Kennewick April 21 Weather Records

Daily averages and all-time records for weather in Kennewick, Washington for the date of April 21.
April 21 All-Time Records
1894–2024
Highest temperature 93 °F 1934
Lowest temperature 24 °F 1951
Lowest daily high 56 °F 2008
Highest daily low 54 °F 2016
Most precipitation 0.51 inches 1916
April 21 Average Weather
1991–2020 1
Average high 68.6 °F
Average low 40.7 °F
Chance precipitation 21.7%
Kennewick April 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 67 43 0.00 n/a
2023 59 39 0.00 n/a
2022 65 38 0.06 n/a
2021 75 31 0.00 n/a
2020 77 39 0.00 n/a
2019 74 40 0.00 n/a
2018 68 41 0.00 0.0
2017 69 36 0.00 0.0
2016 81 54 0.00 0.0
2015 83 39 0.00 0.0
2014 67 34 0.00 0.0
2013 68 39 0.00 0.0
2012 77 40 0.00 0.0
2011 59 37 0.01 n/a
2010 66 47 0.07 n/a
2009 86 39 0.00 n/a
2008 56 29 0.00 n/a
2007 63 43 0.06 n/a
2006 64 41 0.00 n/a
2005 73 43 0.00 n/a
2004 62 42 0.00 n/a
2003 73 48 0.00 n/a
2002 70 44 0.00 n/a
2001 69 35 0.00 n/a
2000 80 38 0.00 n/a
1999 62 32 0.00 n/a
1998 74 39 0.00 0.0
1997 66 39 0.00 0.0
1996 63 41 0.00 0.0
1995 57 39 0.09 0.0
1994 79 51 0.02 0.0
1993 72 40 0.00 0.0
1992 69 45 0.00 0.0
1991 78 45 0.00 0.0
1990 71 52 0.00 0.0
1989 76 50 0.22 0.0
1988 61 50 0.12 0.0
1987 68 37 0.00 0.0
1986 82 48 0.00 0.0
1985 57 32 0.00 0.0
1984 68 41 0.00 0.0
1983 79 52 0.00 0.0
1982 69 29 0.00 0.0
1981 69 49 0.00 0.0
1980 58 49 0.13 0.0
1979 n/a n/a n/a n/a
1978 62 41 0.00 0.0
1977 65 34 0.00 0.0
1976 58 33 0.00 0.0
1975 70 31 0.00 0.0
1974 71 40 0.00 0.0
1973 75 45 0.00 0.0
1972 61 45 0.00 0.0
1971 62 42 0.00 0.0
1970 59 32 0.00 0.0
1969 73 42 0.00 0.0
1968 63 31 0.00 0.0
1967 57 35 0.00 0.0
1966 67 45 0.00 0.0
1965 68 39 0.11 n/a
1964 63 43 0.00 0.0
1963 58 41 0.13 0.0
1962 72 48 0.00 0.0
1961 62 38 0.00 0.0
1960 59 39 0.00 0.0
1959 77 36 0.00 0.0
1958 62 45 0.00 0.0
1957 70 46 0.00 0.0
1956 86 51 0.00 0.0
1955 58 45 0.19 0.0
1954 70 33 0.00 0.0
1953 77 53 0.00 0.0
1952 75 32 0.00 0.0
1951 62 24 0.00 0.0
1950 66 35 0.00 0.0
1949 63 47 0.00 0.0
1948 73 44 0.00 0.0
1947 68 39 0.00 0.0
1946 63 42 0.00 0.0
1945 75 48 0.00 0.0
1944 65 37 0.00 0.0
1943 64 46 0.00 0.0
1942 80 52 0.00 n/a
1941 81 36 0.00 n/a
1940 74 35 0.00 n/a
1939 85 38 0.00 n/a
1938 70 39 n/a n/a
1937 58 36 0.00 0.0
1936 81 48 n/a n/a
1935 60 43 0.00 n/a
1934 93 49 0.00 n/a
1933 78 38 0.00 n/a
1932 64 36 0.00 n/a
1931 68 32 0.00 n/a
1930 82 48 0.03 n/a
1929 70 38 0.00 n/a
1928 68 42 0.00 n/a
1927 61 30 0.00 n/a
1926 67 49 0.00 n/a
1925 70 36 0.00 0.0
1924 n/a n/a n/a n/a
1923 63 37 0.00 0.0
1922 80 39 0.00 0.0
1921 72 52 n/a n/a
1920 61 33 0.00 n/a
1919 74 32 0.00 0.0
1918 80 40 0.00 0.0
1917 62 42 0.00 n/a
1916 61 41 0.51 n/a
1915 64 32 0.00 0.0
1914 65 32 0.00 n/a
1913 74 48 0.00 n/a
1912 59 43 0.08 n/a
1911 80 47 0.00 n/a
1910 78 41 0.00 0.0
1909 73 26 0.00 n/a
1908 67 50 0.00 n/a
1907 74 44 0.00 n/a
1906 89 47 0.00 n/a
1905 79 42 0.00 0.0
1904 69 49 0.00 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 63 46 0.00 n/a
1898 66 40 0.00 n/a
1897 61 41 0.05 n/a
1896 70 45 0.00 n/a
1895 70 32 0.00 n/a
1894 80 n/a n/a n/a
What's the all-time high for Kennewick on 4/21?
For the date of Apr 21, the highest temperature ever reached in Kennewick history is 93 °F which happened in 1934.
Highest Temperatures in Kennewick on April 21
Rank Temperature Year
1 93 °F 1934
2 89 °F 1906
3 86 °F 1956
3 86 °F 2009
5 85 °F 1939
6 83 °F 2015
7 82 °F 1986
7 82 °F 1930
9 81 °F 1941
9 81 °F 1936
9 81 °F 2016
What's the all-time low for Kennewick on 4/21?
For the date of Apr 21, the lowest temperature ever reached in Kennewick history is 24 °F which happened in 1951.
Lowest Temperatures in Kennewick on April 21
Rank Temperature Year
1 24 °F 1951
2 26 °F 1909
3 29 °F 1982
3 29 °F 2008
5 30 °F 1927
6 31 °F 2021
6 31 °F 1975
6 31 °F 1968
9 32 °F 1915
9 32 °F 1931
9 32 °F 1999
9 32 °F 1919
9 32 °F 1970
9 32 °F 1952
9 32 °F 1895
9 32 °F 1985
9 32 °F 1914
Lowest High Temperatures in Kennewick on April 21
Rank Temperature Year
1 56 °F 2008
2 57 °F 1967
2 57 °F 1995
2 57 °F 1985
5 58 °F 1963
5 58 °F 1937
5 58 °F 1980
5 58 °F 1955
5 58 °F 1976
10 59 °F 2023
10 59 °F 1960
10 59 °F 2011
10 59 °F 1970
10 59 °F 1912
What's the most it has ever rained in Kennewick on 4/21?
For the date of Apr 21, the most precipitation ever recorded in Kennewick history is 0.51 inches which happened in 1916.
All-Time Most Precipitation in Kennewick on April 21
Rank Precipitation Year
1 0.51 inches 1916
2 0.22 inches 1989
3 0.19 inches 1955
4 0.13 inches 1980
4 0.13 inches 1963
6 0.12 inches 1988
7 0.11 inches 1965
8 0.09 inches 1995
9 0.08 inches 1912
10 0.07 inches 2010
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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