The climate in Fremont during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Fremont and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 24°C (74°F), whilst at night 12°C (54°F) is normal.
Daytime temperature | 23.6°C 74.4°F |
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Nightly temperature | 12.3°C 54.1°F |
Average temperature | 17.9°C 64.2°F |
Daily sunshine | 7.5 hrs |
Avg rainfall | 76 mm 3 ins |
Rainy days | 8 days |
Sea temperature | 20.9°C 69.7°F |
Humidity | 74% |
Windspeed | 13.3kph 8 mph |
On average September is the 6th wettest month of the year in Fremont with around 76mm 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 Fremont in September 2025.
Best places to visit in September
Hottest month: | July | 28.1°C 82.6°F |
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Driest month: | February | 46mm 1.8ins |
Sunniest month: | July | 10.1hrs |
Coldest month: | January | -0.9°C 30.4°F |
Wettest month: | June | 92mm 3.6ins |