Grand Junction May 18 Weather Records

Daily averages and all-time records for weather in Grand Junction, Colorado for the date of May 18.
May 18 All-Time Records
1900–2024
Highest temperature 92 °F 2009
Lowest temperature 36 °F 1983
Lowest daily high 49 °F 2017
Highest daily low 62 °F 1972
Most precipitation 0.44 inches 2011
Most snow none -
May 18 Average Weather
1991–2020 1
Average high 77.5 °F
Average low 48.3 °F
Chance precipitation 20.6%
Chance snow 0.2%
Grand Junction May 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 81 55 0.00 0.0
2022 85 52 0.00 0.0
2021 83 46 0.00 0.0
2020 91 60 0.00 0.0
2019 63 41 0.01 0.0
2018 82 50 0.00 0.0
2017 49 37 0.09 0.0
2016 71 42 0.00 0.0
2015 74 46 0.19 0.0
2014 85 53 0.00 0.0
2013 68 47 0.06 0.0
2012 83 59 0.00 0.0
2011 56 40 0.44 0.0
2010 74 50 0.00 0.0
2009 92 55 0.00 0.0
2008 85 48 0.00 0.0
2007 84 48 0.00 0.0
2006 92 56 0.00 0.0
2005 79 38 0.00 0.0
2004 85 58 0.00 0.0
2003 70 52 0.00 0.0
2002 89 54 0.00 0.0
2001 82 47 0.00 0.0
2000 60 49 0.00 0.0
1999 82 42 0.00 0.0
1998 83 51 0.00 0.0
1997 84 51 0.00 0.0
1996 90 53 0.00 0.0
1995 70 45 0.06 0.0
1994 87 60 0.00 0.0
1993 77 47 0.00 0.0
1992 85 56 0.00 0.0
1991 86 59 0.00 0.0
1990 77 50 0.00 0.0
1989 83 45 0.00 0.0
1988 67 50 0.44 0.0
1987 74 52 0.36 0.0
1986 72 41 0.00 0.0
1985 78 54 0.00 0.0
1984 77 57 0.00 0.0
1983 63 36 0.01 0.0
1982 83 54 0.00 0.0
1981 75 51 0.00 0.0
1980 72 40 0.00 0.0
1979 84 55 0.00 0.0
1978 70 40 0.00 0.0
1977 65 42 0.00 0.0
1976 86 52 0.00 0.0
1975 63 53 0.16 0.0
1974 83 52 0.00 0.0
1973 88 55 0.00 0.0
1972 85 62 0.00 0.0
1971 59 37 0.00 0.0
1970 91 53 0.00 0.0
1969 88 51 0.00 0.0
1968 72 43 0.00 0.0
1967 85 51 0.00 0.0
1966 74 49 0.00 0.0
1965 82 59 0.00 0.0
1964 88 51 0.00 0.0
1963 84 49 0.00 0.0
1962 71 44 0.00 0.0
1961 82 51 0.00 0.0
1960 65 43 0.00 0.0
1959 79 54 0.00 0.0
1958 85 52 0.00 0.0
1957 68 44 0.00 0.0
1956 88 50 0.00 0.0
1955 72 49 0.00 0.0
1954 86 54 0.00 0.0
1953 65 47 0.01 0.0
1952 70 44 0.00 0.0
1951 75 47 0.00 0.0
1950 77 49 0.00 0.0
1949 70 49 0.01 0.0
1948 78 55 0.18 0.0
1947 77 53 0.00 0.0
1946 81 56 0.00 0.0
1945 76 54 0.00 0.0
1944 69 50 0.00 0.0
1943 60 41 0.00 0.0
1942 70 40 0.00 0.0
1941 80 54 0.00 0.0
1940 76 49 0.00 0.0
1939 83 56 0.00 0.0
1938 71 50 0.00 0.0
1937 87 62 0.00 0.0
1936 84 50 0.00 0.0
1935 56 48 0.20 0.0
1934 88 59 0.00 0.0
1933 81 53 0.00 0.0
1932 85 60 0.00 0.0
1931 63 43 0.00 0.0
1930 67 44 0.05 0.0
1929 72 50 0.00 0.0
1928 72 46 0.00 0.0
1927 82 51 0.00 0.0
1926 78 54 0.00 0.0
1925 88 53 0.00 0.0
1924 82 56 0.02 0.0
1923 78 53 0.02 0.0
1922 80 53 0.00 0.0
1921 65 45 0.17 0.0
1920 81 48 0.00 0.0
1919 87 52 0.00 0.0
1918 73 48 0.00 0.0
1917 74 57 0.00 0.0
1916 74 46 0.00 0.0
1915 64 47 0.12 0.0
1914 75 50 0.00 0.0
1913 83 56 0.00 0.0
1912 85 54 0.00 0.0
1911 82 48 0.00 0.0
1910 76 38 0.00 0.0
1909 78 43 0.00 0.0
1908 84 45 0.00 0.0
1907 81 45 0.00 0.0
1906 82 47 0.00 0.0
1905 77 53 0.00 0.0
1904 87 56 0.00 0.0
1903 58 36 0.00 0.0
1902 55 39 0.00 0.0
1901 89 56 0.00 0.0
1900 71 43 0.00 0.0
What's the all-time high for Grand Junction on 5/18?
For the date of May 18, the highest temperature ever reached in Grand Junction history is 92 °F which has happened 2 times, most recently in 2009.
Highest Temperatures in Grand Junction on May 18
Rank Temperature Year
1 92 °F 2009
1 92 °F 2006
3 91 °F 2020
3 91 °F 1970
5 90 °F 1996
6 89 °F 1901
6 89 °F 2002
8 88 °F 1925
8 88 °F 1956
8 88 °F 1969
8 88 °F 1973
8 88 °F 1934
8 88 °F 1964
What's the all-time low for Grand Junction on 5/18?
For the date of May 18, the lowest temperature ever reached in Grand Junction history is 36 °F which has happened 2 times, most recently in 1983.
Lowest Temperatures in Grand Junction on May 18
Rank Temperature Year
1 36 °F 1903
1 36 °F 1983
3 37 °F 2017
3 37 °F 1971
5 38 °F 2005
5 38 °F 1910
7 39 °F 1902
8 40 °F 2011
8 40 °F 1980
8 40 °F 1978
8 40 °F 1942
Lowest High Temperatures in Grand Junction on May 18
Rank Temperature Year
1 49 °F 2017
2 55 °F 1902
3 56 °F 2011
3 56 °F 1935
5 58 °F 1903
6 59 °F 1971
7 60 °F 1943
7 60 °F 2000
9 63 °F 1931
9 63 °F 2019
9 63 °F 1975
9 63 °F 1983
What's the most it has ever rained in Grand Junction on 5/18?
For the date of May 18, the most precipitation ever recorded in Grand Junction history is 0.44 inches which has happened 2 times, most recently in 2011.
All-Time Most Precipitation in Grand Junction on May 18
Rank Precipitation Year
1 0.44 inches 2011
1 0.44 inches 1988
3 0.36 inches 1987
4 0.20 inches 1935
5 0.19 inches 2015
6 0.18 inches 1948
7 0.17 inches 1921
8 0.16 inches 1975
9 0.12 inches 1915
10 0.09 inches 2017
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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