Marly-le-Grand Weather in September

With daytime temperatures of 19°C (66°F) and nighttime lows of 9°C (48°F), September in Marly-le-Grand brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 118 mm (4.6 in) falls on average.

Rainfall in Marly-le-Grand in September

Typically, you can expect about 13 days of rain this month, with 118 mm (4.6 in) on average. 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 Marly-le-Grand in September

September in Marly-le-Grand brings pleasant temperatures, with highs of 19°C (66°F) and nights around 9°C (48°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 9°C (48°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Marly-le-Grand in September

The area experiences a moderate amount of sunshine, with approximately 178 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in Marly-le-Grand in September

Wind speeds average 1 m/s (2 knots) during September. At this speed, you'll experience mostly light air movement that's just barely noticeable. As an average, some days will be completely calm while others have gentle breezes you can feel on your skin.

For Marly-le-Grand itself, June, July and August generally stand out with 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 Switzerland, check out our Marly-le-Grand's climate page.

Marly-le-Grand Temperature in September

Min Temperature 9°C (48°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 44%  

Precipitation 118 mm (4.6 in)  

Rainy days 13 days  

Humidity 78% *  

Windspeed 1 m/s (2 knots) *  

Sunshine 178 hours *  

Percentage Sunshine 51% *  

* Data from: Payerne, Switzerland (16 KM, 10 Miles).

What to Wear in Marly-le-Grand 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. Prepare for significant rainfall with proper waterproof clothing and shoes. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Marly-le-Grand in September

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

Swimming

6/10

Cycling

9/10

Walking

9/10

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 Switzerland, check out our Marly-le-Grand's climate page.

More climate data for Marly-le-Grand

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Marly-le-Grand climate overview or explore weather in Switzerland.