Gilroy September 30 Weather Records

Daily averages and all-time records for weather in Gilroy, California for the date of September 30.
September 30 All-Time Records
1906–2023
Highest temperature 104 °F 2010
Lowest temperature 42 °F 1964
Lowest daily high 65 °F 1983
Highest daily low 58 °F 2020
Most precipitation 0.95 inches 1983
Most snow none -
September 30 Average Weather
1991–2020 1
Average high 83.4 °F
Average low 51.8 °F
Chance precipitation 4.4%
Chance snow 0%
Gilroy September 30 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2022 92 55 0.00 n/a
2021 91 49 0.01 n/a
2020 96 58 0.00 n/a
2019 n/a n/a n/a n/a
2018 75 57 0.00 n/a
2017 76 56 0.00 n/a
2016 n/a n/a n/a n/a
2015 n/a n/a n/a n/a
2014 82 54 0.00 n/a
2013 76 50 0.00 n/a
2012 94 58 0.00 n/a
2011 78 57 0.00 n/a
2010 104 56 0.00 0.0
2009 70 44 0.00 0.0
2008 79 52 0.00 0.0
2007 74 44 0.00 0.0
2006 72 54 0.00 0.0
2005 94 55 0.00 0.0
2004 n/a n/a 0.00 0.0
2003 81 54 0.00 0.0
2002 77 54 0.00 0.0
2001 n/a n/a n/a n/a
2000 84 53 0.00 0.0
1999 99 55 0.00 0.0
1998 67 55 0.00 0.0
1997 94 55 0.00 0.0
1996 92 52 0.00 0.0
1995 82 47 0.00 0.0
1994 83 53 0.00 0.0
1993 83 53 0.00 0.0
1992 81 52 0.00 0.0
1991 96 52 0.00 0.0
1990 91 55 0.00 0.0
1989 76 55 0.00 0.0
1988 100 51 0.00 0.0
1987 95 53 0.00 0.0
1986 80 47 0.00 0.0
1985 76 56 0.00 0.0
1984 88 57 0.00 0.0
1983 65 57 0.95 0.0
1982 73 43 0.00 0.0
1981 82 46 0.00 0.0
1980 95 53 0.00 0.0
1979 84 57 0.00 0.0
1978 103 57 0.00 0.0
1977 75 45 0.00 0.0
1976 68 58 0.62 0.0
1975 83 49 0.00 0.0
1974 89 50 0.00 0.0
1973 94 49 0.00 0.0
1972 93 53 0.00 0.0
1971 71 46 0.05 0.0
1970 90 49 0.00 0.0
1969 90 53 0.00 0.0
1968 70 52 0.00 0.0
1967 84 56 0.00 0.0
1966 94 55 0.00 0.0
1965 84 45 0.00 0.0
1964 77 42 0.00 0.0
1963 90 54 0.00 0.0
1962 81 49 0.00 0.0
1961 82 42 0.00 0.0
1960 73 56 0.00 0.0
1959 81 45 0.00 0.0
1958 95 52 0.00 0.0
1957 80 51 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 0.00 n/a
1915 n/a n/a n/a 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 n/a n/a
1911 n/a n/a 0.00 n/a
1910 n/a n/a n/a 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 n/a n/a
What's the all-time high for Gilroy on 9/30?
For the date of Sep 30, the highest temperature ever reached in Gilroy history is 104 °F which happened in 2010.
Highest Temperatures in Gilroy on September 30
Rank Temperature Year
1 104 °F 2010
2 103 °F 1978
3 100 °F 1988
4 99 °F 1999
5 96 °F 1991
5 96 °F 2020
7 95 °F 1958
7 95 °F 1980
7 95 °F 1987
10 94 °F 1997
10 94 °F 2012
10 94 °F 1973
10 94 °F 2005
10 94 °F 1966
What's the all-time low for Gilroy on 9/30?
For the date of Sep 30, the lowest temperature ever reached in Gilroy history is 42 °F which has happened 2 times, most recently in 1964.
Lowest Temperatures in Gilroy on September 30
Rank Temperature Year
1 42 °F 1964
1 42 °F 1961
3 43 °F 1982
4 44 °F 2009
4 44 °F 2007
6 45 °F 1959
6 45 °F 1965
6 45 °F 1977
9 46 °F 1971
9 46 °F 1981
Lowest High Temperatures in Gilroy on September 30
Rank Temperature Year
1 65 °F 1983
2 67 °F 1998
3 68 °F 1976
4 70 °F 1968
4 70 °F 2009
6 71 °F 1971
7 72 °F 2006
8 73 °F 1982
8 73 °F 1960
10 74 °F 2007
What's the most it has ever rained in Gilroy on 9/30?
For the date of Sep 30, the most precipitation ever recorded in Gilroy history is 0.95 inches which happened in 1983.
All-Time Most Precipitation in Gilroy on September 30
Rank Precipitation Year
1 0.95 inches 1983
2 0.62 inches 1976
3 0.05 inches 1971
4 0.01 inches 2021
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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