Chatou Weather in September

In Chatou, September brings pleasant daytime temperatures around 22°C (72°F), with nights cooling to 11°C (52°F). It is the driest month of the year, with minimal rainfall.

Rainfall in Chatou in September

Clear skies and little rain are the norm this month. A great time to spend time outdoors. Typically, you can expect about 12 days of rain this month, with 52 mm (2 in) on average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Chatou in September

Weather in Chatou is at its excellent in September. Highs reach 22°C (72°F), while nights settle around 11°C (52°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Chatou in September

The city usually sees around 172 hours of sunlight, indicating a moderately sunny period.

Wind Speed in Chatou in September

September has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.