Mont-de-Lans Weather in September

September in Mont-de-Lans typically sees daytime highs of 16°C (61°F) and nighttime lows of 4°C (39°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Mont-de-Lans in September

You can expect rain on around 13 days based on historical patterns, with 110 mm (4.3 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Mont-de-Lans in September

Temperatures in Mont-de-Lans in September top out at 16°C (61°F) and drop to 4°C (39°F) overnight. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 4°C (39°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Mont-de-Lans in September

Enjoy a sunny month with about 193 hours of sunshine, the clear skies make Mont-de-Lans even more beautiful.

If you prefer dry days with pleasant temperatures, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Mont-de-Lans Temperature in September

Min Temperature 4°C (39°F)  

Max Temperature 16°C (61°F)  

Chance of Rain 43%  

Precipitation 110 mm (4.3 in)  

Rainy days 13 days  

Humidity 79% *  

Sunshine 193 hours *  

Percentage Sunshine *  

* Data from: Grenoble, France (35 KM, 22 Miles).

What to Wear in Mont-de-Lans in September

The weather can be unpredictable in September, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Mont-de-Lans in September

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

Swimming

5/10

Cycling

5/10

Walking

5/10

Camping

3/10

Outdoor sports

9/10

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 Mont-de-Lans's climate page.

More climate data for Mont-de-Lans

Temperature Rainfall Sunshine Humidity

See the full Mont-de-Lans climate overview or explore weather in France.