The climate in San Martín Hidalgo during September can be summarized as hot, humid and wet.
September is in the fall / autumn in San Martín Hidalgo and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 17°C (63°F) is normal.
Daytime temperature | 28.7°C 83.6°F |
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Nightly temperature | 17.4°C 63.2°F |
Average temperature | 23°C 73.4°F |
Daily sunshine | 6 hrs |
Avg rainfall | 130 mm 5.1 ins |
Rainy days | 14 days |
Sea temperature | 29.6°C 85.2°F |
Humidity | 78% |
Windspeed | 9kph 6 mph |
On average September is the 4th wettest month of the year in San Martín Hidalgo with around 130mm 5.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 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 San Martín Hidalgo in September 2025.
Best places to visit in September
Hottest month: | May | 33.4°C 92.1°F |
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Driest month: | February | 6mm 0.2ins |
Sunniest month: | February | 8.6hrs |
Coldest month: | January | 25.8°C 78.4°F |
Wettest month: | July | 201mm 7.9ins |