Weather in Squamish-Lillooet Regional District

Calculated from weather data of Whistler (CWAE) between 2020 and 2024.

Maximum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	-1.9	-2.7	0.7	0.3	1.1	-2.9
February	1.3	4.0	1.1	2.5	0.1	2.7
March	6.5	7.7	6.2	6.5	6.7	6.0
April	10.8		9.0	9.0	12.5	12.0
May	18.9		22.1	12.5	17.6	18.1
June	20.9		22.8	18.8	24.3	18.5
July	25.5		26.8	25.3	28.3	23.6
August	26.0		26.6	28.3	25.3	23.3
September	19.4		19.1	23.1	17.8	20.5
October	11.2		12.4	16.5	8.5	10.5
November	3.6		4.7	1.0	3.5	3.2
December	-1.6		2.7	-5.5	-4.9	1.3
Average	10.9	3.4	12.1	12.4	12.0	11.6

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	-4.3	-4	-2	-4	-2	-5
February	-5.5	-1	-3	-3	-5	-3
March	-2.1	-1	-1	0	-2	-3
April	0.9		1	0	0	1
May	5.5		9	4	4	6
June	9.0		11	9	10	8
July	11.4		13	13	12	10
August	11.7		12	14	12	10
September	8.2		9	9	8	9
October	3.3		5	6	3	4
November	-1.2		0	-4	0	-1
December	-4.3		0	-8	-7	-2
Average	2.3	-3.8	4.1	3.6	2.9	2.7

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Cold and hot days

Number of days	2024	2023	2022	2021	2020
30 °C or warmer	0	12	24	21	10
25 °C or warmer	0	52	56	53	26
20 °C or warmer	0	87	94	92	79
0 °C or colder	49	84	94	106	116

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	30.7	31	21	32	35	45
February	24.4	21	33	16	29	25
March	18.8	13	7	27	19	18
April	19.3		27	20	14	11
May	9.5		1	19	8	8
June	12.7		8	15	10	23
July	6.2		7	7	1	10
August	3.8		5	1	5	8
September	14.6		16	5	21	8
October	19.2		14	10	32	22
November	26.8		14	18	43	33
December	28.4		26	29	24	29
Average	17.3	20.7	14.7	15.4	18.4	18.4

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (km/h)

Month	Average	2024	2023	2022	2021	2020
January	2.0	2	2	1	2	2
February	3.6	3	3	3	4	3
March	3.5	3	4	3	3	4
April	3.7		3	4	4	4
May	3.7		4	4	4	4
June	4.1		4	4	4	4
July	3.9		4	3	4	4
August	3.8		3	4	4	4
September	3.4		4	4	3	3
October	3.0		2	3	3	3
November	2.5		2	2	2	3
December	2.0		1	3	3	2
Average	3.2	2.3	3.0	3.3	3.4	3.5

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2024	2023	2022	2021	2020
January	SE	N	S	W	SE
February	SE	S	S	S	S
March	S	SE	S	S	S
April		S	S	SE	S
May		S	S	S	S
June		S	S	S	S
July		S	S	S	S
August		S	S	S	S
September		S	S	S	S
October		NE	S	S	S
November		S	NE	S	S
December		S	N	SE	S

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.

Squamish-Lillooet Regional District weather Q&A

What is the warmest month in Squamish-Lillooet Regional District?

The warmest month is August with an average temperature of 26 °C over the past years.

What is the coldest month in Squamish-Lillooet Regional District?

The coldest month is December with an average daytime temperature of 0 °C in the past few years.

Which month is the wettest in Squamish-Lillooet Regional District?

Chance of precipitation is the highest in January with a probability of around 30.8 %.

Which month is the driest in Squamish-Lillooet Regional District?

The least rainfall and snow can be expected in August. The probability is about 3.9 %.