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London March Weather

Averages and records for weather in London, Ontario in the month of March.

Typical London March Weather 1991–2020
Average daily high	4.6 °C
Average daily low	-4.4 °C
Average monthly precipitation	6.7 cm
Daily chance of precipitation	48.7%

London March Weather Records 1883–2024
Highest temperature	27.2 °C	March 22, 2012
Lowest temperature	-28.3 °C	March 1, 1884
Highest daily low	15.0 °C	March 20, 1921
Lowest daily high	-14.5 °C	March 3, 2014
Hottest average high temperature	13.0 °C	2012
Coldest average high temperature	-2.9 °C	1885
Most daily precipitation	4.8 cm	March 31, 2016
Most monthly precipitation	16.0 cm	1973

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

Day	Average (°C)		Record (°C)
Day	High	Low	High	Low
March 1	1.4	-7.3	12.9	-28.3
March 2	1.6	-7.2	15.1	-25.6
March 3	1.9	-7.0	15.6	-25.6
March 4	2.1	-6.7	19.8	-23.9
March 5	2.3	-6.6	18.3	-21.7
March 6	2.4	-6.4	17.3	-24.4
March 7	2.6	-6.2	21.4	-22.2
March 8	2.6	-6.1	24.8	-23.9
March 9	2.8	-6.0	19.4	-22.8
March 10	3.0	-5.9	16.7	-20.8
March 11	3.2	-5.7	18.8	-22.2
March 12	3.4	-5.5	20.4	-25.6
March 13	3.7	-5.3	21.8	-20.0
March 14	4.0	-5.0	21.1	-19.4
March 15	4.3	-4.7	22.8	-20.6
March 16	4.6	-4.5	21.5	-19.4
March 17	4.8	-4.3	22.3	-23.9
March 18	5.2	-4.0	21.9	-22.8
March 19	5.5	-3.7	24.4	-20.0
March 20	5.8	-3.4	24.7	-20.6
March 21	6.0	-3.2	25.7	-25.6
March 22	6.2	-3.1	27.2	-27.2
March 23	6.4	-2.9	20.6	-22.8
March 24	6.6	-2.7	26.1	-23.9
March 25	6.9	-2.5	22.2	-20.6
March 26	7.1	-2.3	23.7	-15.6
March 27	7.3	-2.1	23.3	-12.3
March 28	7.6	-1.9	25.0	-18.9
March 29	7.9	-1.7	24.4	-16.1
March 30	8.1	-1.5	24.8	-15.0
March 31	8.4	-1.3	24.4	-16.7

Weather Station Details

Years	Station	Coordinates
2002–2024	London CS	location
1941–2002	London International Airport	location
1932–1940	London Lambeth A	location
1883–1931	London South	location