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Moosonee September Weather

Averages and records for weather in Moosonee, Ontario in the month of September.

Typical Moosonee September Weather 1991–2020
Average daily high	16.7 °C
Average daily low	6.1 °C
Average monthly precipitation	9.3 cm
Average monthly snow	0.3 cm
Daily chance of precipitation	57.1%
Daily chance of snow	0.14%

Moosonee September Weather Records 1932–2023
Highest temperature	32.5 °C	September 1, 2008
Lowest temperature	-6.1 °C	September 24, 1973
Highest daily low	20.0 °C	September 1, 2010
Lowest daily high	2.8 °C	September 23, 1950
Hottest average high temperature	19.9 °C	2015
Coldest average high temperature	12.1 °C	1956
Most daily precipitation	7.4 cm	September 19, 1985
Most monthly precipitation	18.2 cm	1941
Most daily snow	8.0 cm	September 28, 1991
Most monthly snow	10.2 cm	1972

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	19.7	8.4	32.5	-1.7
September 2	19.6	8.3	32.0	-1.7
September 3	19.4	8.2	30.7	-2.0
September 4	19.2	8.1	30.0	-2.2
September 5	18.9	7.9	31.7	-1.7
September 6	18.7	7.8	31.0	-3.3
September 7	18.5	7.7	28.2	-2.8
September 8	18.3	7.6	28.9	-2.2
September 9	18.0	7.4	32.2	-2.6
September 10	17.8	7.1	30.0	-2.8
September 11	17.6	6.9	31.5	-1.7
September 12	17.4	6.8	29.0	-3.3
September 13	17.3	6.6	27.0	-3.3
September 14	17.0	6.5	28.5	-3.3
September 15	16.7	6.3	27.8	-4.4
September 16	16.4	6.0	30.5	-3.0
September 17	16.2	5.8	29.4	-4.4
September 18	16.0	5.6	29.4	-3.5
September 19	15.8	5.4	26.7	-5.0
September 20	15.5	5.3	30.0	-5.6
September 21	15.1	5.0	25.0	-6.1
September 22	14.9	4.8	27.2	-4.4
September 23	14.7	4.6	28.3	-6.0
September 24	14.4	4.4	30.0	-6.1
September 25	14.2	4.3	24.0	-5.0
September 26	13.9	4.1	26.5	-5.6
September 27	13.6	3.8	28.0	-5.6
September 28	13.5	3.7	27.0	-5.2
September 29	13.3	3.5	23.9	-5.0
September 30	13.0	3.3	26.1	-5.6

Weather Station Details

Years	Station	Coordinates
1932–2023	Moosonee UA	location