Grand Junction May 20 Weather Records

Daily averages and all-time records for weather in Grand Junction, Colorado for the date of May 20.
May 20 All-Time Records
1900–2024
Highest temperature 94 °F 2005
Lowest temperature 34 °F 1974
Lowest daily high 48 °F 1916
Highest daily low 64 °F 1936
Most precipitation 0.78 inches 1916
Most snow none -
May 20 Average Weather
1991–2020 1
Average high 78.3 °F
Average low 49.0 °F
Chance precipitation 20.1%
Chance snow 0.2%
Grand Junction May 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 81 55 0.00 0.0
2022 70 40 0.00 0.0
2021 86 63 0.00 0.0
2020 73 46 0.00 0.0
2019 59 40 0.03 0.0
2018 79 53 0.01 0.0
2017 67 35 0.00 0.0
2016 79 59 0.00 0.0
2015 70 40 0.00 0.0
2014 82 54 0.00 0.0
2013 65 42 0.04 0.0
2012 84 46 0.00 0.0
2011 57 43 0.25 0.0
2010 78 43 0.00 0.0
2009 88 54 0.00 0.0
2008 91 55 0.00 0.0
2007 82 57 0.02 0.0
2006 89 58 0.00 0.0
2005 94 56 0.00 0.0
2004 84 58 0.00 0.0
2003 80 42 0.00 0.0
2002 89 63 0.00 0.0
2001 83 46 0.00 0.0
2000 81 53 0.00 0.0
1999 81 47 0.00 0.0
1998 85 63 0.00 0.0
1997 72 56 0.14 0.0
1996 78 48 0.00 0.0
1995 78 53 0.00 0.0
1994 72 42 0.00 0.0
1993 82 53 0.00 0.0
1992 69 53 0.06 0.0
1991 86 59 0.00 0.0
1990 76 54 0.00 0.0
1989 83 45 0.00 0.0
1988 69 44 0.00 0.0
1987 68 51 0.03 0.0
1986 85 51 0.00 0.0
1985 75 47 0.00 0.0
1984 89 55 0.00 0.0
1983 69 43 0.00 0.0
1982 71 45 0.00 0.0
1981 69 44 0.15 0.0
1980 82 50 0.00 0.0
1979 85 54 0.00 0.0
1978 84 47 0.00 0.0
1977 72 45 0.00 0.0
1976 70 55 0.12 0.0
1975 78 43 0.04 0.0
1974 63 34 0.00 0.0
1973 85 56 0.00 0.0
1972 90 55 0.00 0.0
1971 79 43 0.00 0.0
1970 88 54 0.00 0.0
1969 88 57 0.00 0.0
1968 85 56 0.00 0.0
1967 78 46 0.00 0.0
1966 83 46 0.00 0.0
1965 89 62 0.00 0.0
1964 90 63 0.00 0.0
1963 85 51 0.00 0.0
1962 78 59 0.00 0.0
1961 82 53 0.00 0.0
1960 67 35 0.00 0.0
1959 65 38 0.00 0.0
1958 88 56 0.00 0.0
1957 58 40 0.00 0.0
1956 78 58 0.00 0.0
1955 81 53 0.00 0.0
1954 90 63 0.02 0.0
1953 72 49 0.05 0.0
1952 66 48 0.09 0.0
1951 79 53 0.16 0.0
1950 74 48 0.00 0.0
1949 63 44 0.00 0.0
1948 89 52 0.00 0.0
1947 76 47 0.00 0.0
1946 74 39 0.00 0.0
1945 57 43 0.03 0.0
1944 73 44 0.00 0.0
1943 75 46 0.00 0.0
1942 77 46 0.00 0.0
1941 68 39 0.00 0.0
1940 80 54 0.00 0.0
1939 80 49 0.00 0.0
1938 54 45 0.38 0.0
1937 76 47 0.00 0.0
1936 85 64 0.00 0.0
1935 65 44 0.00 0.0
1934 91 55 0.00 0.0
1933 86 52 0.00 0.0
1932 82 51 0.00 0.0
1931 52 38 0.00 0.0
1930 83 53 0.00 0.0
1929 70 51 0.13 0.0
1928 77 53 0.00 0.0
1927 81 55 0.00 0.0
1926 85 57 0.00 0.0
1925 92 58 0.00 0.0
1924 86 48 0.00 0.0
1923 82 58 0.00 0.0
1922 78 49 0.00 0.0
1921 76 42 0.00 0.0
1920 87 50 0.00 0.0
1919 86 54 0.00 0.0
1918 74 49 0.00 0.0
1917 64 48 0.07 0.0
1916 48 38 0.78 0.0
1915 54 41 0.29 0.0
1914 82 51 0.00 0.0
1913 67 42 0.00 0.0
1912 80 59 0.00 0.0
1911 64 37 0.00 0.0
1910 68 50 0.01 0.0
1909 75 55 0.00 0.0
1908 60 43 0.00 0.0
1907 85 60 0.00 0.0
1906 84 60 0.00 0.0
1905 77 51 0.00 0.0
1904 78 56 0.00 0.0
1903 75 50 0.00 0.0
1902 58 41 0.00 0.0
1901 88 62 0.00 0.0
1900 72 51 0.00 0.0
What's the all-time high for Grand Junction on 5/20?
For the date of May 20, the highest temperature ever reached in Grand Junction history is 94 °F which happened in 2005.
Highest Temperatures in Grand Junction on May 20
Rank Temperature Year
1 94 °F 2005
2 92 °F 1925
3 91 °F 2008
3 91 °F 1934
5 90 °F 1964
5 90 °F 1972
5 90 °F 1954
8 89 °F 2006
8 89 °F 2002
8 89 °F 1948
8 89 °F 1984
8 89 °F 1965
What's the all-time low for Grand Junction on 5/20?
For the date of May 20, the lowest temperature ever reached in Grand Junction history is 34 °F which happened in 1974.
Lowest Temperatures in Grand Junction on May 20
Rank Temperature Year
1 34 °F 1974
2 35 °F 2017
2 35 °F 1960
4 37 °F 1911
5 38 °F 1959
5 38 °F 1931
5 38 °F 1916
8 39 °F 1941
8 39 °F 1946
10 40 °F 2022
10 40 °F 1957
10 40 °F 2019
10 40 °F 2015
Lowest High Temperatures in Grand Junction on May 20
Rank Temperature Year
1 48 °F 1916
2 52 °F 1931
3 54 °F 1938
3 54 °F 1915
5 57 °F 2011
5 57 °F 1945
7 58 °F 1957
7 58 °F 1902
9 59 °F 2019
10 60 °F 1908
What's the most it has ever rained in Grand Junction on 5/20?
For the date of May 20, the most precipitation ever recorded in Grand Junction history is 0.78 inches which happened in 1916.
All-Time Most Precipitation in Grand Junction on May 20
Rank Precipitation Year
1 0.78 inches 1916
2 0.38 inches 1938
3 0.29 inches 1915
4 0.25 inches 2011
5 0.16 inches 1951
6 0.15 inches 1981
7 0.14 inches 1997
8 0.13 inches 1929
9 0.12 inches 1976
10 0.09 inches 1952
Weather Station Details
Years Station Coordinates
1900–2024 Grand Junction Walker Field location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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