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Comitán, Chiapas Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Comitán, Chiapas?
Comitán, Chiapas gets 686 mm of precipitation a year over about 91 rainy days. April is the warmest month (average high 29°C) and January the coldest (average low 10°C).
Subtropical highland climate
Comitán, Chiapas has warm summers and warm winters. Daytime highs range from about 23°C in December to 29°C in April. June is usually the wettest month. The most comfortable time to visit is typically January to February and July to December, when daytime highs sit near 25°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 11° | 24° |
| Spring | Mar–May | 13° | 28° |
| Summer | Jun–Aug | 15° | 26° |
| Autumn | Sep–Nov | 13° | 25° |
How much rain does Comitán get?
Comitán gets 686 mm of precipitation in an average year, spread over about 91 days with measurable rain. That is more rainy days than 80% of Mexico.
June is the wettest month, with 144 mm. January is the driest, with 4 mm. September has the most rainy days, about 15.
The longest dry spell in the last five years lasted 46 days, to April 7, 2022.
From October 2025 to September 2026 Comitán got 1138 mm of rain, against a normal of 686 mm for those months. July 2026 had the most, with 682 mm.
Comitán weather by month
Comitán weather in January
In January, Comitán averages a high of 24°C and a low of 10°C. It gets 4 mm of precipitation over about 2 rainy days. Estimated sunshine is 69% of daylight hours, derived from ERA5 cloud cover. The January record high is 35°C (1991) and the record low is 0°C (1996). January is one of the most comfortable months to visit.
Comitán weather in February
In February, Comitán averages a high of 26°C and a low of 11°C. It gets 6 mm of precipitation over about 2 rainy days. Estimated sunshine is 81% of daylight hours, derived from ERA5 cloud cover. The February record high is 33°C (1992) and the record low is 0°C (1996). February is one of the most comfortable months to visit.
Comitán weather in March
In March, Comitán averages a high of 27°C and a low of 12°C. It gets 14 mm of precipitation over about 3 rainy days. Estimated sunshine is 75% of daylight hours, derived from ERA5 cloud cover. The March record high is 34°C (2020) and the record low is 0°C (1994).
Comitán weather in April
In April, Comitán averages a high of 29°C and a low of 14°C. It gets 34 mm of precipitation over about 5 rainy days. Estimated sunshine is 60% of daylight hours, derived from ERA5 cloud cover. The April record high is 36°C (2026) and the record low is 8°C (2026).
Comitán weather in May
In May, Comitán averages a high of 28°C and a low of 15°C. It gets 103 mm of precipitation over about 10 rainy days. Estimated sunshine is 38% of daylight hours, derived from ERA5 cloud cover. The May record high is 37°C (2026) and the record low is 9°C (2026).
Comitán weather in June
In June, Comitán averages a high of 26°C and a low of 16°C. It gets 144 mm of precipitation over about 13 rainy days. Estimated sunshine is 20% of daylight hours, derived from ERA5 cloud cover. The June record high is 35°C (1992) and the record low is 9°C (2000).
Comitán weather in July
In July, Comitán averages a high of 26°C and a low of 15°C. It gets 68 mm of precipitation over about 11 rainy days. Estimated sunshine is 25% of daylight hours, derived from ERA5 cloud cover. The July record high is 34°C (2020) and the record low is 10°C (1979). July is one of the most comfortable months to visit.
Comitán weather in August
In August, Comitán averages a high of 26°C and a low of 15°C. It gets 80 mm of precipitation over about 11 rainy days. Estimated sunshine is 22% of daylight hours, derived from ERA5 cloud cover. The August record high is 36°C (2026) and the record low is 9°C (2008). August is one of the most comfortable months to visit.
Comitán weather in September
In September, Comitán averages a high of 26°C and a low of 15°C. It gets 135 mm of precipitation over about 15 rainy days. Estimated sunshine is 19% of daylight hours, derived from ERA5 cloud cover. The September record high is 34°C (2026) and the record low is 9°C (2017). September is one of the most comfortable months to visit.
Comitán weather in October
In October, Comitán averages a high of 25°C and a low of 14°C. It gets 77 mm of precipitation over about 12 rainy days. Estimated sunshine is 25% of daylight hours, derived from ERA5 cloud cover. The October record high is 36°C (2026) and the record low is 4°C (1978). October is one of the most comfortable months to visit.
Comitán weather in November
In November, Comitán averages a high of 24°C and a low of 12°C. It gets 15 mm of precipitation over about 5 rainy days. Estimated sunshine is 45% of daylight hours, derived from ERA5 cloud cover. The November record high is 34°C (1995) and the record low is 2°C (2006). November is one of the most comfortable months to visit.
Comitán weather in December
In December, Comitán averages a high of 23°C and a low of 11°C. It gets 6 mm of precipitation over about 3 rainy days. Estimated sunshine is 62% of daylight hours, derived from ERA5 cloud cover. The December record high is 31°C (2023) and the record low is 0°C (1997). December is one of the most comfortable months to visit.
Sunshine, humidity and wind in Comitán
February is the sunniest month in Comitán, with estimated sunshine of 81% of daylight hours from ERA5 cloud cover. September is the cloudiest, at 19%. The annual cloud-cover estimate is 45% of daylight hours; it is not a measurement of sunshine duration. Comitán is cloudier than 78% of Mexico.
Humidity peaks in September at 80% and is lowest in March at 54%.
Comitán has about 5 days a year above 32°C. Comitán is cooler than 97% of Mexico.
Comitán weather records
These records cover COMITAN CHIS. during 1974–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Comitán station is 37°C, on May 6, 2026. The coldest is 0°C, on December 22, 1993.
The wettest day in the available station history brought 139 mm of precipitation, on July 9, 2026.
27 all-time records have been set at the station since 1974.
The best time to visit Comitán
The most comfortable time to visit is typically January to February and July to December, when daytime highs sit near 25°C.
Winter (December–February) is warm, with average highs around 24°C and lows near 11°C.
Spring (March–May) is hot, with average highs around 28°C and lows near 13°C.
Summer (June–August) is warm, with average highs around 26°C and lows near 15°C. It can feel humid.
Autumn (September–November) is warm, with average highs around 25°C and lows near 13°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 10° | 24° | 3.8 mm | 2 | 65% | 69% | 35° | 0° |
| February | 11° | 26° | 5.6 mm | 2 | 57% | 81% | 33° | 0° |
| March | 12° | 27° | 14 mm | 3 | 54% | 75% | 34° | 0° |
| April | 14° | 29° | 34 mm | 5 | 55% | 60% | 36° | 8° |
| May | 15° | 28° | 103 mm | 10 | 64% | 38% | 37° | 9° |
| June | 16° | 26° | 144 mm | 13 | 75% | 20% | 35° | 9° |
| July | 15° | 26° | 68 mm | 11 | 69% | 25% | 34° | 10° |
| August | 15° | 26° | 80 mm | 11 | 72% | 22% | 36° | 9° |
| September | 15° | 26° | 135 mm | 15 | 80% | 19% | 34° | 9° |
| October | 14° | 25° | 77 mm | 12 | 78% | 25% | 36° | 4° |
| November | 12° | 24° | 15 mm | 5 | 75% | 45% | 34° | 2° |
| December | 11° | 23° | 5.6 mm | 3 | 69% | 62% | 31° | 0° |
Station: COMITAN CHIS., 1 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1974–2026; record values refer to this station and period, not the entire city’s history. Precipitation includes rain and the water equivalent of frozen precipitation; snowfall depth is shown separately when available. Sources and methods
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
Comitán climate questions
How much rain does Comitán get?
Comitán gets 686 mm of precipitation in an average year, over about 91 rainy days.
What is the wettest month in Comitán?
June is the wettest month in Comitán, with 144 mm. January is the driest, with 4 mm.
How many rainy days does Comitán have a year?
Comitán has about 91 days with measurable rain in an average year. September has the most, about 15.
What is the hottest month in Comitán?
April is the warmest month in Comitán, with an average high of 29°C.
What is the coldest month in Comitán?
January is the coldest month in Comitán, with an average low of 10°C.
What is the record high temperature in Comitán?
Within the available 1974–2026 station history, the record high at the Comitán station is 37°C, set on May 6, 2026. The record low is 0°C, on December 22, 1993.
What is the sunniest month in Comitán?
February is the sunniest month in Comitán, with estimated sunshine of 81% of daylight hours from ERA5 cloud cover. September is the cloudiest.
What is the best time to visit Comitán?
The most comfortable time to visit is typically January to February and July to December, when daytime highs sit near 25°C.