Kapuskasing September Weather

Averages and records for weather in Kapuskasing, Ontario in the month of September.
Typical Kapuskasing September Weather
1991–2020
Average daily high 17.2 °C
Average daily low 5.6 °C
Average monthly precipitation 10.0 cm
Average monthly snow 0.7 cm
Daily chance of precipitation 54.1%
Daily chance of snow 1.7%
Kapuskasing September Weather Records
1918–2024
Highest temperature 33.3 °C September 8, 2002
Lowest temperature -6.7 °C September 15, 1929
Highest daily low 19.7 °C September 8, 2002
Lowest daily high 0.6 °C September 26, 1942
Hottest average high temperature 21.4 °C 1920
Coldest average high temperature 11.9 °C 1918
Most daily precipitation 6.3 cm September 22, 1921
Most monthly precipitation 18.7 cm 2007
Most daily snow 20.3 cm September 13, 1923
Most monthly snow 20.3 cm 1923
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°C) Record (°C)
High Low High Low
September 1 20.7 8.2 30.6 -4.4
September 2 20.6 8.1 30.0 -2.8
September 3 20.4 7.9 33.3 -1.1
September 4 20.2 7.8 30.9 -2.8
September 5 20.0 7.6 31.0 -1.9
September 6 19.8 7.5 29.7 -1.1
September 7 19.6 7.3 28.6 -3.3
September 8 19.3 7.2 33.3 -4.4
September 9 19.0 6.9 32.7 -2.2
September 10 18.8 6.7 30.6 -3.9
September 11 18.6 6.5 32.7 -3.9
September 12 18.4 6.3 31.1 -2.8
September 13 18.2 6.2 28.9 -4.4
September 14 17.9 6.0 28.4 -3.3
September 15 17.6 5.8 31.1 -6.7
September 16 17.3 5.6 29.1 -3.9
September 17 17.1 5.4 29.2 -5.0
September 18 16.8 5.2 29.5 -2.8
September 19 16.5 5.1 26.7 -3.9
September 20 16.2 4.9 27.2 -2.8
September 21 15.9 4.6 28.9 -3.7
September 22 15.5 4.3 30.0 -4.1
September 23 15.3 4.2 29.4 -3.9
September 24 15.1 4.0 29.4 -4.6
September 25 14.9 3.9 27.3 -4.4
September 26 14.5 3.7 30.6 -4.4
September 27 14.3 3.4 27.8 -6.1
September 28 14.1 3.2 26.7 -6.1
September 29 13.9 3.0 25.6 -5.6
September 30 13.7 2.9 26.1 -6.1
Weather Station Details
Years Station Coordinates
1938–2024 Kapuskasing A location
1918–1937 Kapuskasing CDA location