SeasonMapMont-Tremblant (Tremblant) weather in August
Canada
August in Mont-Tremblant: warm, rainy, with clean air — not the best time to visit.
#9 of 12 months in Mont-Tremblant · #1316 of 1383 destinations to visit in August · comfort 18/100 (tier F)
Updated September 2026 · climate normals from ERA5 reanalysis
Traveller notes on Mont-Tremblant in August
Other months in Mont-Tremblant
Mont Tremblant's forum calls February cold but excellent for skiing — proper winter layers, mitts rather than gloves, and a good coat are standard advice, with a handful of snowstorms typically rolling through over the month. Regulars note it's usually a sunny month despite the cold, and conditions get milder as the month goes on.
Add your own note from Mont-Tremblant's card on the map.
Mont-Tremblant climate normals — August
| Daytime high | 23°C / 74°F | 🌤 warm |
|---|---|---|
| Nighttime low | 16°C / 60°F | |
| Feels like (high) | 24°C / 75°F | |
| Rainfall | 130 mm / 5.1 in | 🌧 rainy |
| Rainy days | 13 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 15°C / 59°F | |
| Sunshine | 10.3 h/day | |
| Daylight | 14.1 h | |
| Wind | 14 km/h / 9 mph | |
| Air quality (US AQI) | 38 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Mont-Tremblant in August
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
BusySummer break in Canada, school holidays in 2 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Mont-Tremblant's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherMont-Tremblant's weather peaks December–February.
Best weatherFair weatherToughest weather
Nearby, and something's on
Within 300 km of Mont-Tremblant — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Mont-Tremblant?
Mont-Tremblant in August — FAQ
- Is August a good time to visit Mont-Tremblant?
- August in Mont-Tremblant: warm, rainy, with clean air — not the best time to visit. It ranks #9 of 12 months for Mont-Tremblant on SeasonMap's comfort score (18/100).
- What is the weather like in Mont-Tremblant in August?
- In August, Mont-Tremblant averages a daily high of 23.3°C and a low of 15.7°C, with about 130 mm of rain over roughly 13.4 rainy days.
- What is the air quality in Mont-Tremblant in August?
- Mont-Tremblant has a mean US Air Quality Index of about 38 in August.
Other months in Mont-Tremblant
Compare Mont-Tremblant in August
Warmer or cooler than Mont-Tremblant in August
Similar destinations in North America — August
Within 300 km: Stowe's Mount Mansfield summer season around 25 May – 15 Oct, and Quebec City's New France Festival around 5–9 Aug.