Saint-Hilaire Weather in September

With daytime temperatures of 19°C (66°F) and nighttime lows of 8°C (46°F), September in Saint-Hilaire brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 128 mm (5 in) falls on average.

Rainfall in Saint-Hilaire in September

Typically, you can expect about 11 days of rain this month, with 128 mm (5 in) on average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Saint-Hilaire in September

September in Saint-Hilaire brings typical temperatures with highs around 19°C (66°F) and lows of 8°C (46°F). The difference between afternoon and evening temperatures is usually noticeable. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Saint-Hilaire in September

Expect a lot of sunshine this month, with about 193 hours of sun. These sunny conditions add to the overall experience.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July and August typically offer the best weather for Saint-Hilaire.

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

Saint-Hilaire Temperature in September

Min Temperature 8°C (46°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 37%  

Precipitation 128 mm (5 in)  

Rainy days 11 days  

Humidity 79% *  

Sunshine 193 hours *  

Percentage Sunshine *  

* Data from: Grenoble, France (18 KM, 11 Miles).

What to Wear in Saint-Hilaire in September

For Saint-Hilaire 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. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Saint-Hilaire 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 France, check out our Saint-Hilaire's climate page.

More climate data for Saint-Hilaire

Temperature Rainfall Sunshine Humidity

See the full Saint-Hilaire climate overview or explore weather in France.