LʼIslet Weather in September

During September, LʼIslet experiences pleasant daytime temperatures of 19°C (66°F) and cooler nights around 10°C (50°F). Expect quite a bit of rainfall. Around 112 mm (4.4 in) is typical.

Rainfall in LʼIslet in September

Historically, September sees about 13 days of rain, with a monthly average of 112 mm (4.4 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in LʼIslet in September

September in LʼIslet brings pleasant temperatures, with highs of 19°C (66°F) and nights around 10°C (50°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows around 10°C (50°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in LʼIslet in September

You can expect a moderate amount of sunlight, with approximately 163 hours. This means a pleasant mix of sun and overcast.

If you prefer dry days with pleasant temperatures, June, 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 Canada, check out our LʼIslet's climate page.

LʼIslet Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 42%  

Precipitation 112 mm (4.4 in)  

Rainy days 13 days  

Humidity 61% *  

Sunshine 163 hours *  

Percentage Sunshine 43% *  

* Data from: Quebec City, Canada (73 KM, 45 Miles).

What to Wear in LʼIslet 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in LʼIslet 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 Canada, check out our LʼIslet's climate page.

More climate data for LʼIslet

Temperature Rainfall Sunshine Humidity

See the full LʼIslet climate overview or explore weather in Canada.