Modesto September 20 Weather Records

Daily averages and all-time records for weather in Modesto, California for the date of September 20.
September 20 All-Time Records
1906–2024
Highest temperature 104 °F 1939
Lowest temperature 43 °F 1965
Lowest daily high 73 °F 2004
Highest daily low 68 °F 1995
Most precipitation 0.28 inches 2005
September 20 Average Weather
1991–2020 1
Average high 87.6 °F
Average low 58.4 °F
Chance precipitation 2.3%
Modesto September 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 83 59 0.00 n/a
2022 79 58 0.00 n/a
2021 85 59 0.00 n/a
2020 92 58 0.00 n/a
2019 84 55 0.00 n/a
2018 90 56 0.00 n/a
2017 81 58 0.00 n/a
2016 94 65 0.00 n/a
2015 100 55 0.00 n/a
2014 89 64 0.00 n/a
2013 82 55 0.00 n/a
2012 88 56 0.00 n/a
2011 98 60 0.00 n/a
2010 84 57 0.00 n/a
2009 92 63 0.00 n/a
2008 81 60 0.00 n/a
2007 74 50 0.00 n/a
2006 85 60 0.00 n/a
2005 92 56 0.28 n/a
2004 73 48 0.00 n/a
2003 95 60 0.00 n/a
2002 97 59 0.00 n/a
2001 91 57 0.00 n/a
2000 100 62 0.00 n/a
1999 83 54 0.00 0.0
1998 90 58 0.00 0.0
1997 89 61 0.00 0.0
1996 91 61 0.00 0.0
1995 96 68 0.00 0.0
1994 95 60 0.00 0.0
1993 87 60 0.00 0.0
1992 93 58 0.00 0.0
1991 90 57 0.00 0.0
1990 95 62 0.00 0.0
1989 80 54 0.00 0.0
1988 81 51 0.00 0.0
1987 95 52 0.00 0.0
1986 77 47 0.00 0.0
1985 89 52 0.00 0.0
1984 85 61 0.00 0.0
1983 91 64 0.00 0.0
1982 81 53 0.00 0.0
1981 92 59 0.00 0.0
1980 83 52 0.00 0.0
1979 94 56 0.00 0.0
1978 83 47 0.00 0.0
1977 79 55 0.00 0.0
1976 83 55 0.00 0.0
1975 88 57 0.00 0.0
1974 92 54 0.00 0.0
1973 80 63 0.00 0.0
1972 85 50 0.00 0.0
1971 90 54 0.00 0.0
1970 81 52 0.00 0.0
1969 79 55 0.00 0.0
1968 74 54 0.00 0.0
1967 97 60 0.00 0.0
1966 85 55 0.00 0.0
1965 83 43 0.00 0.0
1964 91 51 0.00 0.0
1963 83 54 0.00 0.0
1962 83 50 0.00 0.0
1961 84 52 0.00 0.0
1960 91 53 0.00 0.0
1959 79 53 0.00 0.0
1958 92 62 0.00 0.0
1957 87 50 0.00 0.0
1956 80 54 0.00 0.0
1955 85 52 0.00 0.0
1954 90 48 0.00 0.0
1953 81 54 0.00 0.0
1952 90 60 0.00 0.0
1951 89 64 0.00 0.0
1950 84 54 0.00 0.0
1949 95 56 0.00 0.0
1948 81 52 0.00 0.0
1947 82 45 0.00 n/a
1946 95 57 0.00 n/a
1945 75 53 0.00 n/a
1944 81 46 0.05 n/a
1943 98 55 0.00 n/a
1942 89 50 0.00 n/a
1941 75 46 0.00 n/a
1940 86 50 0.00 n/a
1939 104 68 0.00 n/a
1938 87 54 0.00 n/a
1937 86 52 0.00 n/a
1936 97 56 0.00 n/a
1935 87 54 0.00 n/a
1934 91 58 0.00 n/a
1933 79 51 0.00 n/a
1932 85 52 0.00 n/a
1931 86 49 0.00 n/a
1930 82 53 0.00 n/a
1929 87 59 0.00 n/a
1928 95 57 0.00 n/a
1927 84 50 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 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 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 9/20?
For the date of Sep 20, the highest temperature ever reached in Modesto history is 104 °F which happened in 1939.
Highest Temperatures in Modesto on September 20
Rank Temperature Year
1 104 °F 1939
2 100 °F 2015
2 100 °F 2000
4 98 °F 1943
4 98 °F 2011
6 97 °F 2002
6 97 °F 1936
6 97 °F 1967
9 96 °F 1995
10 95 °F 1990
10 95 °F 1987
10 95 °F 1949
10 95 °F 1994
10 95 °F 2003
10 95 °F 1928
10 95 °F 1946
What's the all-time low for Modesto on 9/20?
For the date of Sep 20, the lowest temperature ever reached in Modesto history is 43 °F which happened in 1965.
Lowest Temperatures in Modesto on September 20
Rank Temperature Year
1 43 °F 1965
2 45 °F 1947
3 46 °F 1941
3 46 °F 1944
5 47 °F 1978
5 47 °F 1986
7 48 °F 1954
7 48 °F 2004
9 49 °F 1931
10 50 °F 1957
10 50 °F 2007
10 50 °F 1972
10 50 °F 1927
10 50 °F 1940
10 50 °F 1942
10 50 °F 1962
Lowest High Temperatures in Modesto on September 20
Rank Temperature Year
1 73 °F 2004
2 74 °F 2007
2 74 °F 1968
4 75 °F 1945
4 75 °F 1941
6 77 °F 1986
7 79 °F 1933
7 79 °F 1969
7 79 °F 1959
7 79 °F 1977
7 79 °F 2022
What's the most it has ever rained in Modesto on 9/20?
For the date of Sep 20, the most precipitation ever recorded in Modesto history is 0.28 inches which happened in 2005.
All-Time Most Precipitation in Modesto on September 20
Rank Precipitation Year
1 0.28 inches 2005
2 0.05 inches 1944
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.
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