Average May Temperature in Summit by Year

This page contains a list of the average monthly high and low temperatures in Summit, South Dakota for the month of May each year between 1957 and 2023. It is based on NOAA data.
Change:
Month:
What Was the Hottest May Ever in Summit?
1977 was the warmest May in the history of Summit, South Dakota. The average daily high temperature was 75.5 °F, and the average low was 51.5 °F.
What Was the Coldest May Ever in Summit?
1979 was the coolest May in the history of Summit, South Dakota. The average daily high temperature was 62.1 °F, and the average low was 37.6 °F.
* click column headers to sort
Year Rank High (°F) Low (°F)
2023 4 74.2 47.5
2022 33 66.3 44.5
2021 25 69.2 42.7
2020 47 64.6 42.2
2019 61 62.5 40.4
2018 2 75.4 49.6
2017 39 67.6 41.4
2016 15 71.5 43.7
2015 48 65.4 40.9
2014 22 68.6 43.9
2013 36 66.2 43.4
2012 9 71.7 46.8
2011 42 66.1 42.3
2010 30 66.5 44.6
2009 35 69.4 40.9
2008 46 67.0 39.7
2007 10 71.8 46.7
2006 24 67.6 44.4
2005 53 63.9 41.4
2004 50 65.9 40.0
2003 52 65.3 40.3
2002 63 64.8 37.2
2001 21 67.9 45.1
2000 18 69.5 44.2
1999 26 67.0 44.8
1998 7 72.0 47.1
1997 60 65.4 37.6
1996 64 61.8 39.6
1995 57 63.6 39.9
1994 12 71.8 44.6
1993 45 66.0 41.1
1992 17 71.7 42.7
1991 11 69.3 47.8
1990 51 65.7 40.1
1989 27 68.7 42.7
1988 3 75.1 48.5
1987 6 73.0 47.4
1986 31 68.2 42.7
1985 5 74.1 47.5
1984 44 66.9 40.2
1983 62 65.7 36.9
1981 34 67.6 43.0
1980 8 73.3 45.6
1979 66 62.1 37.6
1978 20 68.4 45.2
1977 1 75.5 51.5
1976 41 69.2 39.4
1975 23 68.8 43.2
1974 59 62.7 40.3
1973 40 67.4 41.2
1972 16 67.0 48.1
1971 49 66.9 39.2
1970 29 68.7 42.5
1969 19 68.6 45.0
1968 58 63.3 40.0
1967 65 62.5 38.7
1966 55 64.5 40.0
1965 28 67.2 44.1
1964 13 70.8 45.3
1963 43 65.3 42.9
1962 32 64.9 45.9
1961 56 63.0 40.6
1960 37 67.4 42.0
1959 38 67.8 41.5
1958 14 72.0 43.9
1957 54 62.9 42.0
Weather Station Details
Years Station Coordinates
1956–2024 Summit 1 W location