Kennewick December 18 Weather Records

Daily averages and all-time records for weather in Kennewick, Washington for the date of December 18.
December 18 All-Time Records
1894–2024
Highest temperature 71 °F 1917
Lowest temperature -10 °F 1924
Lowest daily high 12 °F 1964
Highest daily low 61 °F 1917
Most precipitation 0.35 inches 1960
December 18 Average Weather
1991–2020 1
Average high 40.7 °F
Average low 27.6 °F
Chance precipitation 33.3%
Kennewick December 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 39 36 0.13 n/a
2022 28 24 0.00 n/a
2021 49 29 0.11 n/a
2020 51 40 0.00 n/a
2019 36 25 0.00 n/a
2018 56 47 0.08 0.0
2017 56 41 0.03 0.0
2016 17 -4 0.00 0.0
2015 42 26 0.02 0.0
2014 41 31 0.05 n/a
2013 48 24 0.00 0.0
2012 43 31 0.00 0.0
2011 34 30 0.00 0.0
2010 34 14 0.20 n/a
2009 40 33 0.01 n/a
2008 23 16 0.07 n/a
2007 48 32 0.12 n/a
2006 29 24 0.00 n/a
2005 27 5 0.00 n/a
2004 42 39 0.00 n/a
2003 39 23 0.00 n/a
2002 49 27 0.00 n/a
2001 42 22 0.07 n/a
2000 36 22 0.00 n/a
1999 55 33 0.00 n/a
1998 57 35 0.01 n/a
1997 52 34 0.00 0.0
1996 32 22 0.00 0.0
1995 35 31 0.00 0.0
1994 45 39 0.03 0.0
1993 35 33 0.00 0.0
1992 33 24 0.01 n/a
1991 31 28 0.03 n/a
1990 56 38 0.00 0.0
1989 33 29 0.00 0.0
1988 27 20 0.00 0.0
1987 32 22 0.00 0.0
1986 34 31 0.00 n/a
1985 21 16 0.00 n/a
1984 27 7 0.10 n/a
1983 32 21 0.00 n/a
1982 52 37 0.00 n/a
1981 35 25 0.02 0.0
1980 36 31 0.00 0.0
1979 40 33 0.00 0.0
1978 35 23 0.03 0.0
1977 39 29 0.05 0.0
1976 48 24 0.00 0.0
1975 34 22 0.00 0.0
1974 55 38 0.00 0.0
1973 48 29 0.00 0.0
1972 35 21 0.07 0.0
1971 56 35 0.00 0.0
1970 38 23 0.00 0.0
1969 42 36 0.13 n/a
1968 44 37 0.00 n/a
1967 37 28 0.00 0.0
1966 57 40 0.00 n/a
1965 32 26 0.00 n/a
1964 12 4 0.00 0.0
1963 35 32 0.01 n/a
1962 49 44 0.02 0.0
1961 45 36 0.00 0.0
1960 35 29 0.35 0.0
1959 45 28 0.00 0.0
1958 42 33 0.01 0.0
1957 52 40 0.01 0.0
1956 56 47 0.04 0.0
1955 22 13 0.04 0.0
1954 32 18 0.00 0.0
1953 47 33 0.06 0.0
1952 39 35 0.03 0.0
1951 53 27 0.04 0.0
1950 43 37 0.00 0.0
1949 45 34 0.09 0.0
1948 27 20 0.00 0.0
1947 56 41 0.00 0.0
1946 34 19 0.00 0.0
1945 31 12 0.00 0.0
1944 29 25 0.00 0.0
1943 32 28 0.00 0.0
1942 37 31 0.00 0.0
1941 52 40 0.04 0.0
1940 36 25 0.32 n/a
1939 45 40 0.00 n/a
1938 31 27 0.00 n/a
1937 50 34 0.00 n/a
1936 60 45 0.00 n/a
1935 28 27 0.02 n/a
1934 48 43 0.02 0.0
1933 61 51 0.00 n/a
1932 28 23 0.00 0.0
1931 43 28 0.33 0.0
1930 48 36 0.00 0.0
1929 39 32 0.25 3.0
1928 36 24 0.00 n/a
1927 32 9 0.00 n/a
1926 38 31 0.13 n/a
1925 50 29 0.00 0.0
1924 12 -10 0.00 n/a
1923 53 31 0.00 0.0
1922 16 8 0.02 0.3
1921 28 16 0.04 0.5
1920 38 30 0.27 n/a
1919 33 16 n/a 0.0
1918 40 32 0.00 0.0
1917 71 61 0.00 n/a
1916 47 25 0.00 0.0
1915 33 14 0.00 0.0
1914 23 13 0.00 0.0
1913 38 30 0.00 n/a
1912 51 25 0.00 0.0
1911 36 25 0.00 0.0
1910 38 31 0.00 n/a
1909 33 29 0.00 0.0
1908 38 16 0.00 n/a
1907 35 22 0.00 0.0
1906 33 30 0.00 0.0
1905 48 34 n/a 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 33 22 0.00 0.0
1898 38 19 0.04 0.5
1897 32 24 0.00 0.0
1896 44 32 0.00 0.0
1895 n/a n/a n/a n/a
1894 41 25 0.00 0.0
What's the all-time high for Kennewick on 12/18?
For the date of Dec 18, the highest temperature ever reached in Kennewick history is 71 °F which happened in 1917.
Highest Temperatures in Kennewick on December 18
Rank Temperature Year
1 71 °F 1917
2 61 °F 1933
3 60 °F 1936
4 57 °F 1966
4 57 °F 1998
6 56 °F 1990
6 56 °F 1947
6 56 °F 2017
6 56 °F 2018
6 56 °F 1971
6 56 °F 1956
What's the all-time low for Kennewick on 12/18?
For the date of Dec 18, the lowest temperature ever reached in Kennewick history is -10 °F which happened in 1924.
Lowest Temperatures in Kennewick on December 18
Rank Temperature Year
1 -10 °F 1924
2 -4 °F 2016
3 4 °F 1964
4 5 °F 2005
5 7 °F 1984
6 8 °F 1922
7 9 °F 1927
8 12 °F 1945
9 13 °F 1914
9 13 °F 1955
Lowest High Temperatures in Kennewick on December 18
Rank Temperature Year
1 12 °F 1924
1 12 °F 1964
3 16 °F 1922
4 17 °F 2016
5 21 °F 1985
6 22 °F 1955
7 23 °F 1914
7 23 °F 2008
9 27 °F 1984
9 27 °F 1988
9 27 °F 2005
9 27 °F 1948
What's the most it has ever rained in Kennewick on 12/18?
For the date of Dec 18, the most precipitation ever recorded in Kennewick history is 0.35 inches which happened in 1960.
All-Time Most Precipitation in Kennewick on December 18
Rank Precipitation Year
1 0.35 inches 1960
2 0.33 inches 1931
3 0.32 inches 1940
4 0.27 inches 1920
5 0.25 inches 1929
6 0.20 inches 2010
7 0.13 inches 1926
7 0.13 inches 2023
7 0.13 inches 1969
10 0.12 inches 2007
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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