Montréal
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Montréal Weather in August

Montréal in August sees high temperatures, with highs around 28°C (82°F) and overnight lows of 16°C (61°F). Rainfall is fairly high at around 68 mm (2.7 in) on average, so pack waterproofs just in case.

Rainfall in Montréal in August

On average, there are about 8 days with rain during this month, averaging 68 mm (2.7 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Montréal in August

The excellent temperature in Montréal in August makes it a solid month to visit, with 28°C (82°F) during the day and 16°C (61°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 16°C (61°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Montréal in August

There are approximately 292 hours of sunshine this month, resulting in mostly clear days.

If you're inclined towards comfortable temperatures and drier conditions, August is a good time to visit Montréal.

Montréal Temperature in August

Min Temperature
16°C (61°F)
Max Temperature
28°C (82°F)
Chance of Rain
28%
Precipitation
68 mm (2.7 in)
Rainy days
8 days
Humidity
65% *
Sunshine
292 hours *
Percentage Sunshine
*
* Data from: Montélimar, France (36 KM, 22 Miles).

Montréal Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Montréal - and find the best time to visit.

Best Places in France in August

Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in August →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Montréal in August

Warm but pleasant conditions in Montréal in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Montréal in August

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

  • Swimming
    9/10
  • Cycling
    8/10
  • Walking
    8/10
  • Camping
    8/10
  • Outdoor sports
    8/10

Montréal 3-Day Forecast

More climate data for Montréal

Popular in August

Where to go in August - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.