Cachan Weather in September

September in Cachan brings high temperatures, with highs of 22°C (72°F) and nights dropping to 11°C (52°F). It's also the driest month of the year, ideal for those who want to avoid rain.

Rainfall in Cachan in September

Conditions tend to be dry and settled, making it a good month for outdoor plans. Rain is expected on roughly 12 days, totalling around 53 mm (2.1 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Cachan in September

Cachan has perfect weather in September, with days reaching 22°C (72°F) and nights cooling to 11°C (52°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. 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 Cachan in September

The area experiences a moderate amount of sunshine, with approximately 172 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in Cachan in September

Average wind speeds reach 3 m/s (6 knots) in September, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Cachan.

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For a detailed overview over the year and the best time to visit France, check out our Cachan's climate page.

Cachan Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 22°C (72°F)  

Chance of Rain 40%  

Precipitation 53 mm (2.1 in)  

Rainy days 12 days  

Humidity 77% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 172 hours *  

Percentage Sunshine 44% *  

* Data from: Paris, France (20 KM, 13 Miles).

What to Wear in Cachan in September

For Cachan in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Cachan 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 Cachan's climate page.

More climate data for Cachan

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Cachan climate overview or explore weather in France.