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Whistler September Weather

Averages and records for weather in Whistler, British Columbia in the month of September.

Typical Whistler September Weather 1991–2020
Average daily high	19.5 °C
Average daily low	6.4 °C
Average monthly precipitation	7.7 cm
Average monthly snow	0.1 cm
Daily chance of precipitation	37.8%
Daily chance of snow	0.13%

Whistler September Weather Records 1976–2024
Highest temperature	35.0 °C	September 3, 2006
Lowest temperature	-3.2 °C	September 28, 1985
Highest daily low	15.5 °C	September 8, 2017
Lowest daily high	5.5 °C	September 22, 1978
Hottest average high temperature	23.8 °C	1995
Coldest average high temperature	13.5 °C	1978
Most daily precipitation	6.1 cm	September 17, 2021
Most monthly precipitation	22.0 cm	2013
Most daily snow	2.1 cm	September 29, 2007
Most monthly snow	2.1 cm	2007

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°C)		Record (°C)
Day	High	Low	High	Low
September 1	22.1	8.1	31.8	2.8
September 2	21.9	8.0	33.4	-0.5
September 3	21.6	7.9	35.0	0.1
September 4	21.4	7.8	35.0	2.5
September 5	21.2	7.6	30.7	0.2
September 6	21.0	7.6	30.5	0.2
September 7	20.9	7.4	30.7	-0.6
September 8	20.8	7.3	31.4	1.0
September 9	20.6	7.2	31.2	0.2
September 10	20.4	7.1	32.0	-0.4
September 11	20.3	6.9	31.6	0.0
September 12	20.1	6.8	31.3	0.0
September 13	20.0	6.7	30.1	0.8
September 14	19.9	6.5	30.3	-2.4
September 15	19.8	6.4	29.2	-3.0
September 16	19.6	6.3	29.0	-2.3
September 17	19.4	6.2	29.5	-1.5
September 18	19.1	6.1	28.1	-1.2
September 19	18.8	5.9	28.9	-2.6
September 20	18.6	5.8	29.2	-0.8
September 21	18.3	5.6	28.5	-0.5
September 22	18.1	5.5	29.0	-0.4
September 23	17.9	5.4	28.2	-1.5
September 24	17.6	5.3	29.4	-2.9
September 25	17.3	5.2	27.0	-2.0
September 26	16.9	5.1	27.0	-2.0
September 27	16.6	4.9	27.7	-3.0
September 28	16.2	4.8	26.9	-3.2
September 29	15.9	4.6	26.4	-3.2
September 30	15.7	4.5	26.6	-2.3

Weather Station Details

Years	Station	Coordinates
1976–2024	Whistler	location