Sisseton August Weather

Averages and records for weather in Sisseton, South Dakota in the month of August.
Typical Sisseton August Weather
1991–2020
Average daily high 80.3 °F
Average daily low 58.7 °F
Average monthly precipitation 2.4 inches
Average monthly snow none
Daily chance of precipitation 27.2%
Daily chance of snow 0%
Sisseton August Weather Records
1900–2024
Highest temperature 108 °F August 10, 1947
Lowest temperature 34 °F August 26, 1944
Highest daily low 81 °F August 10, 1947
Lowest daily high 55 °F August 21, 1966
Hottest average high temperature 91.8 °F 1976
Coldest average high temperature 74.0 °F 1903
Most daily precipitation 5.8 inches August 14, 1905
Most monthly precipitation 9.1 inches 2021
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
August 1 81.4 60.2 101 42
August 2 81.4 60.1 102 44
August 3 81.3 60.0 101 43
August 4 81.1 59.8 104 44
August 5 81.0 59.7 101 46
August 6 80.9 59.5 100 45
August 7 80.8 59.4 102 43
August 8 80.8 59.3 103 47
August 9 80.8 59.2 102 46
August 10 80.8 59.2 108 42
August 11 80.8 59.2 102 40
August 12 80.8 59.1 97 38
August 13 80.7 59.1 104 39
August 14 80.6 59.0 100 39
August 15 80.4 58.9 106 39
August 16 80.2 58.7 101 45
August 17 80.2 58.6 102 43
August 18 80.1 58.5 105 38
August 19 80.0 58.4 104 37
August 20 80.0 58.3 102 40
August 21 79.9 58.1 102 39
August 22 79.8 58.0 101 41
August 23 79.6 57.8 102 40
August 24 79.4 57.5 98 37
August 25 79.2 57.2 98 42
August 26 79.0 57.0 100 34
August 27 78.8 56.8 103 39
August 28 78.6 56.6 101 36
August 29 78.6 56.4 99 40
August 30 78.3 56.2 95 39
August 31 77.9 55.9 94 39
Weather Station Details
Years Station Coordinates
1900–2024 Sisseton location