid depending on the area

– the Sierra, a temperate Andean highland with an “eternal spring” climate but sometimes very rainy

– the Oriente, a hot, very humid Amazonian region with rainfall nearly year-round

– the Galápagos Islands, an oceanic archipelago with a subtropical climate shaped by ocean currents.

Quick overview of the major climate regimes

To get your bearings, it is useful to keep a few orders of magnitude in mind.

Here is a summary table of the major regional climate regimes:

Beyond these averages, each city has its own signature. Quito, perched at about 2850 m, maintains highs around 19–21°C year-round but often drops to around 10°C at night. Guayaquil, a major port city on the Costa, tends to hover around 31°C during the day and 22°C at night, with a hot, oppressive season between December and May.

Living on the Costa: heat, humidity, and electricity

Settling in Guayaquil, Manta, Salinas, or Esmeraldas means entering tropical coastal Ecuador. For many retirees and expat families, the coastline attracts with its beaches, constant warm climate, and still-reasonable cost of living. But this apparent comfort comes with an energy, health, and practical price.

Understanding the “two faces” of the coast

The Costa follows a fairly clear overall pattern: a hot, humid season, followed by a longer, cooler, and drier period.

It can be summarized as follows:

Average temperatures generally range between 26 and 31°C. But it is mainly humidity that makes the difference. In cities like Guayaquil or Machala, the humidity index is among the highest in the country, which significantly amplifies the feeling of heat.

Conversely, some areas of the Santa Elena Peninsula (Salinas, for example) are almost desert-like, with less than 150 mm of rain per year and skies often covered by cool mists during the dry season. A coastal stretch of Ecuador can therefore resemble a rainforest… or a wind-swept coastal desert.

Climate and housing: learning to (partially) live without AC

The temptation to live under permanent air conditioning is strong on the Costa, especially from December to May. Figures show that this region concentrates more than 90% of the country’s air conditioner users, even though the national ownership rate remains below 10%. In 2020, about 17% of coastal households already had at least one air conditioner, and the trend is clearly upward.

For an expat, three strategies can help keep a home bearable without blowing the budget:

1. Choose (or adapt) your home wisely Studies conducted in Guayaquil on social housing show that a simple, well-insulated, light-colored roof without a false ceiling significantly reduces indoor temperature. Wide roof overhangs, an orientation that limits direct sunlight on exposed facades, and good cross-ventilation are often better than an undersized air conditioner.

2. Balance immediate comfort and your electricity bill In the coastal region, 26% of residential electricity already goes to running air conditioners. Nationwide, AC represented a load of 1.56 TWh in the residential sector alone in 2022. Yet nearly half of installed units do not meet existing efficiency standards.

Whenever possible, it is better to reserve AC for the hottest hours, relying on natural ventilation the rest of the time. Investing in a high-performance unit (class A) can, according to analyses, save more than 50% of electricity compared to an old energy-guzzling model.

3. Take advantage of energy efficiency policies The Ecuadorian government is actively promoting energy savings: minimum energy performance standards (MEPS) for air conditioners, efficiency labeling (DMEE), programs to replace inefficient refrigerators, incentives to switch from gas to induction cooktops, etc.

Health and daily comfort in the heat

Living in near-constant heat is not just about comfort: it also involves physiological and health adjustments. Some realities to consider:

– High humidity increases fatigue and dehydration. Drinking plenty, even without feeling thirsty, becomes a reflex.

– The risk of mosquito-borne diseases (dengue, chikungunya, Zika) is higher in the coastal plains, especially during the rainy season. Health authorities recommend effective repellents (DEET, icaridin…) and long clothing in the evening.

– Heat and stagnant water also promote skin infections and fungal issues. Wearing breathable clothing, drying thoroughly after showering, and using sandals in public showers help limit problems.

Ultimately, settling on the Costa means accepting living in an environment where the air is rarely “dry” and where the fan becomes a daily companion. A good compromise for many is to reserve air conditioning for one room (main bedroom or office) and design the rest of the home like a tropical house: shade, airflow, vegetation.

The Sierra: temperate comfort… at high altitude

For many expats, the Sierra—with cities like Quito, Cuenca, Loja, or Otavalo—offers the best balance: moderate temperatures year-round, lower energy bills, a more “European” atmosphere in the Andean towns. But living at nearly 3000 meters of altitude is no small matter, especially at first.

A deceptive “eternal spring”

The Sierra is characterized by a temperate highland climate, often described as “spring year-round. In general:

– days range around 19–23°C in the cities

– nights are cool, often around 8–10°C, even near 0°C in high-altitude hamlets

– the wet season runs from October to May, with a rainfall peak between January and April

– the dry, sunnier season extends from June to September.

Quito, for example, sees highs around 20°C year-round, with average annual rainfall of about 1100 mm and particularly dry months in July and August. Cuenca, at just over 2500 m, is slightly milder (average high 22°C) and receives about 880 mm of rain per year.

But this idyllic picture hides two important realities for expats:

Acclimating to altitude: a priority not to overlook

Many expats fly directly into Quito from sea-level cities. Statistically, 30 to 40% of people who rapidly ascend to 2500–3000 m experience more or less pronounced symptoms of acute mountain sickness: headache, fatigue, shortness of breath on exertion, insomnia, nausea.

Prevention is based on a few simple rules:

– In the first few days, accept to slow down: avoid strenuous hikes, don’t rush to “make the most” of every minute, allow yourself naps.

– Drink plenty of water (3 to 4 liters per day) and avoid alcohol and sedatives at the beginning.

– Favor light meals rich in carbohydrates (rice, potatoes, quinoa, bread) over fatty dishes.

– For a gradual stay (e.g., for those preparing a move), ascend in stages when possible: sleep first in an intermediate city around 2000–2500 m before aiming higher.

For expats with heart or respiratory conditions, medical advice before departure is essential. In high-risk cases, some doctors prescribe acetazolamide (Diamox) to aid acclimatization; however, this treatment must absolutely be discussed with a health professional.

Protecting yourself from the sun at altitude

The Sierra combines two factors: high altitude and proximity to the equator. Studies in Andean cities show a higher incidence of skin cancer than at sea level, along with often inadequate sun protection practices, even among health science students.

– sunscreen with at least SPF 30, ideally 50+, reapplied regularly

– wide-brimmed hat, good quality sunglasses

– covering clothing, preferably in lightweight but tightly woven fabrics (darker fabrics actually protect better than very light ones).

“Surprise” sunburns are common among newcomers: it’s 18–20°C, you think it “doesn’t feel that hot,” and you spend hours on a terrace or hiking… only to discover severe burns in the evening.

Living in the Sierra: the great energy advantage

One of the major assets of the Sierra, for an expat also thinking about budget, lies in the very limited need for heating and air conditioning. A detailed study in Cuenca shows that 98% of homes use no heating or cooling system. The heating demand is moderate (about 29 kWh/m²/year on average, concentrated in July–August) and cooling needs are negligible (less than 2% of total demand).

Practical consequences:

In other words, if you settle in Cuenca, Loja, Quito, or Otavalo, your thermal comfort will depend much more on building quality, indoor humidity management, and sun protection… than on central heating or air conditioning.

Andean architecture: leveraging local solutions

In several Andean communities, research has shown that vernacular adobe houses, using stone, handmade tiles, and well-oriented roofs, sometimes provide better thermal conditions than more recent constructions of poorly insulated concrete.

In a community near Chimborazo, for example, a rural house designed according to bioclimatic principles (optimized orientation, heavy materials, controlled solar gains) maintains an average indoor temperature of 19°C, compared to just 5°C for a poorly designed modern house in the same village.

For an expat building or renovating in the Sierra, drawing inspiration from this logic—massive walls, careful orientation, greenhouses or buffer spaces on the south side, protection from prevailing winds—allows comfortable living without resorting to energy-intensive systems.

The Oriente: humid heat and rain management

The Amazon region—Puyo, Tena, Cuyabeno, Yasuní, etc.—attracts more and more travelers and a few expats seeking a forest lifestyle or engagement with local communities. However, it must be very clear: the climate there is radically different from that of the Sierra or even the dry Costa.

A perpetual “summer”… under the rain

The Oriente features what climatologists call an equatorial rainforest climate:

– stable temperatures, generally between 23 and 32°C

– humidity near saturation, with an almost permanent feeling of mugginess

– abundant rainfall every month, totaling 2800 to over 4000 mm depending on the area, with no true dry season.

However, there are relative variations: a slightly less rainy period often between August and September, or even from December to February depending on the sector, and precipitation peaks around March–May (for example, in May, over 300 mm of rain is recorded at Yasuní).

Climatologist or meteorological report on Yasuní National Park

For daily life, this means: the need to adapt to changes and find a balance between the various demands of life.

– clothes that dry poorly, or even not at all without help

– muddy roads, often high rivers

– electricity sometimes more unstable due to frequent storms.

Adapting your lifestyle to the jungle

Living in the Oriente requires a very pragmatic approach:

– favor lightweight but covering, quick-drying clothes rather than heavy cotton that stays wet

– have closed shoes for walking, but also sandals suited to muddy terrain

– prevent humidity from entering the house: ventilation, judicious use of air conditioning if available, furniture raised off the ground.

Mosquitoes and other insects are everywhere. Prevention of vector-borne diseases (dengue, malaria in some areas, leishmaniasis) involves:

– using effective repellents

– wearing long sleeves at dusk and dawn

– impregnated mosquito nets, especially in open dwellings.

Energy: the paradox of a hot region with little equipment

Despite heat that invites air conditioning, the Oriente is home to a modest share of the population and remains less equipped with cooling devices compared to the Costa. Electricity consumption there is heavily driven by refrigerators and lighting rather than by air conditioning.

For an expat, this means: adapting to a new culture, navigating unfamiliar administrative systems, and managing the emotional challenges of being far from family and friends.

– generally lower bills than on the Costa, if you stay within local norms

– but special attention to appliance quality (reliable refrigerators, efficient fans) to withstand the heat without multiplying breakdowns.

The Galápagos: mild climate, strict rules

The Galápagos are often seen as a travel dream rather than an expat destination. Yet some foreigners live there for professional reasons (tourism, research, conservation). The island climate, moderated by ocean currents, seems easier to master, but the regulatory and ecological framework imposes its own constraints.

A climate without extremes… but two distinct seasons

The archipelago has a subtropical climate regulated mainly by the cold Humboldt Current and, in the warm season, by the warm Panama Current. Two seasons are distinguished:

Temperatures remain pleasant year-round, roughly between 21 and 28°C, with fairly modest rainfall (February is usually the wettest month, October the driest). This is far from the excesses of the Amazon or the urban heat waves of Guayaquil.

Living in the Galápagos: ecological and logistical constraints

For an expat, adapting to the Galápagos climate mainly means integrating ecosystem protection rules:

Thermal comfort is managed with simple solutions: light clothing, a windproof or waterproof layer for the cool season, rigorous sun protection (high SPF and “reef-safe” product to protect marine ecosystems). The use of air conditioning exists but remains limited by costs and the desire to reduce the footprint on an already fragile archipelago.

Health: heat, water, altitude, UV… what expats need to anticipate

The major types of Ecuadorian climate entail different health risks: dehydration and vector-borne diseases in hot zones, mountain sickness and excessive UV at altitude, waterborne diseases wherever access to safe drinking water is uncertain. Moving to Ecuador means integrating these into your daily routine.

Water: never forget it is not potable

Whether you live in Quito, Guayaquil, Cuenca, or an Amazonian village, tap water is not considered potable by international health authorities. Doctors and health organizations systematically recommend:

– drinking bottled water with intact seals or properly boiled/treated water

– avoiding ice cubes of unknown origin

– being cautious with fresh fruit juices and salads that may have been prepared with tap water.

Intestinal infections and parasitic diseases remain common. Many long-term residents get tested regularly (e.g., every six months) and, if necessary, undergo antiparasitic treatments. Good basic hygiene (hand washing, disinfecting fruits and vegetables, observing restaurant and vendor practices) significantly reduces risks.

Sun and UV: a danger underestimated by newcomers

We saw this in the Sierra, but it also applies to the Costa and the Galápagos: the combination of equator + altitude (where present) produces some of the highest UV levels in the world. Research campaigns in Riobamba and other Andean cities have highlighted:

For an expat, moving is the perfect opportunity to develop good habits: daily sunscreen, covering clothing, umbrella or parasol in the city, systematic hat wearing, especially for children.

Vector-borne diseases: adjusting habits by region

The risk of malaria is low in the Sierra and nonexistent in Quito, Cuenca, or the Galápagos, but real in some Amazonian and coastal areas below 1500 m in altitude. Dengue, chikungunya, yellow fever, and Zika are also concentrated in hot, humid lowlands.

In these regions, health authorities recommend:

– a medical consultation before moving, to discuss possible malaria prophylaxis if living or working deep in the Amazon

– yellow fever vaccination for any stay in the Oriente

– special attention to mosquito bites: repellents, mosquito nets, long clothing, eliminating stagnant water around the house.

Altitude: staying vigilant beyond the first month

Acute mountain sickness mainly affects the first few weeks, but one must not forget longer-term effects:

– dryer, colder air sometimes worsens chronic respiratory conditions (asthma, COPD)

– lower oxygen density makes exertion more tiring, especially for the elderly.

Doctors generally recommend that expats: get appropriate vaccinations, avoid tropical diseases, research local healthcare, maintain good mental health, and have suitable health insurance.

– closely follow their usual treatments, with translated prescriptions and sufficient supplies

– consult for unusual symptoms (shortness of breath at rest, chest pain, repeated dizziness).

Major Andean cities like Quito and Cuenca have modern public and private hospitals where many doctors speak English. However, in the Amazon or rural Costa, access to comprehensive care may require transfer to a large city.

Energy, standards, and cost of living: what the climate changes

Climatic differences between regions weigh heavily on the structure of energy consumption and, consequently, on an expat household’s budget.

Where and how consumption is highest

Overall, the residential sector accounts for about 35% of the country’s electricity consumption and remains the main user of liquefied petroleum gas (LPG) for cooking and hot water. The distribution varies greatly with climate:

For several years, the government has been seeking to reduce this dependence on inefficient equipment: refrigerator replacement programs, massive distribution of energy-saving light bulbs, financial incentives for using induction cooktops (with preferential rates for the first kWh).

Building standards and climate adaptation

On the regulatory side, Ecuador has established the Ecuadorian Construction Standard (NEC), which sets requirements for structural safety (seismic and volcanic), health, and comfort. A specific chapter addresses building “climatización”: energy efficiency, environmental impact, safety of thermal installations.

For an expat building or renovating, this means:

– minimum requirements to comply with for insulation, ventilation, and safety of thermal equipment

– a favorable context for adopting bioclimatic solutions: insulated roofs, solar shading, natural ventilation.

Cost of living and climate: the winning duo of mountain cities

Many international rankings list Ecuador among the most affordable countries for expats, with the idea that a couple can live comfortably on a monthly budget of under $2,000. In this context, the Sierra often offers the best comfort-to-cost ratio:

– little or no spending on air conditioning

– heating generally unnecessary or occasional

– moderate clothing needs (no heavy coats or specific wardrobe for heat waves).

On the Costa, electricity costs can quickly soar if you air-condition several rooms at full power during the hot season. In the Galápagos, the extra cost comes more from logistics prices (shipping of goods) than from energy consumption.

Choosing your expat region based on climate

When deciding where to settle, it is useful to match lifestyle preferences with climate reality.

A concrete way to compare is to look at a few reference cities:

Beyond these figures, there remains an intangible element: your own personal tolerance for heat, cold, humidity, or dry air. A European used to harsh winters may handle the cool Sierra nights very well but struggle in the mugginess of Guayaquil; a North American who hates cold will enjoy the coastal heat but will have to learn to live with AC and mosquitoes.

In conclusion: making the climate an ally rather than an obstacle

Ecuador truly lives up to its nickname as the land of the “four worlds”: in less than a day, you can leave a sunny apartment in Cuenca, cross retreating glaciers on Andean volcanoes, plunge into the sweltering Amazon, and end up on the Pacific coast or a Galápagos beach. For the expat, this diversity is an opportunity, provided you do not underestimate it.

Adapting to the local climate in Ecuador is not just about changing your wardrobe. It is about:

Once this learning is done, the climate ceases to be a source of unpleasant surprises and becomes a stable, predictable… and often very pleasant framework. That, no doubt, is one reason why so many retirees, digital nomads, and families choose to settle permanently in Ecuador: a country where, after a few months, you end up finding it normal to live between four climates without ever changing time zones.

Cyril Jarnias

Cyril Jarnias is an independent expert in international wealth management with over 20 years of experience. As an expatriate himself, he is dedicated to helping individuals and business leaders build, protect, and pass on their wealth with complete peace of mind.

On his website, cyriljarnias.com, he shares his expertise on international real estate, offshore company formation, and expatriation.

Thanks to his expertise, he offers sound advice to optimize his clients' wealth management. Cyril Jarnias is also recognized for his appearances in many prestigious media outlets such as BFM Business, les Français de l’étranger, Le Figaro, Les Echos, and Mieux vivre votre argent, where he shares his knowledge and know-how in wealth management.

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