Saint-Léger-en-Yvelines Weather in September

September is one of the perfect months to visit Saint-Léger-en-Yvelines, with daytime temperatures of 22°C (72°F) and lows of 11°C (52°F) at night. It is also the driest month of the year.

Rainfall in Saint-Léger-en-Yvelines in September

September is the month with the least rainfall. Whether you're keen on hiking, outdoor festivals, or just enjoying a walk, this month provides a reliably dry backdrop for all your plans. This month experiences about 12 days of rain according to historical data, averaging 53 mm (2.1 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Saint-Léger-en-Yvelines in September

The perfect temperature in Saint-Léger-en-Yvelines in September makes it a solid month to visit, with 22°C (72°F) during the day and 11°C (52°F) at night. The difference between afternoon and evening temperatures is usually noticeable. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Saint-Léger-en-Yvelines in September

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

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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit France, check out our Saint-Léger-en-Yvelines's climate page.

Saint-Léger-en-Yvelines Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 22°C (72°F)  

Chance of Rain 39%  

Precipitation 53 mm (2.1 in)  

Rainy days 12 days  

Humidity 77% *  

Sunshine 172 hours *  

Percentage Sunshine 44% *  

* Data from: Paris, France (57 KM, 35 Miles).

What to Wear in Saint-Léger-en-Yvelines in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Saint-Léger-en-Yvelines in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

10/10

Walking

10/10

Camping

8/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit France, check out our Saint-Léger-en-Yvelines's climate page.

More climate data for Saint-Léger-en-Yvelines

Temperature Rainfall Sunshine Humidity

See the full Saint-Léger-en-Yvelines climate overview or explore weather in France.