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Chilpancingo, Guerrero Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Chilpancingo, Guerrero?
Chilpancingo, Guerrero gets 498 mm of precipitation a year over about 63 rainy days. April is the warmest month (average high 33°C) and January the coldest (average low 12°C).
Semi-arid climate
Chilpancingo, Guerrero has hot summers and hot winters. Daytime highs range from about 30°C in January to 33°C in April. June is usually the wettest month.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 13° | 30° |
| Spring | Mar–May | 16° | 33° |
| Summer | Jun–Aug | 17° | 31° |
| Autumn | Sep–Nov | 16° | 30° |
How much rain does Chilpancingo get?
Chilpancingo gets 498 mm of precipitation in an average year, spread over about 63 days with measurable rain. That is more rainy days than 50% of Mexico.
June is the wettest month, with 101 mm. December is the driest, with 1 mm. July has the most rainy days, about 13.
The longest dry spell in the last five years lasted 70 days, to April 21, 2022.
From October 2025 to September 2026 Chilpancingo got 1160 mm of rain, against a normal of 498 mm for those months. July 2026 had the most, with 471 mm.
Chilpancingo weather by month
Chilpancingo weather in January
In January, Chilpancingo averages a high of 29°C and a low of 12°C. It gets 4 mm of precipitation over about 1 rainy days. Estimated sunshine is 56% of daylight hours, derived from ERA5 cloud cover. The January record high is 36°C (2005) and the record low is 3°C (1997).
Chilpancingo weather in February
In February, Chilpancingo averages a high of 31°C and a low of 13°C. It gets 2 mm of precipitation over about 0 rainy days. Estimated sunshine is 70% of daylight hours, derived from ERA5 cloud cover. The February record high is 36°C (2024) and the record low is 5°C (1983).
Chilpancingo weather in March
In March, Chilpancingo averages a high of 32°C and a low of 14°C. It gets 5 mm of precipitation over about 1 rainy days. Estimated sunshine is 75% of daylight hours, derived from ERA5 cloud cover. The March record high is 39°C (2012) and the record low is 7°C (1986).
Chilpancingo weather in April
In April, Chilpancingo averages a high of 33°C and a low of 16°C. It gets 9 mm of precipitation over about 1 rainy days. Estimated sunshine is 68% of daylight hours, derived from ERA5 cloud cover. The April record high is 38°C (2003) and the record low is 8°C (2001).
Chilpancingo weather in May
In May, Chilpancingo averages a high of 33°C and a low of 18°C. It gets 40 mm of precipitation over about 4 rainy days. Estimated sunshine is 52% of daylight hours, derived from ERA5 cloud cover. The May record high is 39°C (2024) and the record low is 12°C (1983).
Chilpancingo weather in June
In June, Chilpancingo averages a high of 31°C and a low of 18°C. It gets 101 mm of precipitation over about 11 rainy days. Estimated sunshine is 21% of daylight hours, derived from ERA5 cloud cover. The June record high is 41°C (2026) and the record low is 12°C (1995).
Chilpancingo weather in July
In July, Chilpancingo averages a high of 31°C and a low of 17°C. It gets 99 mm of precipitation over about 13 rainy days. Estimated sunshine is 12% of daylight hours, derived from ERA5 cloud cover. The July record high is 37°C (2026) and the record low is 11°C (2026).
Chilpancingo weather in August
In August, Chilpancingo averages a high of 31°C and a low of 17°C. It gets 88 mm of precipitation over about 12 rainy days. Estimated sunshine is 11% of daylight hours, derived from ERA5 cloud cover. The August record high is 35°C (2023) and the record low is 11°C (1982).
Chilpancingo weather in September
In September, Chilpancingo averages a high of 30°C and a low of 17°C. It gets 98 mm of precipitation over about 12 rainy days. Estimated sunshine is 10% of daylight hours, derived from ERA5 cloud cover. The September record high is 35°C (2026) and the record low is 10°C (1982).
Chilpancingo weather in October
In October, Chilpancingo averages a high of 30°C and a low of 17°C. It gets 38 mm of precipitation over about 6 rainy days. Estimated sunshine is 20% of daylight hours, derived from ERA5 cloud cover. The October record high is 35°C (2010) and the record low is 9°C (1999).
Chilpancingo weather in November
In November, Chilpancingo averages a high of 30°C and a low of 14°C. It gets 12 mm of precipitation over about 2 rainy days. Estimated sunshine is 42% of daylight hours, derived from ERA5 cloud cover. The November record high is 36°C (2005) and the record low is 5°C (1984).
Chilpancingo weather in December
In December, Chilpancingo averages a high of 29°C and a low of 13°C. It gets 1 mm of precipitation over about 0 rainy days. Estimated sunshine is 53% of daylight hours, derived from ERA5 cloud cover. The December record high is 36°C (2005) and the record low is 1°C (1984).
Sunshine, humidity and wind in Chilpancingo
March is the sunniest month in Chilpancingo, with estimated sunshine of 75% of daylight hours from ERA5 cloud cover. September is the cloudiest, at 10%. The annual cloud-cover estimate is 41% of daylight hours; it is not a measurement of sunshine duration. Chilpancingo is cloudier than 86% of Mexico.
Humidity peaks in September at 86% and is lowest in April at 54%.
Chilpancingo has about 52 days a year above 32°C. Chilpancingo is cooler than 66% of Mexico.
Chilpancingo weather records
These records cover CHILPANCINGO RO. during 1975–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Chilpancingo station is 41°C, on June 18, 2026. The coldest is 1°C, on December 22, 1984.
The wettest day in the available station history brought 167 mm of precipitation, on October 8, 1976.
16 all-time records have been set at the station since 1975.
The best time to visit Chilpancingo
Winter (December–February) is hot, with average highs around 30°C and lows near 13°C.
Spring (March–May) is hot, with average highs around 33°C and lows near 16°C.
Summer (June–August) is hot, with average highs around 31°C and lows near 17°C. It can feel humid.
Autumn (September–November) is hot, with average highs around 30°C and lows near 16°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 12° | 29° | 4.3 mm | 1 | 67% | 56% | 36° | 3° |
| February | 13° | 31° | 2.3 mm | 0 | 62% | 70% | 36° | 5° |
| March | 14° | 32° | 5.3 mm | 1 | 57% | 75% | 39° | 7° |
| April | 16° | 33° | 9.1 mm | 1 | 54% | 68% | 38° | 8° |
| May | 18° | 33° | 40 mm | 4 | 61% | 52% | 39° | 12° |
| June | 18° | 31° | 101 mm | 11 | 79% | 21% | 41° | 12° |
| July | 17° | 31° | 99 mm | 13 | 83% | 12% | 37° | 11° |
| August | 17° | 31° | 88 mm | 12 | 85% | 11% | 35° | 11° |
| September | 17° | 30° | 98 mm | 12 | 86% | 10% | 35° | 10° |
| October | 17° | 30° | 38 mm | 6 | 81% | 20% | 35° | 9° |
| November | 14° | 30° | 12 mm | 2 | 76% | 42% | 36° | 5° |
| December | 13° | 29° | 1.3 mm | 0 | 70% | 53% | 36° | 1° |
Station: CHILPANCINGO RO., 0 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1975–2026; 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.
Chilpancingo climate questions
How much rain does Chilpancingo get?
Chilpancingo gets 498 mm of precipitation in an average year, over about 63 rainy days.
What is the wettest month in Chilpancingo?
June is the wettest month in Chilpancingo, with 101 mm. December is the driest, with 1 mm.
How many rainy days does Chilpancingo have a year?
Chilpancingo has about 63 days with measurable rain in an average year. July has the most, about 13.
What is the hottest month in Chilpancingo?
April is the warmest month in Chilpancingo, with an average high of 33°C.
What is the coldest month in Chilpancingo?
January is the coldest month in Chilpancingo, with an average low of 12°C.
What is the record high temperature in Chilpancingo?
Within the available 1975–2026 station history, the record high at the Chilpancingo station is 41°C, set on June 18, 2026. The record low is 1°C, on December 22, 1984.
What is the sunniest month in Chilpancingo?
March is the sunniest month in Chilpancingo, with estimated sunshine of 75% of daylight hours from ERA5 cloud cover. September is the cloudiest.