Climate guide for Whistler, Canada

Whistler in September

Weather, crowds & best time to visit

How to read the score (0–10)
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September · Canada

Best time to visit Whistler in September Weather, crowds & prices

Weather in Whistler in September

Average temperature 10°C, 77 mm of rain, about 11 days with 6+ hours of sunshine and 80% humidity — based on the five most recent complete years of ERA5 data (2021–2025).

September score

1.6/10

Ranked #11 of 12 months

Full year for Whistler
Avg temp
10°C
Rainfall
77 mm
Humidity
80%
Days with 6h+ sun
11
Crowd Density
Quiet / Uncrowded
Average Expenses
$ · Budget Friendly ($)

September in Whistler scores 1.6/10 for snow and ski travel - ranked #11 of 12. Expect around 10°C, 77 mm of rain, and roughly 11 days with 6+ hours of sunshine this month.

Peak-to-peak alpine village of ski and bike - best timed for December-March for snow, July-September for alpine.

September in Whistler: expect compromises

September averages 10°C (50°F) — jacket weather. Comfortable for walking and museums, too cool for anything water-based.

Rainfall runs 77 mm, so plan one flexible day in three; you still get about 11 days with 6+ hours of sunshine and 12.4 hours of daylight.

It scores 1.6/10 here, 11th of 12 months, against 9.7/10 in the destination's best month.

Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a packable rain layer.

Plan for low-season pricing, with crowds are light for this destination.

Flexible dates? April scores 8.1 points higher here — enough to change the trip.

View all 12 months

Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Whistler in September?
In September, Whistler averages 10°C, 77 mm of rain, and about 11 days with 6+ hours of sunshine. Its climate-comfort score is 1.6/10.
Is September a good time to visit Whistler?
September earns a 1.6/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Whistler in September?
Expect about 77 mm of rain in September. Average humidity is 80% and there are about 11 days with 6+ hours of sunshine.

Curated in Whistler

Tickets & experiences

Things to do in Whistler

Whistler, Canada. Live activities and tours from GetYourGuide, matched to this destination.