Saint-Jean-sur-Richelieu Weather in August

August in Saint-Jean-sur-Richelieu averages 26°C (79°F) during the day and 15°C (59°F) at night. Quite a bit of rainfall is typical this month, with around 112 mm (4.4 in) on average. An umbrella is a good idea.

Rainfall in Saint-Jean-sur-Richelieu in August

Records from the past 30 years suggest around 14 days of rain, with 112 mm (4.4 in) average for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Saint-Jean-sur-Richelieu in August

Temperatures in Saint-Jean-sur-Richelieu in August top out at 26°C (79°F) and drop to 15°C (59°F) overnight. Summer occurs in August. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 15°C (59°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Saint-Jean-sur-Richelieu in August

There are approximately 245 hours of sunshine this month, resulting in mostly clear days.

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

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For a detailed overview over the year and the best time to visit Canada, check out our Saint-Jean-sur-Richelieu's climate page.

Saint-Jean-sur-Richelieu Temperature in August

Min Temperature 15°C (59°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 45%  

Precipitation 112 mm (4.4 in)  

Rainy days 14 days  

Humidity 57% *  

Sunshine 245 hours *  

Percentage Sunshine 56% *  

* Data from: Montréal, Canada (33 KM, 20 Miles).

What to Wear in Saint-Jean-sur-Richelieu in August

Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). 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-Jean-sur-Richelieu in August

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

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 Saint-Jean-sur-Richelieu's climate page.

More climate data for Saint-Jean-sur-Richelieu

Temperature Rainfall Sunshine Humidity

See the full Saint-Jean-sur-Richelieu climate overview or explore weather in Canada.