Gilroy August 18 Weather Records

Daily averages and all-time records for weather in Gilroy, California for the date of August 18.
August 18 All-Time Records
1906–2023
Highest temperature 102 °F 1966
Lowest temperature 46 °F 1957
Lowest daily high 71 °F 1980
Highest daily low 63 °F 2012
Most precipitation 0.10 inches 1976
Most snow none -
August 18 Average Weather
1991–2020 1
Average high 87.6 °F
Average low 55.5 °F
Chance precipitation 0.4%
Chance snow 0%
Gilroy August 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2022 93 56 0.00 n/a
2021 78 59 0.00 n/a
2020 n/a n/a n/a n/a
2019 n/a n/a n/a n/a
2018 89 52 0.00 n/a
2017 n/a n/a n/a n/a
2016 n/a n/a n/a n/a
2015 n/a n/a n/a n/a
2014 88 55 0.00 n/a
2013 88 62 0.00 n/a
2012 91 63 0.00 n/a
2011 88 53 0.00 n/a
2010 80 56 0.00 0.0
2009 82 n/a 0.00 0.0
2008 84 56 0.00 0.0
2007 82 53 0.00 0.0
2006 84 50 0.00 0.0
2005 88 56 0.00 0.0
2004 94 56 0.00 0.0
2003 87 55 0.00 0.0
2002 84 52 0.00 0.0
2001 92 51 0.00 0.0
2000 93 51 0.00 0.0
1999 82 56 0.00 0.0
1998 76 58 0.00 0.0
1997 83 57 0.00 0.0
1996 82 54 0.00 0.0
1995 84 48 0.00 0.0
1994 n/a n/a n/a 0.0
1993 91 53 0.00 0.0
1992 98 57 0.00 0.0
1991 85 57 0.00 0.0
1990 88 58 0.00 0.0
1989 75 55 0.00 0.0
1988 94 55 0.00 0.0
1987 82 57 0.00 0.0
1986 83 54 0.00 0.0
1985 79 49 0.00 0.0
1984 96 59 0.00 0.0
1983 91 60 0.00 0.0
1982 95 53 0.00 0.0
1981 86 55 0.00 0.0
1980 71 56 0.00 0.0
1979 91 53 0.00 0.0
1978 86 60 0.00 0.0
1977 91 58 0.00 0.0
1976 78 58 0.10 0.0
1975 85 60 0.10 0.0
1974 88 50 0.00 0.0
1973 84 49 0.00 0.0
1972 86 54 0.00 0.0
1971 91 49 0.00 0.0
1970 87 53 0.00 0.0
1969 80 52 0.00 0.0
1968 85 53 0.00 0.0
1967 100 58 0.00 0.0
1966 102 56 0.00 0.0
1965 79 57 0.00 0.0
1964 92 51 0.00 0.0
1963 90 50 0.00 0.0
1962 91 51 0.00 0.0
1961 95 49 0.00 0.0
1960 93 51 0.00 0.0
1959 80 58 0.00 0.0
1958 89 59 0.00 0.0
1957 98 46 0.00 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 n/a n/a
1913 n/a n/a n/a n/a
1912 n/a n/a 0.00 n/a
1911 n/a n/a 0.00 n/a
1910 n/a n/a 0.00 n/a
1909 n/a n/a 0.00 n/a
1908 n/a n/a 0.00 n/a
1907 n/a n/a 0.00 n/a
1906 n/a n/a 0.00 0.0
What's the all-time high for Gilroy on 8/18?
For the date of Aug 18, the highest temperature ever reached in Gilroy history is 102 °F which happened in 1966.
Highest Temperatures in Gilroy on August 18
Rank Temperature Year
1 102 °F 1966
2 100 °F 1967
3 98 °F 1992
3 98 °F 1957
5 96 °F 1984
6 95 °F 1961
6 95 °F 1982
8 94 °F 1988
8 94 °F 2004
10 93 °F 1960
10 93 °F 2000
10 93 °F 2022
What's the all-time low for Gilroy on 8/18?
For the date of Aug 18, the lowest temperature ever reached in Gilroy history is 46 °F which happened in 1957.
Lowest Temperatures in Gilroy on August 18
Rank Temperature Year
1 46 °F 1957
2 48 °F 1995
3 49 °F 1973
3 49 °F 1961
3 49 °F 1985
3 49 °F 1971
7 50 °F 1974
7 50 °F 1963
7 50 °F 2006
10 51 °F 1962
10 51 °F 1964
10 51 °F 2000
10 51 °F 1960
10 51 °F 2001
Lowest High Temperatures in Gilroy on August 18
Rank Temperature Year
1 71 °F 1980
2 75 °F 1989
3 76 °F 1998
4 78 °F 2021
4 78 °F 1976
6 79 °F 1965
6 79 °F 1985
8 80 °F 1959
8 80 °F 2010
8 80 °F 1969
What's the most it has ever rained in Gilroy on 8/18?
For the date of Aug 18, the most precipitation ever recorded in Gilroy history is 0.10 inches which has happened 2 times, most recently in 1976.
All-Time Most Precipitation in Gilroy on August 18
Rank Precipitation Year
1 0.10 inches 1976
1 0.10 inches 1975
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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