Comitán in Summer
In summer (June, July and August), Comitán sees average daytime highs around 27°C and overnight lows near 17°C, with 638 mm of rain over about 54 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 27°C. The sky is clear or mostly clear about 12% of the time across summer, and the air most often feels humid.
Summer is Comitán's weakest season of the year to visit on our travel score. For the whole year in context, see Comitán's year-round climate.
- Avg daytime high
- 27°C
- 2nd-warmest season
- Avg overnight low
- 17°C
- Rainfall
- 638 mm
- 54 wet days
- Avg wind
- 5 km/h
- Travel score
- 5.1
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Comitán in Summer
Across summer, daytime highs hold fairly steady around 27°C.
A typical summer day in Comitán reaches about 27°C and drops to 17°C overnight. The warmest of the three months is August, the coolest July.
Comitán 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 | 25° / 14° | 7 | 1.2 | 11.1 | 8.9 |
| Feb | 27° / 14° | 3 | 0.5 | 11.5 | 8.7 |
| Mar | 29° / 15° | 9 | 2 | 11.9 | 7.5 |
| Apr | 29° / 17° | 35 | 6.1 | 12.4 | 6.0 |
| May | 28° / 18° | 154 | 16.8 | 12.7 | 5.0 |
| Jun | 26° / 18° | 288 | 22.7 | 12.9 | 4.5 |
| Jul | 27° / 17° | 128 | 13.8 | 12.9 | 5.7 |
| Aug | 27° / 17° | 222 | 17.4 | 12.5 | 5.2 |
| Sep | 26° / 17° | 355 | 23.8 | 12.1 | 4.3 |
| Oct | 25° / 17° | 218 | 18 | 11.6 | 5.5 |
| Nov | 25° / 15° | 42 | 6.4 | 11.2 | 7.7 |
| Dec | 25° / 14° | 10 | 1.8 | 11.1 | 8.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 12% of the time across summer.
Chance of precipitation in Summer
Comitán gets around 638 mm of rain over 54 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 5 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 5.7 kWh/m².
Hazard calendar for Comitán
In summer, Comitán overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Comitán's monsoon runs June–June, when most of the year's rain falls.
Is summer a good time to visit Comitán?
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 reasonable time to visit Comitán for sightseeing.
What to pack for Comitán in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Comitán sees daytime highs around 27°C and nights near 17°C. Pack light clothes, rain gear and sun protection. About 54 days see rain.
UV index in Comitán in Summer
Clear-sky midday UV across summer averages 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 Comitán peaks around April 12 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 9 (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) | 10 | 13 | 14 | 15 | 11 | 14 | 13 | 14 | 13 | 12 | 9 | 9 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| Feb | 13 | Extreme |
| Mar | 14 | Extreme |
| Apr | 15 | Extreme |
| May | 11 | Extreme |
| Jun | 14 | Extreme |
| Jul | 13 | Extreme |
| Aug | 14 | Extreme |
| Sep | 13 | Extreme |
| Oct | 12 | Extreme |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in Comitán 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 Comitán is worst in April — around 57 µg/m³ PM2.5 (unhealthy), about 6.1× the cleanest month (December, 9 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) | 10 | 16 | 33 | 57 | 45 | 19 | 20 | 17 | 16 | 13 | 11 | 9 |
| Level | Good | Moderate | Moderate | Unhealthy | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 16 | Moderate |
| Mar | 33 | Moderate |
| Apr | 57 | Unhealthy |
| May | 45 | Poor |
| Jun | 19 | Moderate |
| Jul | 20 | Moderate |
| Aug | 17 | Moderate |
| Sep | 16 | Moderate |
| Oct | 13 | Moderate |
| Nov | 11 | Good |
| Dec | 9 | Good |
Where is Comitán?
Comitán sits at 16.2°N, 92.1°W, 1,655 m above sea level, in Mexico. The nearest listed city is Las Margaritas, 18 km away.
Topography around Comitán
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Comitán.
Within 3 km, the terrain around Comitán has significant variations in elevation — a maximum elevation change of 333 m around an average of 1,643 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,658 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,997 m.
The land around Comitán is covered by artificial surfaces (58%) within 3 km, trees (51%) and grassland (30%) within 16 km, and trees (66%) and grassland (22%) 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 Comitán (16.24°, -92.1367°, elevation 1,655 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.