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Cornwall February Weather

Averages and records for weather in Cornwall, Ontario in the month of February.

Typical Cornwall February Weather 1991–2020
Average daily high	-2.1 °C
Average daily low	-10.6 °C
Average monthly precipitation	6.3 cm
Average monthly snow	45.2 cm
Daily chance of precipitation	40.6%
Daily chance of snow	33.2%

Cornwall February Weather Records 1867–2024
Highest temperature	21.0 °C	February 27, 2024
Lowest temperature	-36.1 °C	February 2, 1874
Highest daily low	9.5 °C	February 20, 1994
Lowest daily high	-25.0 °C	February 3, 2023
Hottest average high temperature	2.7 °C	2024
Coldest average high temperature	-10.3 °C	2015
Most daily precipitation	3.8 cm	February 24, 2016
Most monthly precipitation	13.5 cm	1971
Most daily snow	35.0 cm	February 12, 2017
Most monthly snow	128.1 cm	1971

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

Day	Average (°C)		Record (°C)
Day	High	Low	High	Low
February 1	-3.9	-12.3	9.0	-32.8
February 2	-3.8	-12.2	10.6	-36.1
February 3	-3.8	-12.2	11.0	-33.9
February 4	-3.7	-12.2	10.5	-31.1
February 5	-3.4	-12.0	10.6	-31.7
February 6	-3.2	-11.8	6.7	-28.9
February 7	-3.1	-11.6	10.0	-31.0
February 8	-3.1	-11.5	10.5	-33.3
February 9	-2.9	-11.4	12.5	-32.2
February 10	-2.8	-11.2	10.5	-35.6
February 11	-2.7	-11.0	12.0	-35.6
February 12	-2.6	-10.9	14.0	-29.4
February 13	-2.4	-10.8	10.5	-33.9
February 14	-2.3	-10.7	15.0	-28.0
February 15	-2.1	-10.5	13.0	-31.7
February 16	-2.0	-10.4	12.8	-27.0
February 17	-1.9	-10.3	10.6	-28.0
February 18	-1.9	-10.2	13.0	-28.0
February 19	-1.8	-10.2	14.0	-26.1
February 20	-1.7	-10.1	16.0	-26.7
February 21	-1.5	-9.9	15.6	-24.4
February 22	-1.3	-9.7	14.0	-26.7
February 23	-1.1	-9.5	16.5	-29.4
February 24	-0.9	-9.4	12.0	-28.9
February 25	-0.7	-9.2	10.0	-32.2
February 26	-0.5	-8.9	13.0	-26.1
February 27	-0.3	-8.7	21.0	-24.4
February 28	0.0	-8.4	19.0	-32.2

Weather Station Details

Years	Station	Coordinates
1950–2024	Cornwall	location
1867–1887	Cornwall	location