Canada
Whistler in August: weather & travel advice
This month's data profile
Strong month under the current formula
Whistler in August is climatically well suited to city breaks and active holidays and hiking. The average daily high is around 18 °C. With about 11 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
68/100 · #1
Warmth
#2
Dryness
#1
Sun
#4
Published best categories: Overall, City break, Active
Whistler · AugustPhoto: Saif Alnuweiri · CC BY-SA 4.0Climate facts
- Average high
- 18 °C
- Average low
- 8 °C
- Rainy days (est.)
- 11 rainy days (est.)
- Sun (est.)
- 6 h/day
- Humidity
- 78 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Score |
|---|---|---|---|---|---|---|---|---|
| July | 18 | 8 | 11 | 61 | 7.3 | 77 | 0.3 | 67 |
| August (selected) | 18 | 8 | 11 | 71 | 6.3 | 78 | 0.3 | 68 |
| September | 14 | 5 | 12 | 104 | 4.5 | 80 | 0.3 | 51 |
How do the previous and next months compare?
Baseline: August (68/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | |
|---|---|---|---|---|---|---|---|---|
| July | -1 | +0.1 °C | ±0 °C | +0.8 | -9.6 mm | +1 h | -0.7 % | ±0 m/s |
| September | -17 | -3.8 °C | -3.3 °C | +1.2 | +33 mm | -1.8 h | +2 % | ±0 m/s |
All twelve months in context
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Frequently asked questions
How warm is Whistler in August?
The average daily high is around 18 °C, with an average daily low of about 8 °C.
Does it rain a lot in Whistler in August?
The curated estimate is about 11 rainy days per month, not a directly measured long-term average. Total precipitation averages around 71 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Whistler?
By the climate score, July and August are the strongest months for Whistler. August is one of them.