Average Weather during August in Montréal (Quebec), Canada

The average minimum temperature (usually the minimum temperature is noted during the night) in Montréal in August is 17.0°C (62.6°F). The amount of rain in August is high with an average of 101mm (4.0in). The average maximum temperature lies around 25.0°C (77°F). With a water temperature of around 21.0°C (69.8°F), this is a great month to swim. If you enjoy looking at a blue sky and like sunbathing than this month is a good period to visit Montréal. It has 230 hours of sun.

So what to wear in August? Visitors traveling to Montréal should plan on bringing a totally waterproof rain jacket since it will often be raining. Also bring your shorts or a skirt because it can be very nice and warm. Since climate change is one of the main problems the world faces these days we recommend to buy sustainable or second hand cloths. We made a deal with our partner praNa which means this month you get 70% off the original price of Women’s Dresses + Free shipping with code DRESS70.

No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.

For other monthly average weather and what to do in August look at the numbers below.

Monthly Averages

Show in Fahrenheit

Min Temperature 17 °C

Max Temperature 25 °C

Water Temperature 21 °C

Chance of Rain 45%

Precipitation 101mm

Rainy Days 14

Sunshine Hours 230

What To Do

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

Swimming

9/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

More Climate Information For Montréal

Weather and Climate offers all the information you need to know about the climate in Montréal.

We collected past weather data from many thousand weather stations around the world. So find on this website the historical weather averages in other cities in Canada and climate and forecast data for all other countries in the world.