The climate in Belen during September can be summarized as hot and dry.
September is in the fall / autumn in Belen and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a warm 30°C (86°F), whilst at night 20°C (68°F) is normal.
| Daytime temperature | 30.2°C 86.4°F |
|---|---|
| Nightly temperature | 20°C 68°F |
| Average temperature | 25.1°C 77.2°F |
| Daily sunshine | 10.8 hrs |
| Avg rainfall | 25 mm 1 ins |
| Rainy days | 4 days |
| Sea temperature | 27.8°C 82°F |
| Humidity | 62% |
| Windspeed | 10.8kph 7 mph |
On average September is the 3rd driest month of the year in Belen with around 25mm 1 inches of rain making it a dry time to visit. This rainfall is typically spread over 4 days, although this may vary considerably.
On the flip side this corresponds to an average of 10.8 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 Belen in September 2025.
Best places to visit in September
| Hottest month: | August | 31.1°C 88°F |
|---|---|---|
| Driest month: | August | 12mm 0.5ins |
| Sunniest month: | July | 12.9hrs |
| Coldest month: | January | 11.6°C 52.9°F |
| Wettest month: | December | 147mm 5.8ins |