Ottawa September Weather

Averages and records for weather in Ottawa, Kansas in the month of September.
Typical Ottawa September Weather
1991–2020
Average daily high 80.9 °F
Average daily low 57.5 °F
Average monthly precipitation 4.1 inches
Average monthly snow none
Daily chance of precipitation 27.3%
Daily chance of snow 0%
Ottawa September Weather Records
1895–2024
Highest temperature 111 °F September 3, 1947
Lowest temperature 27 °F September 29, 1908
Highest daily low 82 °F September 4, 1947
Lowest daily high 47 °F September 25, 1942
Hottest average high temperature 91.8 °F 1939
Coldest average high temperature 74.8 °F 1974
Most daily precipitation 6.3 inches September 13, 1961
Most monthly precipitation 13.2 inches 1961
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 86.2 63.0 107 43
September 2 85.8 62.7 109 44
September 3 85.5 62.5 111 44
September 4 85.3 62.3 104 43
September 5 85.0 62.0 107 42
September 6 84.7 61.7 105 43
September 7 84.3 61.4 109 41
September 8 83.9 61.0 101 40
September 9 83.5 60.6 100 41
September 10 83.1 60.1 101 41
September 11 82.7 59.6 103 40
September 12 82.2 59.1 104 36
September 13 81.9 58.7 100 30
September 14 81.6 58.2 100 37
September 15 81.2 57.7 100 34
September 16 81.0 57.2 100 40
September 17 80.7 56.8 100 36
September 18 80.4 56.4 100 33
September 19 80.1 56.0 102 36
September 20 79.7 55.6 98 34
September 21 79.3 55.2 98 34
September 22 78.8 54.7 97 32
September 23 78.4 54.3 97 32
September 24 78.1 53.9 93 30
September 25 77.8 53.5 93 35
September 26 77.4 53.1 97 31
September 27 77.0 52.6 96 30
September 28 76.6 52.3 104 27
September 29 76.3 51.8 101 27
September 30 76.0 51.4 95 28
Weather Station Details
Years Station Coordinates
1895–2024 Ottawa location