Modesto September 30 Weather Records

Daily averages and all-time records for weather in Modesto, California for the date of September 30.
September 30 All-Time Records
1906–2024
Highest temperature 100 °F 1988
Lowest temperature 43 °F 1959
Lowest daily high 60 °F 1930
Highest daily low 66 °F 1991
Most precipitation 0.50 inches 1916
September 30 Average Weather
1991–2020 1
Average high 84.7 °F
Average low 56.2 °F
Chance precipitation 3.8%
Modesto September 30 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 71 55 0.03 n/a
2022 89 57 0.00 n/a
2021 84 48 0.00 n/a
2020 97 64 0.00 n/a
2019 70 50 0.00 n/a
2018 80 56 0.00 n/a
2017 83 60 0.00 n/a
2016 81 59 0.00 n/a
2015 76 63 0.00 n/a
2014 81 56 0.00 n/a
2013 81 57 0.00 n/a
2012 96 58 0.00 n/a
2011 82 61 0.00 n/a
2010 96 62 0.00 n/a
2009 76 49 0.00 n/a
2008 93 61 0.00 n/a
2007 85 45 0.00 n/a
2006 73 54 0.00 n/a
2005 93 54 0.00 n/a
2004 75 54 0.00 n/a
2003 88 57 0.00 n/a
2002 74 54 0.00 n/a
2001 94 52 0.00 n/a
2000 89 57 0.00 n/a
1999 96 62 0.00 0.0
1998 80 52 0.00 0.0
1997 97 63 0.00 0.0
1996 82 57 0.00 0.0
1995 84 55 0.00 0.0
1994 84 58 0.00 0.0
1993 92 61 0.00 0.0
1992 94 59 0.00 0.0
1991 95 66 0.00 0.0
1990 96 62 0.00 0.0
1989 75 55 0.00 0.0
1988 100 56 0.00 0.0
1987 96 58 0.00 0.0
1986 83 45 0.00 0.0
1985 77 49 0.00 0.0
1984 73 59 0.00 0.0
1983 68 57 0.38 0.0
1982 75 47 0.00 0.0
1981 84 57 0.00 0.0
1980 95 56 0.00 0.0
1979 90 59 0.00 0.0
1978 96 61 0.00 0.0
1977 80 52 0.00 0.0
1976 81 58 0.01 0.0
1975 87 55 0.00 0.0
1974 89 51 0.00 0.0
1973 87 54 0.00 0.0
1972 81 56 0.00 0.0
1971 73 47 0.00 0.0
1970 92 52 0.00 0.0
1969 88 60 0.00 0.0
1968 77 51 0.00 0.0
1967 79 50 0.00 0.0
1966 88 56 0.00 0.0
1965 88 49 0.00 0.0
1964 84 46 0.00 0.0
1963 93 59 0.00 0.0
1962 89 51 0.00 0.0
1961 89 46 0.00 0.0
1960 79 53 0.00 0.0
1959 79 43 0.00 0.0
1958 95 57 0.00 0.0
1957 77 55 0.00 0.0
1956 87 54 0.00 0.0
1955 86 48 0.00 0.0
1954 77 46 0.00 0.0
1953 83 49 0.00 0.0
1952 94 55 0.00 0.0
1951 83 54 0.00 0.0
1950 73 44 0.00 0.0
1949 85 50 0.00 0.0
1948 82 47 0.00 0.0
1947 87 53 0.00 n/a
1946 97 56 0.06 n/a
1945 87 48 0.00 n/a
1944 77 54 0.00 n/a
1943 93 52 0.00 n/a
1942 86 50 0.00 n/a
1941 89 50 0.00 n/a
1940 86 48 0.00 n/a
1939 84 50 0.00 n/a
1938 86 56 0.00 n/a
1937 76 48 0.00 n/a
1936 85 51 0.00 n/a
1935 89 56 0.00 n/a
1934 96 50 0.00 n/a
1933 91 57 0.00 n/a
1932 91 56 0.00 n/a
1931 88 46 0.00 n/a
1930 60 49 0.07 n/a
1929 79 43 0.00 n/a
1928 77 51 0.00 n/a
1927 76 52 0.00 0.0
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 0.50 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 0.00 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 n/a
What's the all-time high for Modesto on 9/30?
For the date of Sep 30, the highest temperature ever reached in Modesto history is 100 °F which happened in 1988.
Highest Temperatures in Modesto on September 30
Rank Temperature Year
1 100 °F 1988
2 97 °F 2020
2 97 °F 1997
2 97 °F 1946
5 96 °F 2010
5 96 °F 2012
5 96 °F 1987
5 96 °F 1990
5 96 °F 1999
5 96 °F 1934
5 96 °F 1978
What's the all-time low for Modesto on 9/30?
For the date of Sep 30, the lowest temperature ever reached in Modesto history is 43 °F which has happened 2 times, most recently in 1959.
Lowest Temperatures in Modesto on September 30
Rank Temperature Year
1 43 °F 1959
1 43 °F 1929
3 44 °F 1950
4 45 °F 1986
4 45 °F 2007
6 46 °F 1964
6 46 °F 1954
6 46 °F 1961
6 46 °F 1931
10 47 °F 1948
10 47 °F 1982
10 47 °F 1971
Lowest High Temperatures in Modesto on September 30
Rank Temperature Year
1 60 °F 1930
2 68 °F 1983
3 70 °F 2019
4 71 °F 2023
5 73 °F 2006
5 73 °F 1950
5 73 °F 1984
5 73 °F 1971
9 74 °F 2002
10 75 °F 1989
10 75 °F 1982
10 75 °F 2004
What's the most it has ever rained in Modesto on 9/30?
For the date of Sep 30, the most precipitation ever recorded in Modesto history is 0.50 inches which happened in 1916.
All-Time Most Precipitation in Modesto on September 30
Rank Precipitation Year
1 0.50 inches 1916
2 0.38 inches 1983
3 0.07 inches 1930
4 0.06 inches 1946
5 0.03 inches 2023
6 0.01 inches 1976
Weather Station Details
Years Station Coordinates
1906–2024 Modesto City-County Airport location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
© H Brothers Inc, 2021–2024
Contact us | Privacy policy