Kennewick October 21 Weather Records

Daily averages and all-time records for weather in Kennewick, Washington for the date of October 21.
October 21 All-Time Records
1894–2024
Highest temperature 88 °F 2003
Lowest temperature 23 °F 1928
Lowest daily high 45 °F 1945
Highest daily low 55 °F 2003
Most precipitation 0.64 inches 1954
October 21 Average Weather
1991–2020 1
Average high 63.1 °F
Average low 38.1 °F
Chance precipitation 22.0%
Kennewick October 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 72 41 0.00 n/a
2022 58 46 0.42 n/a
2021 70 45 0.00 n/a
2020 62 35 0.00 n/a
2019 64 45 0.00 n/a
2018 64 32 0.00 0.0
2017 61 45 0.33 0.0
2016 53 46 0.10 0.0
2015 68 34 0.00 0.0
2014 67 46 0.00 0.0
2013 70 34 0.00 0.0
2012 58 35 0.00 0.0
2011 68 43 0.00 0.0
2010 66 32 0.00 n/a
2009 61 45 0.02 n/a
2008 61 32 0.00 n/a
2007 61 40 0.00 n/a
2006 64 32 0.00 n/a
2005 68 40 0.00 n/a
2004 59 42 0.00 n/a
2003 88 55 0.00 n/a
2002 68 37 0.00 n/a
2001 56 36 0.00 n/a
2000 62 34 0.00 n/a
1999 67 29 0.00 n/a
1998 63 35 0.00 0.0
1997 63 35 0.00 0.0
1996 54 29 0.00 0.0
1995 59 43 0.03 0.0
1994 67 53 0.00 0.0
1993 63 37 0.00 0.0
1992 74 44 0.02 0.0
1991 71 40 0.00 0.0
1990 57 33 0.00 0.0
1989 65 52 0.00 0.0
1988 69 44 0.00 0.0
1987 61 32 0.00 0.0
1986 64 38 0.00 0.0
1985 59 43 0.00 0.0
1984 54 26 0.00 0.0
1983 71 41 0.00 0.0
1982 57 n/a 0.00 0.0
1981 65 32 0.00 0.0
1980 65 31 0.00 0.0
1979 n/a n/a n/a n/a
1978 72 33 0.00 0.0
1977 65 39 0.00 0.0
1976 56 29 0.00 0.0
1975 58 44 0.62 0.0
1974 65 42 0.00 0.0
1973 68 51 0.16 0.0
1972 73 47 0.00 0.0
1971 63 35 0.00 0.0
1970 63 43 0.13 0.0
1969 68 38 0.00 0.0
1968 58 40 0.00 0.0
1967 69 43 0.00 0.0
1966 57 40 0.00 0.0
1965 69 38 0.00 n/a
1964 65 31 0.00 0.0
1963 75 53 0.02 0.0
1962 70 54 0.00 0.0
1961 54 28 0.00 0.0
1960 63 51 0.01 0.0
1959 60 46 0.00 0.0
1958 62 29 0.00 0.0
1957 60 31 0.00 0.0
1956 60 44 0.16 0.0
1955 68 41 0.00 0.0
1954 56 48 0.64 0.0
1953 62 42 0.00 0.0
1952 74 51 0.00 0.0
1951 58 44 0.00 0.0
1950 55 38 0.00 0.0
1949 65 27 0.00 0.0
1948 64 34 0.00 0.0
1947 59 45 0.10 0.0
1946 62 45 0.00 0.0
1945 45 25 0.00 0.0
1944 68 37 0.00 0.0
1943 57 35 0.60 0.0
1942 80 39 0.00 n/a
1941 67 37 0.00 n/a
1940 70 51 0.00 0.0
1939 78 52 n/a n/a
1938 68 31 n/a n/a
1937 72 40 n/a n/a
1936 58 29 n/a n/a
1935 57 36 0.05 n/a
1934 65 52 0.39 0.0
1933 51 31 n/a n/a
1932 73 48 0.00 n/a
1931 59 35 0.00 n/a
1930 58 37 0.00 n/a
1929 71 39 0.00 n/a
1928 60 23 0.00 n/a
1927 77 41 0.00 n/a
1926 69 32 0.00 n/a
1925 71 38 0.00 n/a
1924 75 41 0.00 n/a
1923 57 40 0.36 n/a
1922 70 40 0.00 0.0
1921 58 37 0.00 0.0
1920 58 36 0.00 0.0
1919 74 52 0.00 n/a
1918 n/a 47 0.00 0.0
1917 72 39 0.00 n/a
1916 65 30 0.00 0.0
1915 79 36 0.00 0.0
1914 63 37 0.00 n/a
1913 72 42 0.00 n/a
1912 47 35 0.00 n/a
1911 66 24 0.00 n/a
1910 71 32 0.00 n/a
1909 61 43 0.29 n/a
1908 58 28 0.00 n/a
1907 71 42 0.00 0.0
1906 60 25 0.00 n/a
1905 57 23 0.00 n/a
1904 n/a n/a n/a n/a
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 61 44 0.25 n/a
1898 65 45 0.00 n/a
1897 62 43 0.00 n/a
1896 71 38 0.00 n/a
1895 65 29 0.00 n/a
1894 65 43 0.15 n/a
What's the all-time high for Kennewick on 10/21?
For the date of Oct 21, the highest temperature ever reached in Kennewick history is 88 °F which happened in 2003.
Highest Temperatures in Kennewick on October 21
Rank Temperature Year
1 88 °F 2003
2 80 °F 1942
3 79 °F 1915
4 78 °F 1939
5 77 °F 1927
6 75 °F 1924
6 75 °F 1963
8 74 °F 1952
8 74 °F 1992
8 74 °F 1919
What's the all-time low for Kennewick on 10/21?
For the date of Oct 21, the lowest temperature ever reached in Kennewick history is 23 °F which has happened 2 times, most recently in 1928.
Lowest Temperatures in Kennewick on October 21
Rank Temperature Year
1 23 °F 1905
1 23 °F 1928
3 24 °F 1911
4 25 °F 1945
4 25 °F 1906
6 26 °F 1984
7 27 °F 1949
8 28 °F 1961
8 28 °F 1908
10 29 °F 1936
10 29 °F 1976
10 29 °F 1996
10 29 °F 1999
10 29 °F 1958
10 29 °F 1895
Lowest High Temperatures in Kennewick on October 21
Rank Temperature Year
1 45 °F 1945
2 47 °F 1912
3 51 °F 1933
4 53 °F 2016
5 54 °F 1984
5 54 °F 1961
5 54 °F 1996
8 55 °F 1950
9 56 °F 2001
9 56 °F 1976
9 56 °F 1954
What's the most it has ever rained in Kennewick on 10/21?
For the date of Oct 21, the most precipitation ever recorded in Kennewick history is 0.64 inches which happened in 1954.
All-Time Most Precipitation in Kennewick on October 21
Rank Precipitation Year
1 0.64 inches 1954
2 0.62 inches 1975
3 0.60 inches 1943
4 0.42 inches 2022
5 0.39 inches 1934
6 0.36 inches 1923
7 0.33 inches 2017
8 0.29 inches 1909
9 0.25 inches 1899
10 0.16 inches 1973
10 0.16 inches 1956
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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