Sterling Weather in September

The climate in Sterling during September can be summarized as mild and dry.

September is in the fall / autumn in Sterling and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 26°C (78°F), whilst at night 8°C (47°F) is normal.

On average September is the 6th wettest month of the year in Sterling with around 29mm 1.1 inches of rain making it a dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.6 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 Sterling in September 2024.