Northwood September Weather

Averages and records for weather in Northwood, Iowa in the month of September.
Typical Northwood September Weather
1991–2020
Average daily high 71.4 °F
Average daily low 48.7 °F
Average monthly precipitation 3.4 inches
Average monthly snow none
Daily chance of precipitation 25.6%
Daily chance of snow 0%
Northwood September Weather Records
1896–2024
Highest temperature 98 °F September 10, 1931
Lowest temperature 20 °F September 30, 1899
Highest daily low 73 °F September 10, 1931
Lowest daily high 40 °F September 26, 1942
Hottest average high temperature 80.7 °F 1897
Coldest average high temperature 63.6 °F 1993
Most daily precipitation 6.5 inches September 6, 1927
Most monthly precipitation 15.2 inches 1965
Most daily snow 3.0 inches September 26, 1942
Most monthly snow 3.0 inches 1942
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
September 1 75.5 54.3 95 35
September 2 75.4 54.0 95 39
September 3 75.4 53.7 94 35
September 4 75.2 53.5 96 38
September 5 75.0 53.3 95 38
September 6 74.8 53.0 98 38
September 7 74.5 52.6 97 39
September 8 74.2 52.2 98 37
September 9 73.7 51.7 95 36
September 10 73.4 51.3 98 33
September 11 73.0 50.9 94 34
September 12 72.7 50.4 92 35
September 13 72.4 50.0 94 32
September 14 72.1 49.5 96 34
September 15 71.7 49.1 96 30
September 16 71.3 48.8 94 29
September 17 71.1 48.4 93 33
September 18 70.8 48.0 92 28
September 19 70.4 47.6 93 32
September 20 70.0 47.2 90 30
September 21 69.5 46.7 91 29
September 22 69.1 46.3 90 26
September 23 68.7 46.1 89 28
September 24 68.5 45.7 88 28
September 25 68.2 45.3 88 27
September 26 67.8 44.8 89 27
September 27 67.4 44.4 87 29
September 28 67.0 43.9 88 24
September 29 66.5 43.6 88 26
September 30 66.1 43.1 89 20
Weather Station Details
Years Station Coordinates
1896–2024 Northwood location