The climate in Jolalpan during September can be summarized as hot, humid and wet.
September is in the fall / autumn in Jolalpan and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 31°C (88°F), whilst at night 18°C (64°F) is normal.
| Daytime temperature | 31.2°C 88.2°F |
|---|---|
| Nightly temperature | 17.8°C 64°F |
| Average temperature | 24.5°C 76.1°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 183 mm 7.2 ins |
| Rainy days | 14 days |
| Sea temperature | 29.4°C 85°F |
| Humidity | 83% |
| Windspeed | 6.8kph 4 mph |
On average September is the 3rd wettest month of the year in Jolalpan with around 183mm 7.2 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 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 Jolalpan in September 2025.
Best places to visit in September
| Hottest month: | May | 35.8°C 96.4°F |
|---|---|---|
| Driest month: | February | 2mm 0.1ins |
| Sunniest month: | February | 7.7hrs |
| Coldest month: | January | 31°C 87.8°F |
| Wettest month: | August | 187mm 7.4ins |