Climate averages 1991–2020
Comitán weather
in August.
A warm, very wet month: the 4th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a warm month in Comitán: daytime highs average 24.7°C and nights cool to about 16.0°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 222 mm of rain on roughly 17 days, which makes August a very wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 40 min on an average August day.
The nearest other city in this atlas is San Cristóbal de las Casas (76 km away). In August its highs average 21.0°C, 3.7°C cooler than Comitán, with 363 mm of rain.
Among the 153 cities listed in Mexico, Comitán ranks joint 111th of 153 for the warmest August highs and joint 125th of 153 for the driest August (rainfall, lowest first). The mean August high of those 153 cities is 27.9°C; Comitán is 3.2°C cooler than that mean.
From August to September, average highs fall by 1.2°C to 23.5°C, and monthly rainfall rises from 222 mm to 355 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Comitán climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 22.5°C12.4°C | 12.4°C | 6.5 | 1.2 | 11.311 h |
| February | 24.3°C12.8°C | 12.8°C | 3.3 | 0.6 | 11.612 h |
| March | 26.1°C13.6°C | 13.6°C | 8.8 | 2.0 | 12.012 h |
| April | 27.4°C15.1°C | 15.1°C | 35 | 6.0 | 12.512 h |
| May | 26.2°C16.0°C | 16.0°C | 154 | 16.7 | 12.913 h |
| June | 23.9°C16.3°C | 16.3°C | 288 | 22.7 | 13.113 h |
| July | 24.3°C15.8°C | 15.8°C | 127 | 13.7 | 13.013 h |
| August, selected | 24.7°C16.0°C | 16.0°C | 222 | 17.3 | 12.713 h |
| September | 23.5°C16.0°C | 16.0°C | 355 | 23.8 | 12.212 h |
| October | 22.8°C15.2°C | 15.2°C | 218 | 17.9 | 11.812 h |
| November | 22.3°C13.7°C | 13.7°C | 42 | 6.4 | 11.411 h |
| December | 22.3°C12.7°C | 12.7°C | 10 | 1.8 | 11.211 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
- San Cristóbal de las Casas in AugustMexico · 76 kmHigh 21.0°C · Low 12.9°C · 363 mm rain
- Tuxtla in AugustMexico · 119 kmHigh 29.2°C · Low 21.4°C · 326 mm rain
- Huehuetenango in AugustGuatemala · 125 kmHigh 22.2°C · Low 12.6°C · 157 mm rain
- Malacatán in AugustGuatemala · 148 kmHigh 27.2°C · Low 18.3°C · 381 mm rain
- Tapachula in AugustMexico · 149 kmHigh 28.9°C · Low 20.9°C · 571 mm rain
- Quetzaltenango in AugustGuatemala · 169 kmHigh 19.5°C · Low 13.7°C · 363 mm rain
- Totonicapán in AugustGuatemala · 169 kmHigh 19.5°C · Low 12.6°C · 186 mm rain
- Santa Cruz del Quiché in AugustGuatemala · 171 kmHigh 21.4°C · Low 13.4°C · 186 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Comitán) is explained once on the Comitán year overview and on the Sources, method and limits page.