Winner May Weather

Averages and records for weather in Winner, South Dakota in the month of May.
Typical Winner May Weather
1991–2020
Average daily high 71.4 °F
Average daily low 46.4 °F
Average monthly precipitation 3.6 inches
Average monthly snow none
Daily chance of precipitation 29.4%
Daily chance of snow 0%
Winner May Weather Records
1910–2024
Highest temperature 106 °F May 29, 1934
Lowest temperature 17 °F May 6, 1931
Highest daily low 76 °F May 30, 1934
Lowest daily high 33 °F May 1, 1967
Hottest average high temperature 88.0 °F 1934
Coldest average high temperature 61.6 °F 1935
Most daily precipitation 3.4 inches May 16, 1991
Most monthly precipitation 9.0 inches 1991
Most daily snow 6.0 inches May 5, 1942
Most monthly snow 6.0 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
May 1 66.1 40.4 99 18
May 2 66.6 40.9 95 21
May 3 66.9 41.4 91 22
May 4 67.4 41.7 98 23
May 5 68.0 42.2 100 22
May 6 68.4 42.6 99 17
May 7 68.7 42.9 94 22
May 8 68.9 43.3 103 24
May 9 69.1 43.7 96 26
May 10 69.2 44.1 94 20
May 11 69.5 44.4 90 25
May 12 69.9 44.8 95 24
May 13 70.2 45.1 97 28
May 14 70.6 45.6 96 29
May 15 71.1 46.1 95 27
May 16 71.5 46.5 99 28
May 17 71.9 46.9 104 28
May 18 72.2 47.3 103 31
May 19 72.4 47.7 98 30
May 20 72.6 48.0 99 31
May 21 72.9 48.3 96 18
May 22 73.2 48.6 95 26
May 23 73.6 48.9 101 30
May 24 74.0 49.3 100 28
May 25 74.4 49.6 96 36
May 26 74.7 50.0 99 31
May 27 75.1 50.4 99 32
May 28 75.5 50.9 104 28
May 29 75.7 51.2 106 28
May 30 75.9 51.6 105 33
May 31 76.0 51.9 98 36
Weather Station Details
Years Station Coordinates
1910–2024 Winner location