The climate in Coalcomán de Matamoros during September can be summarized as warm, humid and very wet.
September is in the fall / autumn in Coalcomán de Matamoros and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a muggy 27°C (80°F), whilst at night 15°C (59°F) is normal.
Daytime temperature | 26.6°C 79.8°F |
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Nightly temperature | 15.1°C 59.1°F |
Average temperature | 20.8°C 69.4°F |
Daily sunshine | 5 hrs |
Avg rainfall | 235 mm 9.3 ins |
Rainy days | 18 days |
Sea temperature | 29.5°C 85.1°F |
Humidity | 78% |
Windspeed | 7.6kph 5 mph |
On average September is the wettest month of the year in Coalcomán de Matamoros with around 235mm 9.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Coalcomán de Matamoros in September 2025.
Best places to visit in September
Hottest month: | May | 31.3°C 88.3°F |
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Driest month: | February | 6mm 0.2ins |
Sunniest month: | February | 8.9hrs |
Coldest month: | January | 26.2°C 79.2°F |
Wettest month: | September | 235mm 9.3ins |