Lewiston July 21 Weather Records

Daily averages and all-time records for weather in Lewiston, Idaho for the date of July 21.
July 21 All-Time Records
1894–2024
Highest temperature 110 °F 1946
Lowest temperature 47 °F 1949
Lowest daily high 64 °F 1965
Highest daily low 72 °F 1979
Most precipitation 0.34 inches 1965
Most snow none -
July 21 Average Weather
1991–2020 1
Average high 91.6 °F
Average low 61.3 °F
Chance precipitation 12.0%
Chance snow 0%
Lewiston July 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 103 68 0.00 0.0
2022 99 59 0.00 0.0
2021 88 64 0.01 0.0
2020 99 65 0.00 0.0
2019 94 53 0.00 0.0
2018 86 52 0.00 0.0
2017 88 57 0.00 0.0
2016 100 60 0.00 0.0
2015 94 65 0.00 0.0
2014 88 61 0.00 0.0
2013 99 62 0.00 0.0
2012 88 59 0.00 0.0
2011 80 54 0.07 0.0
2010 93 58 0.00 0.0
2009 96 65 0.00 0.0
2008 95 62 0.00 0.0
2007 93 64 0.00 0.0
2006 106 65 0.00 0.0
2005 105 61 0.00 n/a
2004 89 60 0.00 n/a
2003 100 66 0.00 n/a
2002 95 59 0.00 n/a
2001 79 58 0.00 n/a
2000 101 62 0.00 n/a
1999 85 56 0.11 n/a
1998 96 61 0.00 n/a
1997 100 65 0.01 n/a
1996 87 56 0.00 n/a
1995 92 71 0.00 0.0
1994 105 69 0.00 0.0
1993 76 54 0.00 0.0
1992 85 62 0.02 0.0
1991 88 56 0.00 0.0
1990 98 65 0.00 0.0
1989 82 59 0.00 0.0
1988 100 64 0.00 0.0
1987 92 60 0.03 0.0
1986 97 61 0.00 0.0
1985 103 64 0.00 0.0
1984 79 58 0.00 0.0
1983 89 54 0.00 0.0
1982 88 61 0.00 0.0
1981 89 58 0.00 0.0
1980 100 61 0.00 0.0
1979 95 72 0.00 0.0
1978 94 57 0.00 0.0
1977 96 65 0.01 0.0
1976 83 61 0.00 0.0
1975 93 63 0.00 0.0
1974 96 63 0.00 0.0
1973 83 66 0.00 0.0
1972 72 52 0.00 0.0
1971 98 68 0.12 0.0
1970 87 67 0.00 0.0
1969 90 59 0.00 0.0
1968 87 53 0.00 0.0
1967 85 56 0.00 0.0
1966 90 52 0.00 0.0
1965 64 50 0.34 0.0
1964 86 61 0.00 0.0
1963 90 57 0.00 0.0
1962 95 58 0.00 0.0
1961 99 67 0.00 0.0
1960 97 61 0.00 0.0
1959 98 62 0.00 0.0
1958 96 60 0.00 0.0
1957 93 60 0.00 0.0
1956 98 60 0.00 0.0
1955 99 55 0.00 0.0
1954 74 54 0.00 0.0
1953 89 52 0.00 0.0
1952 75 54 0.00 0.0
1951 89 50 0.00 0.0
1950 92 55 0.00 0.0
1949 88 47 0.00 0.0
1948 90 59 0.00 0.0
1947 102 61 0.00 0.0
1946 110 60 0.00 0.0
1945 102 60 0.00 0.0
1944 96 62 0.01 0.0
1943 98 69 0.00 0.0
1942 97 60 0.00 0.0
1941 100 66 0.00 0.0
1940 91 63 0.00 0.0
1939 85 55 0.00 n/a
1938 108 62 0.00 n/a
1937 100 66 0.00 n/a
1936 110 65 0.00 n/a
1935 93 61 0.00 n/a
1934 75 52 0.03 n/a
1933 n/a n/a n/a n/a
1932 n/a n/a n/a n/a
1931 n/a n/a n/a n/a
1930 n/a n/a n/a n/a
1929 n/a n/a n/a n/a
1928 n/a n/a n/a n/a
1927 n/a n/a n/a n/a
1926 n/a n/a n/a n/a
1925 n/a n/a n/a n/a
1924 n/a n/a n/a n/a
1923 n/a n/a n/a n/a
1922 n/a n/a n/a n/a
1921 n/a n/a n/a n/a
1920 n/a n/a n/a n/a
1919 n/a n/a n/a n/a
1918 n/a n/a n/a n/a
1917 n/a n/a n/a n/a
1916 n/a n/a n/a n/a
1915 n/a n/a n/a n/a
1914 n/a n/a n/a n/a
1913 n/a n/a n/a n/a
1912 n/a n/a n/a n/a
1911 n/a n/a n/a n/a
1910 n/a n/a n/a n/a
1909 n/a n/a n/a n/a
1908 n/a n/a n/a n/a
1907 n/a n/a n/a n/a
1906 n/a n/a n/a n/a
1905 n/a n/a 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 n/a n/a n/a n/a
1898 92 60 0.00 n/a
1897 88 51 0.00 n/a
1896 91 67 0.00 n/a
1895 96 50 0.00 n/a
1894 101 53 n/a n/a
What's the all-time high for Lewiston on 7/21?
For the date of Jul 21, the highest temperature ever reached in Lewiston history is 110 °F which has happened 2 times, most recently in 1946.
Highest Temperatures in Lewiston on July 21
Rank Temperature Year
1 110 °F 1946
1 110 °F 1936
3 108 °F 1938
4 106 °F 2006
5 105 °F 1994
5 105 °F 2005
7 103 °F 1985
7 103 °F 2023
9 102 °F 1945
9 102 °F 1947
What's the all-time low for Lewiston on 7/21?
For the date of Jul 21, the lowest temperature ever reached in Lewiston history is 47 °F which happened in 1949.
Lowest Temperatures in Lewiston on July 21
Rank Temperature Year
1 47 °F 1949
2 50 °F 1965
2 50 °F 1895
2 50 °F 1951
5 51 °F 1897
6 52 °F 2018
6 52 °F 1953
6 52 °F 1966
6 52 °F 1934
6 52 °F 1972
Lowest High Temperatures in Lewiston on July 21
Rank Temperature Year
1 64 °F 1965
2 72 °F 1972
3 74 °F 1954
4 75 °F 1934
4 75 °F 1952
6 76 °F 1993
7 79 °F 2001
7 79 °F 1984
9 80 °F 2011
10 82 °F 1989
What's the most it has ever rained in Lewiston on 7/21?
For the date of Jul 21, the most precipitation ever recorded in Lewiston history is 0.34 inches which happened in 1965.
All-Time Most Precipitation in Lewiston on July 21
Rank Precipitation Year
1 0.34 inches 1965
2 0.12 inches 1971
3 0.11 inches 1999
4 0.07 inches 2011
5 0.03 inches 1934
5 0.03 inches 1987
7 0.02 inches 1992
8 0.01 inches 2021
8 0.01 inches 1997
8 0.01 inches 1944
8 0.01 inches 1977
Weather Station Details
Years Station Coordinates
1948–2024 Lewiston Nez Perce County Airport location
1894–1947 Lewiston WTP location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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