Gatineau Weather in September

September in Gatineau typically sees daytime highs of 22°C (72°F) and nighttime lows of 10°C (50°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Gatineau in September

This month experiences about 12 days of rain according to historical data, averaging 100 mm (3.9 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Gatineau in September

In September, expect pleasant temperatures in Gatineau, with highs of 22°C (72°F) and lows of 10°C (50°F) at night. The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 10°C (50°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Gatineau 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.

If your ideal day consists of dry skies and pleasant temperatures, May and August typically offer the best circumstances for Gatineau.

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For a detailed overview over the year and the best time to visit Canada, check out our Gatineau's climate page.

Gatineau Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 22°C (72°F)  

Chance of Rain 40%  

Precipitation 100 mm (3.9 in)  

Rainy days 12 days  

Humidity 59% *  

Sunshine 178 hours *  

Percentage Sunshine 47% *  

* Data from: Ottawa, Canada (6 KM, 3 Miles).

What to Wear in Gatineau in September

For Gatineau 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Gatineau 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 Gatineau's climate page.

More climate data for Gatineau

Temperature Rainfall Sunshine Humidity

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