Moscow September 21 Weather Records

Daily averages and all-time records for weather in Moscow, Idaho for the date of September 21.
September 21 All-Time Records
1893–2024
Highest temperature 95 °F 1966
Lowest temperature 25 °F 1971
Lowest daily high 45 °F 1968
Highest daily low 59 °F 1952
Most precipitation 0.62 inches 2008
Most snow none -
September 21 Average Weather
1991–2020 1
Average high 73.8 °F
Average low 41.1 °F
Chance precipitation 20.3%
Chance snow 0%
Moscow September 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 58 41 0.24 0.0
2022 80 49 0.00 0.0
2021 75 38 0.00 0.0
2020 77 44 0.00 0.0
2019 70 35 0.00 0.0
2018 76 37 0.00 0.0
2017 52 32 0.19 0.0
2016 65 31 0.00 0.0
2015 76 52 0.00 0.0
2014 90 48 0.00 0.0
2013 79 47 0.00 0.0
2012 87 45 0.00 0.0
2011 80 39 0.00 0.0
2010 62 46 0.00 0.0
2009 75 39 0.00 0.0
2008 57 47 0.62 0.0
2007 73 31 0.00 0.0
2006 56 46 0.57 0.0
2005 69 28 0.00 0.0
2004 63 31 0.00 0.0
2003 71 35 0.00 0.0
2002 68 27 0.00 0.0
2001 77 39 0.00 0.0
2000 55 40 0.29 0.0
1999 88 45 0.00 0.0
1998 69 38 0.00 0.0
1997 78 38 0.00 0.0
1996 61 35 0.00 0.0
1995 69 34 0.00 0.0
1994 80 37 0.00 0.0
1993 66 37 0.00 0.0
1992 79 43 0.00 0.0
1991 69 40 0.00 0.0
1990 78 37 0.00 0.0
1989 76 39 0.00 0.0
1988 63 32 0.00 0.0
1987 87 45 0.00 0.0
1986 60 43 0.33 0.0
1985 62 48 0.00 0.0
1984 56 43 0.05 0.0
1983 67 32 0.00 0.0
1982 n/a 46 0.00 0.0
1981 61 40 0.00 0.0
1980 57 33 0.00 0.0
1979 86 45 0.00 0.0
1978 66 44 0.05 0.0
1977 57 43 0.11 0.0
1976 85 49 0.00 0.0
1975 80 34 0.00 0.0
1974 83 45 0.00 0.0
1973 64 50 0.05 0.0
1972 67 48 0.12 0.0
1971 67 25 0.00 0.0
1970 62 42 0.00 0.0
1969 63 40 0.00 0.0
1968 45 39 0.34 0.0
1967 92 58 0.00 0.0
1966 95 55 0.00 0.0
1965 75 49 0.00 0.0
1964 59 36 0.00 0.0
1963 80 45 0.00 0.0
1962 81 46 0.00 0.0
1961 66 35 0.12 0.0
1960 65 29 0.00 0.0
1959 59 46 0.30 0.0
1958 60 48 0.10 0.0
1957 74 43 0.00 0.0
1956 61 44 0.00 0.0
1955 61 41 0.10 0.0
1954 79 49 0.00 0.0
1953 87 40 0.00 0.0
1952 85 59 0.00 0.0
1951 71 43 0.00 0.0
1950 83 42 0.00 0.0
1949 76 36 0.00 0.0
1948 73 40 0.00 0.0
1947 82 38 0.00 0.0
1946 61 47 0.00 0.0
1945 53 39 0.08 0.0
1944 63 52 0.02 0.0
1943 67 44 0.00 0.0
1942 72 38 0.00 0.0
1941 58 32 0.00 0.0
1940 60 49 0.11 0.0
1939 85 55 0.00 0.0
1938 92 53 0.00 0.0
1937 65 40 0.00 0.0
1936 84 50 0.00 0.0
1935 83 48 0.00 0.0
1934 63 50 0.00 0.0
1933 64 45 0.01 0.0
1932 68 36 0.00 0.0
1931 60 33 0.00 0.0
1930 78 47 0.00 0.0
1929 52 38 0.00 0.0
1928 79 41 0.00 0.0
1927 76 52 0.00 0.0
1926 n/a n/a n/a n/a
1925 72 32 0.00 0.0
1924 66 42 0.00 0.0
1923 71 47 0.00 0.0
1922 69 47 0.00 0.0
1921 59 50 0.10 0.0
1920 58 39 0.07 0.0
1919 74 46 0.00 0.0
1918 78 45 0.00 0.0
1917 80 55 0.00 0.0
1916 85 51 0.00 0.0
1915 74 40 0.00 0.0
1914 64 42 0.00 0.0
1913 82 52 0.00 0.0
1912 69 38 0.00 0.0
1911 66 43 0.00 0.0
1910 67 54 0.12 0.0
1909 60 56 0.05 0.0
1908 74 49 0.00 0.0
1907 68 43 0.00 0.0
1906 82 53 0.00 0.0
1905 85 55 0.00 0.0
1904 73 40 0.00 0.0
1903 72 48 0.00 0.0
1902 78 46 0.00 0.0
1901 67 50 0.32 0.0
1900 71 47 0.00 0.0
1899 75 43 0.00 0.0
1898 n/a 48 0.14 0.0
1897 64 42 0.00 0.0
1896 n/a n/a 0.00 0.0
1895 56 34 0.00 0.0
1894 63 42 0.00 0.0
What's the all-time high for Moscow on 9/21?
For the date of Sep 21, the highest temperature ever reached in Moscow history is 95 °F which happened in 1966.
Highest Temperatures in Moscow on September 21
Rank Temperature Year
1 95 °F 1966
2 92 °F 1938
2 92 °F 1967
4 90 °F 2014
5 88 °F 1999
6 87 °F 1953
6 87 °F 2012
6 87 °F 1987
9 86 °F 1979
10 85 °F 1905
10 85 °F 1916
10 85 °F 1976
10 85 °F 1952
10 85 °F 1939
What's the all-time low for Moscow on 9/21?
For the date of Sep 21, the lowest temperature ever reached in Moscow history is 25 °F which happened in 1971.
Lowest Temperatures in Moscow on September 21
Rank Temperature Year
1 25 °F 1971
2 27 °F 2002
3 28 °F 2005
4 29 °F 1960
5 31 °F 2016
5 31 °F 2004
5 31 °F 2007
8 32 °F 2017
8 32 °F 1988
8 32 °F 1925
8 32 °F 1983
8 32 °F 1941
Lowest High Temperatures in Moscow on September 21
Rank Temperature Year
1 45 °F 1968
2 52 °F 1929
2 52 °F 2017
4 53 °F 1945
5 55 °F 2000
6 56 °F 1984
6 56 °F 2006
6 56 °F 1895
9 57 °F 1980
9 57 °F 2008
9 57 °F 1977
What's the most it has ever rained in Moscow on 9/21?
For the date of Sep 21, the most precipitation ever recorded in Moscow history is 0.62 inches which happened in 2008.
All-Time Most Precipitation in Moscow on September 21
Rank Precipitation Year
1 0.62 inches 2008
2 0.57 inches 2006
3 0.34 inches 1968
4 0.33 inches 1986
5 0.32 inches 1901
6 0.30 inches 1959
7 0.29 inches 2000
8 0.24 inches 2023
9 0.19 inches 2017
10 0.14 inches 1898
Weather Station Details
Years Station Coordinates
1893–2024 University of Idaho location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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