Watsonville September 18 Weather Records

Daily averages and all-time records for weather in Watsonville, California for the date of September 18.
September 18 All-Time Records
1908–2024
Highest temperature 102 °F 1913
Lowest temperature 37 °F 1915
Lowest daily high 56 °F 1909
Highest daily low 65 °F 2014
Most precipitation 1.07 inches 2022
September 18 Average Weather
1991–2020 1
Average high 74.8 °F
Average low 52.4 °F
Chance precipitation 5.8%
Watsonville September 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 73 55 0.00 n/a
2022 67 56 1.07 n/a
2021 70 58 0.00 n/a
2020 80 57 0.00 n/a
2019 75 53 0.00 n/a
2018 66 49 0.00 0.0
2017 74 55 0.00 0.0
2016 94 47 0.00 0.0
2015 86 54 0.00 0.0
2014 76 65 0.10 0.0
2013 79 50 0.00 0.0
2012 68 51 0.00 0.0
2011 82 50 0.00 n/a
2010 71 60 0.00 n/a
2009 85 55 0.00 n/a
2008 68 48 0.00 n/a
2007 66 50 0.00 n/a
2006 79 49 0.00 n/a
2005 72 48 0.00 n/a
2004 70 48 0.00 n/a
2003 90 49 0.00 n/a
2002 85 55 0.00 n/a
2001 64 52 0.00 n/a
2000 83 60 0.00 n/a
1999 63 53 0.00 n/a
1998 79 51 0.00 n/a
1997 76 53 0.00 0.0
1996 78 50 0.00 0.0
1995 76 52 0.00 0.0
1994 69 55 0.00 0.0
1993 65 54 0.00 0.0
1992 69 55 0.00 0.0
1991 82 46 0.00 0.0
1990 67 54 0.00 0.0
1989 68 54 0.08 0.0
1988 73 43 0.00 0.0
1987 67 54 0.00 0.0
1986 69 51 0.02 0.0
1985 66 53 0.02 0.0
1984 89 63 0.00 0.0
1983 74 56 0.00 0.0
1982 71 57 0.00 0.0
1981 79 53 0.00 0.0
1980 79 54 0.00 0.0
1979 75 56 0.00 0.0
1978 75 45 0.00 0.0
1977 71 51 0.00 0.0
1976 70 50 0.00 0.0
1975 70 54 0.00 0.0
1974 75 52 0.00 0.0
1973 70 49 0.00 0.0
1972 68 47 0.00 0.0
1971 68 57 0.00 0.0
1970 86 45 0.00 0.0
1969 72 50 0.00 0.0
1968 68 53 0.00 0.0
1967 77 58 0.00 0.0
1966 84 55 0.00 0.0
1965 75 45 0.00 0.0
1964 71 44 0.00 0.0
1963 75 54 0.03 0.0
1962 64 51 0.00 0.0
1961 68 49 0.00 0.0
1960 65 52 0.00 0.0
1959 69 49 0.19 0.0
1958 74 47 0.00 0.0
1957 72 55 0.00 0.0
1956 88 53 0.00 0.0
1955 63 43 0.00 0.0
1954 76 45 0.00 0.0
1953 69 59 0.00 0.0
1952 65 52 0.00 0.0
1951 73 52 0.00 0.0
1950 68 53 0.00 0.0
1949 82 48 0.00 0.0
1948 69 46 0.00 0.0
1947 69 47 0.00 0.0
1946 93 59 0.00 0.0
1945 63 54 0.00 0.0
1944 61 44 0.00 n/a
1943 75 46 0.00 0.0
1942 70 53 0.00 n/a
1941 67 50 0.00 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 75 43 0.00 n/a
1935 76 47 0.00 n/a
1934 72 52 0.00 n/a
1933 76 50 0.00 n/a
1932 66 56 0.00 n/a
1931 69 42 0.00 n/a
1930 75 57 0.00 n/a
1929 73 50 0.00 n/a
1928 70 50 0.00 n/a
1927 73 41 0.00 n/a
1926 n/a n/a n/a n/a
1925 n/a n/a n/a n/a
1924 76 44 0.00 0.0
1923 72 44 0.00 n/a
1922 80 54 0.00 n/a
1921 68 56 0.37 n/a
1920 82 54 n/a n/a
1919 84 48 n/a n/a
1918 66 58 0.00 n/a
1917 76 50 n/a n/a
1916 70 42 0.00 n/a
1915 93 37 n/a n/a
1914 76 55 0.00 n/a
1913 102 47 0.00 n/a
1912 90 47 0.00 n/a
1911 75 37 0.00 n/a
1910 68 40 0.00 n/a
1909 56 48 0.00 n/a
1908 58 38 n/a n/a
What's the all-time high for Watsonville on 9/18?
For the date of Sep 18, the highest temperature ever reached in Watsonville history is 102 °F which happened in 1913.
Highest Temperatures in Watsonville on September 18
Rank Temperature Year
1 102 °F 1913
2 94 °F 2016
3 93 °F 1915
3 93 °F 1946
5 90 °F 1912
5 90 °F 2003
7 89 °F 1984
8 88 °F 1956
9 86 °F 2015
9 86 °F 1970
What's the all-time low for Watsonville on 9/18?
For the date of Sep 18, the lowest temperature ever reached in Watsonville history is 37 °F which has happened 2 times, most recently in 1915.
Lowest Temperatures in Watsonville on September 18
Rank Temperature Year
1 37 °F 1915
1 37 °F 1911
3 38 °F 1908
4 40 °F 1910
5 41 °F 1927
6 42 °F 1916
6 42 °F 1931
8 43 °F 1936
8 43 °F 1955
8 43 °F 1988
Lowest High Temperatures in Watsonville on September 18
Rank Temperature Year
1 56 °F 1909
2 58 °F 1908
3 61 °F 1944
4 63 °F 1999
4 63 °F 1945
4 63 °F 1955
7 64 °F 1962
7 64 °F 2001
9 65 °F 1960
9 65 °F 1993
9 65 °F 1952
What's the most it has ever rained in Watsonville on 9/18?
For the date of Sep 18, the most precipitation ever recorded in Watsonville history is 1.07 inches which happened in 2022.
All-Time Most Precipitation in Watsonville on September 18
Rank Precipitation Year
1 1.07 inches 2022
2 0.37 inches 1921
3 0.19 inches 1959
4 0.10 inches 2014
5 0.08 inches 1989
6 0.03 inches 1963
7 0.02 inches 1986
7 0.02 inches 1985
Weather Station Details
Years Station Coordinates
1998–2024 Watsonville Municipal Airport location
1908–1998 Watsonville Water Works location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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