Gilroy May 20 Weather Records

Daily averages and all-time records for weather in Gilroy, California for the date of May 20.
May 20 All-Time Records
1906–2023
Highest temperature 99 °F 2008
Lowest temperature 37 °F 1962
Lowest daily high 63 °F 1961
Highest daily low 60 °F 1993
Most precipitation 0.55 inches 2002
Most snow none -
May 20 Average Weather
1991–2020 1
Average high 78.5 °F
Average low 50.5 °F
Chance precipitation 6.4%
Chance snow 0%
Gilroy May 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 76 52 0.00 n/a
2022 83 52 0.00 n/a
2021 70 44 0.00 n/a
2020 n/a n/a n/a n/a
2019 n/a n/a n/a n/a
2018 77 49 0.00 n/a
2017 94 53 0.00 n/a
2016 84 54 0.00 n/a
2015 68 51 0.00 n/a
2014 73 52 0.00 n/a
2013 n/a n/a n/a n/a
2012 84 51 0.00 n/a
2011 77 50 n/a n/a
2010 72 55 0.00 0.0
2009 80 48 0.00 0.0
2008 99 40 0.00 0.0
2007 78 47 0.00 0.0
2006 77 53 0.00 0.0
2005 79 56 0.00 0.0
2004 80 47 0.00 0.0
2003 88 52 0.00 0.0
2002 68 51 0.55 0.0
2001 85 55 0.00 0.0
2000 n/a n/a n/a n/a
1999 69 52 0.00 0.0
1998 72 47 0.00 0.0
1997 85 53 0.00 0.0
1996 80 49 0.00 0.0
1995 87 51 0.00 0.0
1994 65 46 0.00 0.0
1993 83 60 0.00 0.0
1992 77 53 0.00 0.0
1991 73 43 0.00 0.0
1990 68 54 0.00 0.0
1989 84 45 0.00 0.0
1988 92 n/a 0.00 0.0
1987 67 52 0.00 0.0
1986 82 51 0.00 0.0
1985 76 45 0.00 0.0
1984 87 49 0.00 0.0
1983 91 56 0.00 0.0
1982 86 45 0.00 0.0
1981 67 43 0.02 0.0
1980 92 52 0.00 0.0
1979 81 54 0.00 0.0
1978 96 51 0.00 0.0
1977 79 44 0.00 0.0
1976 79 42 0.00 0.0
1975 73 46 0.00 0.0
1974 69 40 0.00 0.0
1973 75 51 0.00 0.0
1972 66 45 0.00 0.0
1971 80 45 0.00 0.0
1970 71 41 0.00 0.0
1969 81 46 0.00 0.0
1968 77 51 0.00 0.0
1967 88 54 0.00 0.0
1966 92 49 0.00 0.0
1965 76 44 0.00 0.0
1964 74 43 0.00 0.0
1963 74 54 0.00 0.0
1962 70 37 0.00 0.0
1961 63 52 0.00 0.0
1960 85 46 0.00 0.0
1959 76 42 0.00 0.0
1958 85 53 0.00 0.0
1957 65 51 0.14 0.0
1956 n/a n/a n/a n/a
1955 n/a n/a n/a n/a
1954 n/a n/a n/a n/a
1953 n/a n/a n/a n/a
1952 n/a n/a n/a n/a
1951 n/a n/a n/a n/a
1950 n/a n/a n/a n/a
1949 n/a n/a n/a n/a
1948 n/a n/a n/a n/a
1947 n/a n/a n/a n/a
1946 n/a n/a n/a n/a
1945 n/a n/a n/a n/a
1944 n/a n/a n/a n/a
1943 n/a n/a n/a n/a
1942 n/a n/a n/a n/a
1941 n/a n/a n/a n/a
1940 n/a n/a n/a n/a
1939 n/a n/a n/a n/a
1938 n/a n/a n/a n/a
1937 n/a n/a n/a n/a
1936 n/a n/a n/a n/a
1935 n/a n/a n/a n/a
1934 n/a n/a n/a n/a
1933 n/a n/a n/a n/a
1932 n/a n/a n/a n/a
1931 n/a n/a n/a n/a
1930 n/a n/a n/a n/a
1929 n/a n/a n/a n/a
1928 n/a n/a n/a n/a
1927 n/a n/a n/a n/a
1926 n/a n/a n/a n/a
1925 n/a n/a n/a n/a
1924 n/a n/a n/a n/a
1923 n/a n/a n/a n/a
1922 n/a n/a n/a n/a
1921 n/a n/a n/a n/a
1920 n/a n/a n/a n/a
1919 n/a n/a n/a n/a
1918 n/a n/a n/a n/a
1917 n/a n/a n/a n/a
1916 n/a n/a n/a n/a
1915 n/a n/a 0.00 n/a
1914 n/a n/a 0.00 n/a
1913 n/a n/a n/a n/a
1912 n/a n/a 0.06 n/a
1911 n/a n/a n/a n/a
1910 n/a n/a 0.00 n/a
1909 n/a n/a n/a n/a
1908 n/a n/a 0.00 n/a
1907 n/a 57 0.00 n/a
1906 n/a n/a 0.00 n/a
What's the all-time high for Gilroy on 5/20?
For the date of May 20, the highest temperature ever reached in Gilroy history is 99 °F which happened in 2008.
Highest Temperatures in Gilroy on May 20
Rank Temperature Year
1 99 °F 2008
2 96 °F 1978
3 94 °F 2017
4 92 °F 1988
4 92 °F 1966
4 92 °F 1980
7 91 °F 1983
8 88 °F 1967
8 88 °F 2003
10 87 °F 1984
10 87 °F 1995
What's the all-time low for Gilroy on 5/20?
For the date of May 20, the lowest temperature ever reached in Gilroy history is 37 °F which happened in 1962.
Lowest Temperatures in Gilroy on May 20
Rank Temperature Year
1 37 °F 1962
2 40 °F 1974
2 40 °F 2008
4 41 °F 1970
5 42 °F 1959
5 42 °F 1976
7 43 °F 1964
7 43 °F 1991
7 43 °F 1981
10 44 °F 1977
10 44 °F 1965
10 44 °F 2021
Lowest High Temperatures in Gilroy on May 20
Rank Temperature Year
1 63 °F 1961
2 65 °F 1957
2 65 °F 1994
4 66 °F 1972
5 67 °F 1987
5 67 °F 1981
7 68 °F 2015
7 68 °F 2002
7 68 °F 1990
10 69 °F 1974
10 69 °F 1999
What's the most it has ever rained in Gilroy on 5/20?
For the date of May 20, the most precipitation ever recorded in Gilroy history is 0.55 inches which happened in 2002.
All-Time Most Precipitation in Gilroy on May 20
Rank Precipitation Year
1 0.55 inches 2002
2 0.14 inches 1957
3 0.06 inches 1912
4 0.02 inches 1981
Weather Station Details
Years Station Coordinates
1906–2023 Gilroy location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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