Santo Domingo de los Colorados weather in May

In May, Santo Domingo de los Colorados sees average daytime highs of 27°C and overnight lows near 21°C, with 252 mm of rain across 27.5 wet days and about 12 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 0% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 hours at the start of May to 12 hours by month's end. Set against the rest of the year, May is Santo Domingo de los Colorados's 6th-clearest and 8th-windiest month. For the whole year in context, see Santo Domingo de los Colorados's year-round climate.

Daytime high
27°
2nd warmest
Overnight low
21°
11th coldest
Rainfall
252 mm
27.5 wet days
Daylight
12 hours
6:13 AM – 6:13 PM
Cloud cover
91%
6th clearest
Wind
5 km/h
8th windiest
Solar energy
3.5 kWh/m²
Travel score
3.7
out of 10

Santo Domingo de los Colorados is city in Ecuador, capital of the Santo Domingo de los Tsáchilas Province.

Density
5,743/km²
people per km²
Founded
1899

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical May day in Santo Domingo de los Colorados reaches about 27°C in the afternoon and slips back to 21°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 29°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12821
22821
32821
42821
52821
62821
72821
82821
92721
102721
112721
122721
132721
142721
152721
162721
172721
182721
192721
202721
212721
222721
232721
242721
252721
262721
272721
282721
292721
302721
312721

Santo Domingo de los Colorados weather by month

How May compares with the rest of the year at a glance. May is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 21°37629.6123.5
Feb27° / 21°40326.8123.4
Mar27° / 21°41429.7123.4
Apr27° / 21°39128.3123.4
May27° / 21°25227.5123.7
Jun26° / 21°12321.4124.4
Jul26° / 20°8718.9125.0
Aug26° / 20°5915.7125.3
Sep26° / 20°8719.1124.7
Oct27° / 20°11822.6124.3
Nov27° / 20°13120.9124.4
Dec27° / 21°23526.1123.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 1% of May, with mostly cloudy or overcast conditions the remaining 99%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1199
2199
3199
4199
5199
6199
7199
8199
9199
10199
11199
12199
13199
14199
15199
160100
170100
180100
190100
200100
210100
220100
230100
240100
250100
260100
270100
28199
29199
30199
31199

Chance of precipitation in May

Any precipitation

Santo Domingo de los Colorados gets around 252 mm of rain over 27.5 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 88% and peaks near 94% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
194
294
394
494
594
694
793
893
993
1092
1192
1291
1391
1490
1590
1689
1789
1888
1987
2087
2186
2285
2384
2484
2583
2683
2782
2882
2981
3081
3180

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the oppressive band about 84% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)
1991
2991
3991
4991
5892
6892
7892
8892
9892
10991
11991
121090
131090
141189
151288
161387
171486
181684
191783
201981
212080
222278
232377
242575
252674
262773
272872
282971
293070
303169
313268

Wind in May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 hours at the start of May to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over May. Sunrise moves from 6:14 AM to 6:14 AM, and sunset from 6:14 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:146:14
212.06:146:14
312.06:146:13
412.06:146:13
512.06:146:13
612.06:146:13
712.06:146:13
812.06:136:13
912.06:136:13
1012.06:136:13
1112.06:136:13
1212.06:136:13
1312.06:136:13
1412.06:136:13
1512.06:136:13
1612.06:136:13
1712.06:136:13
1812.06:136:13
1912.06:136:13
2012.06:136:13
2112.06:136:13
2212.06:146:13
2312.06:146:13
2412.06:146:13
2512.06:146:13
2612.06:146:13
2712.06:146:13
2812.06:146:13
2912.06:146:13
3012.06:146:14
3112.06:146:14

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.5 kWh/m².

For context, solar energy here swings from a low near 3.26 kWh/m² to a high of 3.82 kWh/m² in March across the year — May's 3.5 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.6Moderate
43.6Moderate
53.6Moderate
63.6Moderate
73.6Moderate
83.6Moderate
93.6Moderate
103.5Moderate
113.5Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.5Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.5Moderate
213.4Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.4Moderate
273.4Moderate
283.4Moderate
293.4Moderate
303.4Moderate
313.4Moderate
Planning a trip in May

Hazard calendar for Santo Domingo de los Colorados

In seasonPeak

In May, Santo Domingo de los Colorados sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Santo Domingo de los Colorados's rainy season runs December–May, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Santo Domingo de los Colorados?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.7
Sightseeing
8th-best month of the year
3.8
Beach & pool
8th-best month of the year

May is a weaker month for outdoor sightseeing in Santo Domingo de los Colorados.

What to pack for Santo Domingo de los Colorados in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Santo Domingo de los Colorados sees daytime highs around 27°C and nights near 21°C. Pack light clothes and rain gear. About 28 days see rain.

light clothesrain gear

UV index in Santo Domingo de los Colorados in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Santo Domingo de los Colorados peaks around February 20 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 18 at about 11 (extreme).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 20UV 16Jul 18UV 11
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar16Extreme
Apr13Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep12Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in Santo Domingo de los Colorados in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Santo Domingo de los Colorados is worst in November — around 25 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (July, 13 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateNov 1724 µg/m³Jul 1713 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb17Moderate
Mar20Moderate
Apr18Moderate
May15Moderate
Jun14Moderate
Jul13Moderate
Aug14Moderate
Sep15Moderate
Oct17Moderate
Nov25Moderate
Dec19Moderate
Location & terrain

Where is Santo Domingo de los Colorados?

Santo Domingo de los Colorados sits at 0.3°S, 79.2°W, 555 m above sea level, in Ecuador. The nearest listed city is Mindo, 50 km away.

Topography around Santo Domingo de los Colorados

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santo Domingo de los Colorados.

Within 3 km, the terrain around Santo Domingo de los Colorados has only modest variations in elevation — a maximum elevation change of 137 m around an average of 536 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,314 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,013 m.

The land around Santo Domingo de los Colorados is covered by artificial surfaces (71%) and trees (24%) within 3 km, trees (75%) and grassland (20%) within 16 km, and trees (81%) within 80 km.

3 km
137 m
16 km
1,314 m
80 km
5,013 m
treesshrubsgrasslandcroplandartificial surfaces
May weather nearby: Mindo 50 km · Quito 72 km · Rosa Zarate 73 km · Machachi 73 km · La Maná 77 km · Valencia 80 km · Pomasqui 83 km · Quevedo 92 km

Ecuador travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 43% of US
price level, 2025
GDP per capita
$7,125
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
70%
of population, 2024
Homicide rate
45.7
per 100k, 2023
Road deaths
20.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 466
Religion
Roman Catholic 68%Protestant 19%none 8%other 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Santo Domingo de los Colorados (-0.2537°, -79.1763°, elevation 555 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).