Early autumn · Weather & things to do
Whistler in September
Whistler cools off: highs slip to 63°F (17°C), from 71°F in August, with lows of 47°F (8°C) and about 4.6 in (116 mm) of rain.
It scores 79/100 for comfort, 4th of 12, which makes it a solid shoulder-season month.
- Avg high
- 63°F (17°C)
- Avg low
- 47°F (8°C)
- Rain
- 4.6 in (116 mm)
- Humidity
- 81%
- Cloud cover
- 61%
- Daylight
- ~12 h 21 min
- Comfort score
- 79/100 · Great
What September feels like
Expect mild afternoons around 63°F (17°C), good for long walks.
After dark, temperatures fall to about 47°F (8°C).
Showers are part of the month, adding up to about 4.6 in (116 mm).
Plan around September
September is shoulder season: good weather, a step below the best months (July & August).
- Comfort slips from 89/100 in August to 79/100.
- September sits inside the Jun – Sep window our Vancouver, Whistler & Victoria route recommends.
What to pack for September
- A warm layer for eveningsnights drop to 47°F
- Packable rain jacket or umbrellaa shower or two is likely
- Comfortable walking shoesmost places below are best reached on foot or with short walks
What to do in Whistler in September
September is good outdoor weather here, so these picks lean toward the open air.
Squamish Lil'wat Cultural Centre
Centre sharing the culture of two First Nations, with a longhouse and carving.
Scandinave Spa Whistler
Outdoor Nordic baths among the trees with hot pools, cold plunges and saunas.
Why now September scores 79/100 for comfort, good conditions for being outside.
Garibaldi Lift Co.
Base-of-the-gondola bar for après drinks with mountain-bike park views.
Why now Highs near 63°F and 4.6 in of monthly rain make this an easy outdoor pick.
Lost Lake Park
Forest lake a short walk from the village, with swimming docks and bike trails.
Why now One to do outside while the weather is on your side.
Peak 2 Peak Gondola
Record-setting gondola spanning 4.4 km between Whistler and Blackcomb summits.
Nearby in September
- Vancouver in September~58 mi · highs 68°F, 4.8 in rain · 3°C (5°F) warmer by day, about as wet
- San Juan Island in September~109 mi · highs 65°F, 2.0 in rain · similar daytime temperatures, drier
- Victoria in September~118 mi · highs 65°F, 2.0 in rain · similar daytime temperatures, drier
- Olympic NP in September~163 mi · highs 53°F, 3.4 in rain · 5°C (10°F) cooler by day, drier
NASA POWER 2001–2025 monthly averages on a ~50 km grid, temperatures adjusted from the grid cell's ~1,279 m to Whistler's ~674 m elevation (standard lapse rate). Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Whistler in September: quick answers
Is September a good time to visit Whistler?
It's a good shoulder-season choice, scoring 79/100 against a best of 90 in July & August. Expect highs of 63°F (17°C) and 4.6 in (116 mm) of rain. September is inside the Jun – Sep window our Vancouver, Whistler & Victoria route recommends.
How cold is Whistler in September?
Average highs are 63°F (17°C) and average lows 47°F (8°C), making it the 4th-warmest month by daytime highs.
Does it rain a lot in Whistler in September?
Some: about 4.6 in (116 mm) of rain falls across September on average, the 5th-driest month of the year. The annual total is about 74.5 in (1893 mm).
What should I pack for Whistler in September?
Bring a warm layer for evenings (nights drop to 47°F), packable rain jacket or umbrella (a shower or two is likely) and comfortable walking shoes (most places below are best reached on foot or with short walks).
Routes in season in September
- Vancouver, Whistler & Victoria Jun – Sep
Planning Whistler in September?
Bring the crew into one shared trip: vote on dates, build the day-by-day plan, split costs and share one packing list.