Santo Domingo Tehuantepec in Summer
In summer (June, July and August), Santo Domingo Tehuantepec sees average daytime highs around 33°C and overnight lows near 25°C, with 518 mm of rain over about 44 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 33°C. The sky is clear or mostly clear about 17% of the time across summer, and the air most often feels oppressive.
Summer is Santo Domingo Tehuantepec's weakest season of the year to visit on our travel score. For the whole year in context, see Santo Domingo Tehuantepec's year-round climate.
- Avg daytime high
- 33°C
- 2nd-warmest season
- Avg overnight low
- 25°C
- Rainfall
- 518 mm
- 44 wet days
- Avg wind
- 10 km/h
- Travel score
- 2.9
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Santo Domingo Tehuantepec in Summer
Across summer, daytime highs hold fairly steady around 33°C.
A typical summer day in Santo Domingo Tehuantepec reaches about 33°C and drops to 25°C overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Santo Domingo Tehuantepec
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Santo Domingo Tehuantepec weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 30° / 21° | 3 | 0.8 | 11.1 | 6.5 |
| Feb | 31° / 21° | 3 | 0.8 | 11.5 | 5.7 |
| Mar | 33° / 22° | 4 | 1 | 11.9 | 4.8 |
| Apr | 34° / 24° | 6 | 1.7 | 12.4 | 3.8 |
| May | 34° / 25° | 67 | 9.9 | 12.8 | 3.0 |
| Jun | 33° / 25° | 233 | 17.8 | 13 | 2.9 |
| Jul | 34° / 25° | 122 | 11.6 | 12.9 | 3.0 |
| Aug | 34° / 25° | 163 | 14.6 | 12.5 | 2.8 |
| Sep | 32° / 25° | 206 | 17.4 | 12.1 | 3.1 |
| Oct | 32° / 24° | 84 | 8.6 | 11.6 | 4.1 |
| Nov | 32° / 23° | 15 | 1.7 | 11.2 | 5.3 |
| Dec | 31° / 21° | 4 | 0.8 | 11 | 6.2 |
Cloud cover in Summer
The sky is clear or mostly clear about 17% of the time across summer.
Chance of precipitation in Summer
Santo Domingo Tehuantepec gets around 518 mm of rain over 44 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 10 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 54 min in early June to 12 h 18 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.0 kWh/m².
Hazard calendar for Santo Domingo Tehuantepec
In summer, Santo Domingo Tehuantepec overlaps its atlantic hurricane and monsoon season. The full year is below, with each hazard's peak months called out.
Santo Domingo Tehuantepec sits in the Atlantic hurricane belt; the season peaks August–October.
Santo Domingo Tehuantepec's monsoon runs June–September, when most of the year's rain falls.
Is summer a good time to visit Santo Domingo Tehuantepec?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Santo Domingo Tehuantepec.
What to pack for Santo Domingo Tehuantepec in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Santo Domingo Tehuantepec sees daytime highs around 33°C and nights near 25°C. Pack light clothes, rain gear and sun protection. About 44 days see rain.
Sea temperature near Santo Domingo Tehuantepec in Summer
The nearest coast averages about 30°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 25 km away) is warmest in August at about 30°C and coldest in January near 26°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 26 | 26 | 27 | 28 | 29 | 30 | 30 | 30 | 30 | 29 | 27 | 27 |
| Comfort | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 26 | Warm |
| Feb | 26 | Warm |
| Mar | 27 | Warm |
| Apr | 28 | Tropical |
| May | 29 | Tropical |
| Jun | 30 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 29 | Tropical |
| Nov | 27 | Warm |
| Dec | 27 | Warm |
UV index in Santo Domingo Tehuantepec in Summer
Clear-sky midday UV across summer averages around 12 (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 Tehuantepec peaks around April 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 8 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 8 | 12 | 12 | 13 | 12 | 13 | 12 | 13 | 11 | 11 | 9 | 8 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 12 | Extreme |
| Mar | 12 | Extreme |
| Apr | 13 | Extreme |
| May | 12 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 11 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 8 | Very high |
Air quality in Santo Domingo Tehuantepec in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Santo Domingo Tehuantepec is worst in May — around 32 µg/m³ PM2.5 (moderate), about 3.9× the cleanest month (November, 8 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 8 | 9 | 14 | 25 | 32 | 21 | 27 | 20 | 18 | 11 | 8 | 8 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 9 | Good |
| Mar | 14 | Moderate |
| Apr | 25 | Moderate |
| May | 32 | Moderate |
| Jun | 21 | Moderate |
| Jul | 27 | Moderate |
| Aug | 20 | Moderate |
| Sep | 18 | Moderate |
| Oct | 11 | Good |
| Nov | 8 | Good |
| Dec | 8 | Good |
Where is Santo Domingo Tehuantepec?
Santo Domingo Tehuantepec sits at 16.3°N, 95.2°W, 44 m above sea level, in Mexico. The nearest listed city is Salina Cruz, 17 km away.
Topography around Santo Domingo Tehuantepec
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santo Domingo Tehuantepec.
Within 3 km, the terrain around Santo Domingo Tehuantepec has only modest variations in elevation — a maximum elevation change of 156 m around an average of 45 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,049 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,818 m.
The land around Santo Domingo Tehuantepec is covered by artificial surfaces (33%) and grassland (23%) within 3 km, trees (40%) and grassland (20%) within 16 km, and trees (40%) and water (28%) within 80 km.
Mexico travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B
- 120 / 127 V · 60 Hz
- Prices
- ≈ 54% of US
- price level, 2025
- GDP per capita
- $13,889
- 2025
- Happiness
- 7.0 / 10
- World Happiness, 2025
- Safe drinking water
- 43%
- of population, 2024
- Homicide rate
- 24.9
- per 100k, 2023
- Road deaths
- 12.8
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Very low
- EF EPI 440
- Religion
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 Tehuantepec (16.3246°, -95.241°, elevation 44 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.