The climate in Ponérihouen during September can be summarized as warm, humid and a little damp.
September is in the spring in Ponérihouen and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a muggy 24°C (75°F), whilst at night 19°C (66°F) is normal.
Daytime temperature | 24°C 75.2°F |
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Nightly temperature | 18.8°C 65.8°F |
Average temperature | 21.4°C 70.5°F |
Daily sunshine | 7.7 hrs |
Avg rainfall | 87 mm 3.4 ins |
Rainy days | 8 days |
Sea temperature | 23.3°C 73.9°F |
Humidity | 74% |
Windspeed | 13.3kph 8 mph |
On average September is the driest month of the year in Ponérihouen with around 87mm 3.4 inches of rain making it a a little damp 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 7.7 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 Ponérihouen in September 2025.
Best places to visit in September
Hottest month: | February | 28.4°C 83.1°F |
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Driest month: | September | 87mm 3.4ins |
Sunniest month: | October | 8.3hrs |
Coldest month: | July | 23°C 73.4°F |
Wettest month: | January | 345mm 13.6ins |