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Churchill September Weather

Averages and records for weather in Churchill, Manitoba in the month of September.

Typical Churchill September Weather 1991–2020
Average daily high	10.6 °C
Average daily low	3.8 °C
Average monthly precipitation	7.3 cm
Daily chance of precipitation	52.3%

Churchill September Weather Records 1943–2024
Highest temperature	29.2 °C	September 9, 2003
Lowest temperature	-11.7 °C	September 24, 1972
Highest daily low	16.6 °C	September 10, 2003
Lowest daily high	-3.3 °C	September 30, 1974
Hottest average high temperature	16.7 °C	2023
Coldest average high temperature	4.7 °C	1974
Most daily precipitation	6.2 cm	September 3, 1983
Most monthly precipitation	16.1 cm	2005

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	13.8	6.3	27.2	0.0
September 2	13.5	6.1	27.8	-2.8
September 3	13.3	5.9	25.9	0.6
September 4	13.0	5.7	23.9	0.0
September 5	12.8	5.6	28.7	-0.6
September 6	12.6	5.4	21.9	-1.7
September 7	12.4	5.2	25.2	-1.1
September 8	12.1	5.1	26.3	-1.1
September 9	12.0	4.9	29.2	-1.7
September 10	11.8	4.7	27.0	-1.7
September 11	11.5	4.5	24.7	-1.2
September 12	11.3	4.4	22.9	-2.5
September 13	11.1	4.2	26.7	-3.3
September 14	10.8	4.0	22.8	-1.4
September 15	10.6	3.8	21.5	-3.3
September 16	10.3	3.6	26.1	-3.3
September 17	10.0	3.4	24.9	-3.0
September 18	9.8	3.2	22.5	-2.6
September 19	9.5	3.0	25.0	-2.6
September 20	9.2	2.7	23.0	-3.5
September 21	9.0	2.5	23.4	-3.5
September 22	8.7	2.3	22.8	-3.9
September 23	8.4	2.1	24.4	-7.8
September 24	8.1	1.9	24.1	-11.7
September 25	7.8	1.6	21.1	-7.8
September 26	7.5	1.4	19.8	-8.9
September 27	7.3	1.2	24.1	-6.7
September 28	7.0	1.0	22.3	-6.7
September 29	6.8	0.8	24.0	-6.7
September 30	6.4	0.6	18.3	-6.7

Weather Station Details

Years	Station	Coordinates
2008–2024	Churchill Climate	location
1943–2007	Churchill A	location