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Coatzacoalcos, Veracruz Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Coatzacoalcos, Veracruz?
Coatzacoalcos, Veracruz gets 1603 mm of precipitation a year over about 80 rainy days. May is the warmest month (average high 34°C) and January the coldest (average low 18°C).
Tropical savanna climate
Coatzacoalcos, Veracruz has hot summers and warm winters. Daytime highs range from about 27°C in January to 34°C in May. October is usually the wettest month.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 19° | 28° |
| Spring | Mar–May | 22° | 32° |
| Summer | Jun–Aug | 23° | 32° |
| Autumn | Sep–Nov | 22° | 30° |
How much rain does Coatzacoalcos get?
Coatzacoalcos gets 1603 mm of precipitation in an average year, spread over about 80 days with measurable rain. That is more rainy days than 70% of Mexico.
October is the wettest month, with 349 mm. April is the driest, with 11 mm. September has the most rainy days, about 12.
The longest dry spell in the last five years lasted 30 days, to June 1, 2024.
From October 2025 to September 2026 Coatzacoalcos got 908 mm of rain, against a normal of 1603 mm for those months. September 2026 had the most, with 417 mm.
Coatzacoalcos weather by month
Coatzacoalcos weather in January
In January, Coatzacoalcos averages a high of 27°C and a low of 18°C. It gets 48 mm of precipitation over about 6 rainy days. Estimated sunshine is 44% of daylight hours, derived from ERA5 cloud cover. The January record high is 36°C (2017) and the record low is 10°C (1992).
Coatzacoalcos weather in February
In February, Coatzacoalcos averages a high of 28°C and a low of 19°C. It gets 35 mm of precipitation over about 3 rainy days. Estimated sunshine is 57% of daylight hours, derived from ERA5 cloud cover. The February record high is 38°C (2019) and the record low is 11°C (1994).
Coatzacoalcos weather in March
In March, Coatzacoalcos averages a high of 31°C and a low of 20°C. It gets 23 mm of precipitation over about 2 rainy days. Estimated sunshine is 69% of daylight hours, derived from ERA5 cloud cover. The March record high is 40°C (2005) and the record low is 11°C (1990).
Coatzacoalcos weather in April
In April, Coatzacoalcos averages a high of 33°C and a low of 22°C. It gets 11 mm of precipitation over about 2 rainy days. Estimated sunshine is 65% of daylight hours, derived from ERA5 cloud cover. The April record high is 43°C (2016) and the record low is 12°C (2026).
Coatzacoalcos weather in May
In May, Coatzacoalcos averages a high of 34°C and a low of 23°C. It gets 39 mm of precipitation over about 3 rainy days. Estimated sunshine is 57% of daylight hours, derived from ERA5 cloud cover. The May record high is 46°C (2019) and the record low is 13°C (2026).
Coatzacoalcos weather in June
In June, Coatzacoalcos averages a high of 33°C and a low of 24°C. It gets 157 mm of precipitation over about 8 rainy days. Estimated sunshine is 34% of daylight hours, derived from ERA5 cloud cover. The June record high is 43°C (2024) and the record low is 15°C (2026).
Coatzacoalcos weather in July
In July, Coatzacoalcos averages a high of 32°C and a low of 24°C. It gets 141 mm of precipitation over about 8 rainy days. Estimated sunshine is 30% of daylight hours, derived from ERA5 cloud cover. The July record high is 40°C (1995) and the record low is 14°C (2026).
Coatzacoalcos weather in August
In August, Coatzacoalcos averages a high of 32°C and a low of 23°C. It gets 202 mm of precipitation over about 10 rainy days. Estimated sunshine is 29% of daylight hours, derived from ERA5 cloud cover. The August record high is 39°C (2026) and the record low is 15°C (2026).
Coatzacoalcos weather in September
In September, Coatzacoalcos averages a high of 32°C and a low of 23°C. It gets 313 mm of precipitation over about 12 rainy days. Estimated sunshine is 24% of daylight hours, derived from ERA5 cloud cover. The September record high is 38°C (2001) and the record low is 16°C (2026).
Coatzacoalcos weather in October
In October, Coatzacoalcos averages a high of 31°C and a low of 22°C. It gets 349 mm of precipitation over about 11 rainy days. Estimated sunshine is 33% of daylight hours, derived from ERA5 cloud cover. The October record high is 38°C (1994) and the record low is 14°C (1992).
Coatzacoalcos weather in November
In November, Coatzacoalcos averages a high of 28°C and a low of 21°C. It gets 220 mm of precipitation over about 8 rainy days. Estimated sunshine is 46% of daylight hours, derived from ERA5 cloud cover. The November record high is 36°C (2015) and the record low is 12°C (2008).
Coatzacoalcos weather in December
In December, Coatzacoalcos averages a high of 28°C and a low of 19°C. It gets 66 mm of precipitation over about 6 rainy days. Estimated sunshine is 46% of daylight hours, derived from ERA5 cloud cover. The December record high is 36°C (2016) and the record low is 7°C (1990).
Sunshine, humidity and wind in Coatzacoalcos
March is the sunniest month in Coatzacoalcos, with estimated sunshine of 69% of daylight hours from ERA5 cloud cover. September is the cloudiest, at 24%. The annual cloud-cover estimate is 45% of daylight hours; it is not a measurement of sunshine duration. Coatzacoalcos is cloudier than 79% of Mexico.
Humidity peaks in January at 84% and is lowest in April at 75%.
Coatzacoalcos has about 50 days a year above 32°C. Coatzacoalcos is cooler than 67% of Mexico.
Coatzacoalcos weather records
These records cover COATZACOALCOS VER. during 1975–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Coatzacoalcos station is 46°C, on May 9, 2019. The coldest is 7°C, on December 15, 1990.
The wettest day in the available station history brought 266 mm of precipitation, on November 13, 2013.
25 all-time records have been set at the station since 1975.
The best time to visit Coatzacoalcos
Winter (December–February) is warm, with average highs around 28°C and lows near 19°C.
Spring (March–May) is hot, with average highs around 32°C and lows near 22°C.
Summer (June–August) is hot, with average highs around 32°C and lows near 24°C. It can feel humid.
Autumn (September–November) is hot, with average highs around 30°C and lows near 22°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 18° | 27° | 48 mm | 6 | 84% | 44% | 36° | 10° |
| February | 19° | 28° | 35 mm | 3 | 82% | 57% | 38° | 11° |
| March | 20° | 31° | 23 mm | 2 | 79% | 69% | 40° | 11° |
| April | 22° | 33° | 11 mm | 2 | 75% | 65% | 43° | 12° |
| May | 23° | 34° | 39 mm | 3 | 76% | 57% | 46° | 13° |
| June | 24° | 33° | 157 mm | 8 | 81% | 34% | 43° | 15° |
| July | 24° | 32° | 141 mm | 8 | 84% | 30% | 40° | 14° |
| August | 23° | 32° | 202 mm | 10 | 83% | 29% | 39° | 15° |
| September | 23° | 32° | 313 mm | 12 | 83% | 24% | 38° | 16° |
| October | 22° | 31° | 349 mm | 11 | 82% | 33% | 38° | 14° |
| November | 21° | 28° | 220 mm | 8 | 83% | 46% | 36° | 12° |
| December | 19° | 28° | 66 mm | 6 | 83% | 46% | 36° | 7° |
Station: COATZACOALCOS VER., 3 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.
Coatzacoalcos climate questions
How much rain does Coatzacoalcos get?
Coatzacoalcos gets 1603 mm of precipitation in an average year, over about 80 rainy days.
What is the wettest month in Coatzacoalcos?
October is the wettest month in Coatzacoalcos, with 349 mm. April is the driest, with 11 mm.
How many rainy days does Coatzacoalcos have a year?
Coatzacoalcos has about 80 days with measurable rain in an average year. September has the most, about 12.
What is the hottest month in Coatzacoalcos?
May is the warmest month in Coatzacoalcos, with an average high of 34°C.
What is the coldest month in Coatzacoalcos?
January is the coldest month in Coatzacoalcos, with an average low of 18°C.
What is the record high temperature in Coatzacoalcos?
Within the available 1975–2026 station history, the record high at the Coatzacoalcos station is 46°C, set on May 9, 2019. The record low is 7°C, on December 15, 1990.
What is the sunniest month in Coatzacoalcos?
March is the sunniest month in Coatzacoalcos, with estimated sunshine of 69% of daylight hours from ERA5 cloud cover. September is the cloudiest.