The climate in Tetlanohcán during September can be summarized as mild and wet.
September is in the fall / autumn in Tetlanohcán and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 19°C (66°F), whilst at night 7°C (45°F) is normal.
Daytime temperature | 18.9°C 66°F |
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Nightly temperature | 7.3°C 45.1°F |
Average temperature | 13.1°C 55.6°F |
Daily sunshine | 5 hrs |
Avg rainfall | 142 mm 5.6 ins |
Rainy days | 16 days |
Sea temperature | 29.4°C 84.9°F |
Humidity | 72% |
Windspeed | 7.2kph 5 mph |
On average September is the 4th wettest month of the year in Tetlanohcán with around 142mm 5.6 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 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 Tetlanohcán in September 2025.
Best places to visit in September
Hottest month: | May | 21.6°C 70.9°F |
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Driest month: | February | 7mm 0.3ins |
Sunniest month: | February | 7.8hrs |
Coldest month: | January | 17.3°C 63.1°F |
Wettest month: | June | 155mm 6.1ins |