The climate in Coleford during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Coleford and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 18°C (64°F), whilst at night 10°C (49°F) is normal.
| Daytime temperature | 17.7°C 63.9°F |
|---|---|
| Nightly temperature | 9.5°C 49.1°F |
| Average temperature | 13.6°C 56.5°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 72 mm 2.8 ins |
| Rainy days | 14 days |
| Sea temperature | 16.2°C 61.2°F |
| Humidity | 86% |
| Windspeed | 14kph 9 mph |
On average September is the 5th wettest month of the year in Coleford with around 72mm 2.8 inches of rain making it a reasonably dry 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 Coleford in September 2025.
Best places to visit in September
| Hottest month: | July | 20.6°C 69.1°F |
|---|---|---|
| Driest month: | July | 49mm 1.9ins |
| Sunniest month: | June | 7.2hrs |
| Coldest month: | January | 6.5°C 43.7°F |
| Wettest month: | December | 86mm 3.4ins |