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Oshawa March Weather

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

Typical Oshawa March Weather 1991–2020
Average daily high	4.3 °C
Average daily low	-4.0 °C
Average monthly precipitation	5.1 cm
Average monthly snow	13.6 cm
Daily chance of precipitation	34.0%
Daily chance of snow	13.2%

Oshawa March Weather Records 1882–2024
Highest temperature	23.5 °C	March 30, 1986
Lowest temperature	-27.2 °C	March 1, 1884
Highest daily low	11.5 °C	March 23, 2012
Lowest daily high	-14.4 °C	March 17, 1916
Hottest average high temperature	11.3 °C	2012
Coldest average high temperature	-3.0 °C	1885
Most daily precipitation	5.3 cm	March 17, 1925
Most monthly precipitation	14.5 cm	1991
Most daily snow	29.7 cm	March 19, 1883
Most monthly snow	53.3 cm	1976

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	1.6	-6.6	12.8	-27.2
March 2	1.7	-6.4	11.5	-22.2
March 3	1.9	-6.3	13.9	-24.0
March 4	2.1	-6.1	16.2	-24.5
March 5	2.3	-5.9	16.2	-21.8
March 6	2.4	-5.8	15.8	-25.2
March 7	2.5	-5.7	14.0	-21.7
March 8	2.6	-5.6	16.0	-20.6
March 9	2.7	-5.5	15.5	-20.6
March 10	2.8	-5.4	14.1	-17.2
March 11	3.0	-5.3	16.5	-21.1
March 12	3.2	-5.1	15.0	-21.0
March 13	3.5	-4.9	20.0	-22.2
March 14	3.7	-4.6	16.0	-18.9
March 15	4.0	-4.4	18.0	-15.6
March 16	4.2	-4.1	18.1	-17.8
March 17	4.4	-3.9	15.0	-23.3
March 18	4.7	-3.7	19.5	-23.9
March 19	4.9	-3.4	21.4	-16.1
March 20	5.2	-3.2	20.9	-18.9
March 21	5.4	-3.0	22.4	-25.0
March 22	5.5	-2.8	23.3	-22.8
March 23	5.7	-2.7	17.0	-18.3
March 24	5.8	-2.5	16.1	-17.2
March 25	6.0	-2.3	20.5	-16.1
March 26	6.2	-2.1	19.5	-13.3
March 27	6.5	-1.9	17.5	-12.7
March 28	6.7	-1.7	18.4	-12.2
March 29	6.9	-1.5	16.7	-14.4
March 30	7.0	-1.4	23.5	-15.0
March 31	7.3	-1.2	20.0	-14.4

Weather Station Details

Years	Station	Coordinates
2010–2024	Oshawa	location
1970–2009	Oshawa WPCP	location
1882–1969	Oshawa	location