Sac City September Weather

Averages and records for weather in Sac City, Iowa in the month of September.
Typical Sac City September Weather
1991–2020
Average daily high 75.1 °F
Average daily low 50.2 °F
Average monthly precipitation 2.9 inches
Average monthly snow none
Daily chance of precipitation 28.2%
Daily chance of snow 0%
Sac City September Weather Records
1893–2024
Highest temperature 103 °F September 6, 1939
Lowest temperature 21 °F September 28, 1942
Highest daily low 78 °F September 2, 1925
Lowest daily high 41 °F September 30, 1985
Hottest average high temperature 85.6 °F 1897
Coldest average high temperature 66.1 °F 1965
Most daily precipitation 4.6 inches September 13, 1978
Most monthly precipitation 12.0 inches 1965
Most daily snow none -
Most monthly snow none -
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 79.1 56.1 100 40
September 2 79.0 55.8 98 42
September 3 78.9 55.5 100 32
September 4 78.8 55.2 100 38
September 5 78.5 55.0 100 40
September 6 78.2 54.7 103 40
September 7 78.0 54.2 102 38
September 8 77.6 53.8 101 38
September 9 77.2 53.3 99 38
September 10 76.9 52.8 98 40
September 11 76.5 52.4 97 38
September 12 76.2 51.9 98 32
September 13 75.9 51.4 99 34
September 14 75.6 50.9 100 35
September 15 75.2 50.4 101 31
September 16 75.0 50.0 99 32
September 17 74.7 49.6 97 32
September 18 74.4 49.2 96 30
September 19 74.0 48.8 100 31
September 20 73.6 48.4 95 29
September 21 73.1 47.9 96 30
September 22 72.6 47.5 95 27
September 23 72.2 47.1 91 29
September 24 71.9 46.8 92 28
September 25 71.7 46.5 92 29
September 26 71.4 46.0 95 29
September 27 70.9 45.6 93 25
September 28 70.5 45.1 95 21
September 29 70.0 44.6 91 21
September 30 69.6 44.2 92 26
Weather Station Details
Years Station Coordinates
1893–2024 Sac City location