The climate in Imperia during September can be summarized as warm and reasonably dry.
September is in the fall / autumn in Imperia and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 16°C (61°F) is normal.
Daytime temperature | 23.8°C 74.8°F |
---|---|
Nightly temperature | 16.1°C 60.9°F |
Average temperature | 19.9°C 67.8°F |
Daily sunshine | 7.5 hrs |
Avg rainfall | 58 mm 2.3 ins |
Rainy days | 8 days |
Sea temperature | 22.5°C 72.5°F |
Humidity | 75% |
Windspeed | 9.7kph 6 mph |
On average September is the 4th driest month of the year in Imperia with around 58mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.5 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 Imperia in September 2025.
Best places to visit in September
Hottest month: | August | 26.5°C 79.7°F |
---|---|---|
Driest month: | July | 15mm 0.6ins |
Sunniest month: | July | 10.3hrs |
Coldest month: | January | 11°C 51.8°F |
Wettest month: | October | 100mm 3.9ins |