Saint-Julien Weather in September

Saint-Julien in September sees high temperatures, with highs around 23°C (73°F) and overnight lows of 12°C (54°F). Rainfall is fairly high at around 99 mm (3.9 in) on average, so pack waterproofs just in case.

Rainfall in Saint-Julien in September

Past climate data indicates that roughly 11 days will see rain, totalling around 99 mm (3.9 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Saint-Julien in September

September tends to be one of the perfect months in Saint-Julien, with 23°C (73°F) in the afternoon and 12°C (54°F) overnight. Overall, the month follows a fairly predictable daily temperature pattern. With lows of 12°C (54°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Saint-Julien in September

There are approximately 195 hours of sunshine this month, resulting in mostly clear days.

If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Saint-Julien.

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

Saint-Julien Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 23°C (73°F)  

Chance of Rain 35%  

Precipitation 99 mm (3.9 in)  

Rainy days 11 days  

Humidity 76% *  

Sunshine 195 hours *  

Percentage Sunshine 56% *  

* Data from: Lyon, France (32 KM, 20 Miles).

What to Wear in Saint-Julien in September

For Saint-Julien 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Saint-Julien 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

8/10

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-Julien's climate page.

More climate data for Saint-Julien

Temperature Rainfall Sunshine Humidity

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