Kennewick April 20 Weather Records

Daily averages and all-time records for weather in Kennewick, Washington for the date of April 20.
April 20 All-Time Records
1894–2024
Highest temperature 91 °F 1934
Lowest temperature 19 °F 1927
Lowest daily high 51 °F 1967
Highest daily low 59 °F 1910
Most precipitation 0.57 inches 1944
April 20 Average Weather
1991–2020 1
Average high 68.4 °F
Average low 40.5 °F
Chance precipitation 22.1%
Kennewick April 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 71 35 0.00 n/a
2023 56 37 0.05 n/a
2022 63 32 0.24 n/a
2021 71 34 0.00 n/a
2020 79 37 0.00 n/a
2019 74 50 0.03 n/a
2018 72 36 0.00 0.0
2017 67 45 0.00 0.0
2016 89 41 0.00 0.0
2015 81 37 0.00 0.0
2014 67 40 0.00 0.0
2013 68 45 0.00 0.0
2012 70 50 0.00 0.0
2011 59 25 0.00 n/a
2010 78 51 0.03 n/a
2009 85 39 0.00 n/a
2008 53 26 0.00 n/a
2007 66 28 0.00 n/a
2006 75 36 0.00 n/a
2005 72 35 0.00 n/a
2004 64 48 0.05 n/a
2003 72 35 0.00 n/a
2002 70 31 0.00 n/a
2001 67 34 0.08 n/a
2000 73 39 0.00 n/a
1999 65 41 0.00 n/a
1998 68 37 0.00 0.0
1997 66 49 0.07 0.0
1996 61 41 0.00 0.0
1995 59 39 0.06 0.0
1994 74 51 0.05 0.0
1993 60 40 0.00 0.0
1992 72 40 0.00 0.0
1991 73 44 0.00 0.0
1990 76 50 0.00 0.0
1989 77 51 0.01 0.0
1988 70 47 0.00 0.0
1987 60 35 0.00 0.0
1986 70 42 0.00 0.0
1985 59 34 0.00 0.0
1984 64 42 0.00 0.0
1983 80 50 0.00 0.0
1982 63 25 0.00 0.0
1981 74 49 0.00 0.0
1980 79 50 0.13 0.0
1979 n/a n/a n/a n/a
1978 67 44 0.00 0.0
1977 62 33 0.00 0.0
1976 64 49 0.18 0.0
1975 62 34 0.00 0.0
1974 71 43 0.00 0.0
1973 72 35 0.00 0.0
1972 65 42 0.00 0.0
1971 65 43 0.00 0.0
1970 56 38 0.00 0.0
1969 63 42 0.00 0.0
1968 58 35 0.00 0.0
1967 51 40 0.13 0.0
1966 60 46 0.00 0.0
1965 70 55 0.00 n/a
1964 72 35 0.00 0.0
1963 55 40 0.00 0.0
1962 67 45 0.00 0.0
1961 57 39 0.00 0.0
1960 65 50 0.03 0.0
1959 73 33 0.00 0.0
1958 68 55 0.01 0.0
1957 70 39 0.00 0.0
1956 87 41 0.00 0.0
1955 60 43 0.01 0.0
1954 64 34 0.00 0.0
1953 80 46 0.00 0.0
1952 68 38 0.00 0.0
1951 51 33 0.00 0.0
1950 76 38 0.00 0.0
1949 67 46 0.00 0.0
1948 77 38 0.00 0.0
1947 63 37 0.00 0.0
1946 64 42 0.00 0.0
1945 79 40 0.00 0.0
1944 55 38 0.57 0.0
1943 64 45 0.07 0.0
1942 89 42 0.00 n/a
1941 78 30 0.00 n/a
1940 71 45 0.00 n/a
1939 83 35 0.00 n/a
1938 70 35 n/a n/a
1937 62 45 0.00 0.0
1936 77 41 n/a n/a
1935 70 48 0.00 n/a
1934 91 45 0.00 n/a
1933 68 43 0.00 n/a
1932 60 35 0.00 n/a
1931 69 27 0.00 n/a
1930 79 44 0.00 n/a
1929 67 49 0.00 n/a
1928 54 34 0.12 n/a
1927 57 19 0.00 n/a
1926 69 45 0.00 n/a
1925 64 34 0.12 0.0
1924 n/a n/a n/a n/a
1923 62 41 0.05 0.0
1922 70 45 0.02 0.0
1921 67 38 n/a n/a
1920 57 34 0.00 n/a
1919 66 39 0.00 0.0
1918 86 41 0.00 0.0
1917 65 44 0.00 n/a
1916 72 43 0.00 n/a
1915 80 50 0.00 0.0
1914 66 35 0.00 n/a
1913 77 n/a 0.00 n/a
1912 63 43 0.17 n/a
1911 73 32 0.00 n/a
1910 84 59 0.00 0.0
1909 70 45 0.00 n/a
1908 70 44 0.05 n/a
1907 72 32 0.00 n/a
1906 91 45 0.00 n/a
1905 70 45 0.00 0.0
1904 71 42 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 79 46 0.00 n/a
1898 66 53 0.00 n/a
1897 67 42 0.00 n/a
1896 70 38 0.00 n/a
1895 66 31 0.00 n/a
1894 82 n/a n/a n/a
What's the all-time high for Kennewick on 4/20?
For the date of Apr 20, the highest temperature ever reached in Kennewick history is 91 °F which has happened 2 times, most recently in 1934.
Highest Temperatures in Kennewick on April 20
Rank Temperature Year
1 91 °F 1934
1 91 °F 1906
3 89 °F 2016
3 89 °F 1942
5 87 °F 1956
6 86 °F 1918
7 85 °F 2009
8 84 °F 1910
9 83 °F 1939
10 82 °F 1894
What's the all-time low for Kennewick on 4/20?
For the date of Apr 20, the lowest temperature ever reached in Kennewick history is 19 °F which happened in 1927.
Lowest Temperatures in Kennewick on April 20
Rank Temperature Year
1 19 °F 1927
2 25 °F 1982
2 25 °F 2011
4 26 °F 2008
5 27 °F 1931
6 28 °F 2007
7 30 °F 1941
8 31 °F 2002
8 31 °F 1895
10 32 °F 2022
10 32 °F 1907
10 32 °F 1911
Lowest High Temperatures in Kennewick on April 20
Rank Temperature Year
1 51 °F 1951
1 51 °F 1967
3 53 °F 2008
4 54 °F 1928
5 55 °F 1944
5 55 °F 1963
7 56 °F 2023
7 56 °F 1970
9 57 °F 1920
9 57 °F 1927
9 57 °F 1961
What's the most it has ever rained in Kennewick on 4/20?
For the date of Apr 20, the most precipitation ever recorded in Kennewick history is 0.57 inches which happened in 1944.
All-Time Most Precipitation in Kennewick on April 20
Rank Precipitation Year
1 0.57 inches 1944
2 0.24 inches 2022
3 0.18 inches 1976
4 0.17 inches 1912
5 0.13 inches 1980
5 0.13 inches 1967
7 0.12 inches 1925
7 0.12 inches 1928
9 0.08 inches 2001
10 0.07 inches 1997
10 0.07 inches 1943
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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