The climate in Castelnaudary during September can be summarized as warm and reasonably dry.
September is in the fall / autumn in Castelnaudary and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 13°C (55°F) is normal.
Daytime temperature | 24.1°C 75.3°F |
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Nightly temperature | 12.8°C 55°F |
Average temperature | 18.4°C 65.1°F |
Daily sunshine | 7.4 hrs |
Avg rainfall | 70 mm 2.7 ins |
Rainy days | 9 days |
Sea temperature | 21.1°C 70°F |
Humidity | 70% |
Windspeed | 10.8kph 7 mph |
On average September is the 4th wettest month of the year in Castelnaudary with around 70mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.4 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 Castelnaudary in September 2024.
Best places to visit in September
Hottest month: | July | 27.1°C 80.8°F |
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Driest month: | July | 41mm 1.6ins |
Sunniest month: | July | 9.9hrs |
Coldest month: | January | 9.3°C 48.7°F |
Wettest month: | May | 81mm 3.2ins |