Whistler (BC) Weather & Climate: Best Time to Visit

The climate in Whistler is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a pleasant 19°C (66°F) in August to a very cold -3°C (27°F) in the coolest month, December.

Nights vary from 8°C (46°F) in August to around -9°C (16°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Whistler has a notably wet climate with abundant precipitation, recording 2336 mm (92 in) of rain/snowfall per year. The climate in Whistler shows significant variation throughout the year. Expect heavy snowfall in November, the wettest month, with an average of 343 mm (14 in) of precipitation over 18 snowy days.

In contrast, the driest month July offers drier and sunnier days, with around 80 mm (3.1 in) of rainfall over 10 rainy days. For more details, please visit our Whistler Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

For those who appreciate different seasons, Whistler serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 8.3 hours of sunshine daily, and embrace the darker days in December, offering only 1 hour of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Whistler.

The city experiences its highest humidity in December, reaching 87%. In July, the humidity drops to its lowest level at 48%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year