Kennewick September 23 Weather Records

Daily averages and all-time records for weather in Kennewick, Washington for the date of September 23.
September 23 All-Time Records
1894–2024
Highest temperature 93 °F 2011
Lowest temperature 28 °F 2000
Lowest daily high 51 °F 1934
Highest daily low 65 °F 2020
Most precipitation 0.35 inches 1984
September 23 Average Weather
1991–2020 1
Average high 77.8 °F
Average low 46.7 °F
Chance precipitation 11.1%
Kennewick September 23 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 73 47 0.00 n/a
2022 80 50 0.00 n/a
2021 82 45 0.00 n/a
2020 82 65 0.02 n/a
2019 76 57 0.00 n/a
2018 72 44 0.00 0.0
2017 74 45 0.00 0.0
2016 67 46 0.00 0.0
2015 79 35 0.00 0.0
2014 80 61 0.02 0.0
2013 69 55 0.00 0.0
2012 74 52 0.00 0.0
2011 93 49 0.00 n/a
2010 66 45 0.11 n/a
2009 87 45 0.00 n/a
2008 69 33 0.00 n/a
2007 73 38 0.00 n/a
2006 75 39 0.00 n/a
2005 71 46 0.00 n/a
2004 81 48 0.00 n/a
2003 84 45 0.00 n/a
2002 82 37 0.00 n/a
2001 87 47 0.00 n/a
2000 66 28 0.00 n/a
1999 91 45 0.00 n/a
1998 79 51 0.00 0.0
1997 82 n/a 0.00 0.0
1996 69 39 0.00 0.0
1995 76 43 0.00 0.0
1994 85 48 0.00 0.0
1993 71 39 0.00 0.0
1992 85 55 0.00 0.0
1991 72 40 0.00 0.0
1990 85 52 0.00 0.0
1989 82 50 0.00 0.0
1988 73 44 0.00 0.0
1987 88 51 0.00 0.0
1986 76 52 0.00 0.0
1985 73 38 0.00 0.0
1984 59 44 0.35 0.0
1983 76 43 0.00 0.0
1982 80 49 0.00 0.0
1981 69 44 0.00 0.0
1980 74 49 0.00 0.0
1979 81 48 0.00 0.0
1978 73 54 0.00 0.0
1977 68 46 0.00 0.0
1976 80 59 0.00 0.0
1975 85 42 0.00 0.0
1974 85 42 0.00 0.0
1973 72 51 0.06 0.0
1972 65 45 0.03 0.0
1971 75 39 0.00 0.0
1970 68 42 0.03 0.0
1969 71 61 0.01 0.0
1968 75 55 0.00 0.0
1967 78 43 0.00 0.0
1966 86 61 0.00 0.0
1965 78 53 0.00 n/a
1964 80 48 0.00 0.0
1963 76 62 0.00 0.0
1962 79 48 0.00 0.0
1961 68 50 0.00 0.0
1960 77 55 0.00 0.0
1959 74 45 0.00 0.0
1958 65 48 0.00 0.0
1957 82 42 0.00 0.0
1956 76 37 0.00 0.0
1955 71 46 0.00 0.0
1954 76 48 0.00 0.0
1953 75 52 0.00 0.0
1952 85 45 0.00 0.0
1951 75 47 0.00 0.0
1950 88 58 0.00 0.0
1949 78 43 0.00 0.0
1948 63 45 0.00 0.0
1947 81 56 0.00 0.0
1946 76 40 0.00 0.0
1945 67 49 0.00 0.0
1944 81 42 0.00 0.0
1943 87 41 0.00 0.0
1942 93 44 0.00 n/a
1941 82 40 0.00 n/a
1940 88 48 0.00 n/a
1939 91 47 n/a n/a
1938 88 54 0.03 n/a
1937 68 40 n/a n/a
1936 75 42 n/a n/a
1935 79 50 n/a n/a
1934 51 40 0.15 0.0
1933 66 49 0.15 0.0
1932 78 39 n/a n/a
1931 70 44 0.00 n/a
1930 66 45 0.00 n/a
1929 62 48 0.00 n/a
1928 82 43 0.00 n/a
1927 77 56 0.00 n/a
1926 55 34 0.00 n/a
1925 87 47 0.00 n/a
1924 71 56 0.00 n/a
1923 75 37 0.00 n/a
1922 77 42 0.00 n/a
1921 72 47 0.00 0.0
1920 69 47 0.00 n/a
1919 80 38 0.00 n/a
1918 72 54 0.00 n/a
1917 73 55 0.18 0.0
1916 71 50 0.00 0.0
1915 70 55 0.00 n/a
1914 84 47 0.00 0.0
1913 73 36 0.00 n/a
1912 75 48 0.00 n/a
1911 74 n/a n/a n/a
1910 85 48 0.00 n/a
1909 n/a n/a n/a n/a
1908 70 38 0.00 n/a
1907 85 41 0.00 n/a
1906 74 56 0.00 n/a
1905 80 50 0.00 n/a
1904 76 46 0.00 0.0
1903 n/a n/a n/a n/a
1902 n/a n/a n/a n/a
1901 n/a n/a n/a n/a
1900 n/a n/a n/a n/a
1899 88 50 0.00 n/a
1898 79 47 0.00 n/a
1897 83 51 0.00 n/a
1896 90 58 0.00 n/a
1895 73 59 0.00 n/a
1894 74 48 n/a n/a
What's the all-time high for Kennewick on 9/23?
For the date of Sep 23, the highest temperature ever reached in Kennewick history is 93 °F which has happened 2 times, most recently in 2011.
Highest Temperatures in Kennewick on September 23
Rank Temperature Year
1 93 °F 2011
1 93 °F 1942
3 91 °F 1999
3 91 °F 1939
5 90 °F 1896
6 88 °F 1950
6 88 °F 1987
6 88 °F 1938
6 88 °F 1899
6 88 °F 1940
What's the all-time low for Kennewick on 9/23?
For the date of Sep 23, the lowest temperature ever reached in Kennewick history is 28 °F which happened in 2000.
Lowest Temperatures in Kennewick on September 23
Rank Temperature Year
1 28 °F 2000
2 33 °F 2008
3 34 °F 1926
4 35 °F 2015
5 36 °F 1913
6 37 °F 2002
6 37 °F 1956
6 37 °F 1923
9 38 °F 1919
9 38 °F 1908
9 38 °F 2007
9 38 °F 1985
Lowest High Temperatures in Kennewick on September 23
Rank Temperature Year
1 51 °F 1934
2 55 °F 1926
3 59 °F 1984
4 62 °F 1929
5 63 °F 1948
6 65 °F 1972
6 65 °F 1958
8 66 °F 2000
8 66 °F 1930
8 66 °F 2010
8 66 °F 1933
What's the most it has ever rained in Kennewick on 9/23?
For the date of Sep 23, the most precipitation ever recorded in Kennewick history is 0.35 inches which happened in 1984.
All-Time Most Precipitation in Kennewick on September 23
Rank Precipitation Year
1 0.35 inches 1984
2 0.18 inches 1917
3 0.15 inches 1933
3 0.15 inches 1934
5 0.11 inches 2010
6 0.06 inches 1973
7 0.03 inches 1970
7 0.03 inches 1972
7 0.03 inches 1938
10 0.02 inches 2020
10 0.02 inches 2014
Weather Station Details
Years Station Coordinates
1999–2024 Pasco Tri Cities Airport location
1894–1998 Kennewick location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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