Montréal Weather in September

Thinking of visiting Montréal in September? Expect high temperatures reaching 24°C (75°F) during the day, dropping to 13°C (55°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Montréal in September

Expect around 9 days of rain based on historical data, with 65 mm (2.6 in) average. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Montréal in September

September is a good time to be in Montréal. Days are perfect, reaching 24°C (75°F), with nights around 13°C (55°F). Overall, the month follows a fairly predictable daily temperature pattern. At 13°C (55°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Montréal in September

With approximately 214 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• October
• November
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For a detailed overview over the year and the best time to visit France, check out our Montréal's climate page.

Montréal Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 29%  

Precipitation 65 mm (2.6 in)  

Rainy days 9 days  

Humidity 73% *  

Sunshine 214 hours *  

Percentage Sunshine *  

* Data from: Carcassonne, France (16 KM, 10 Miles).

What to Wear in Montréal in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Montréal in September

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

Swimming

9/10

Cycling

10/10

Walking

10/10

Barbeque

8/10

Camping

8/10

Outdoor sports

10/10

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 Montréal's climate page.

More climate data for Montréal

Temperature Rainfall Sunshine Humidity

See the full Montréal climate overview or explore weather in France.