Waterloo February 21 Weather Records

Daily averages and all-time records for weather in Waterloo, Iowa for the date of February 21.
February 21 All-Time Records
1895–2024
Highest temperature 65 °F 1930
Lowest temperature -17 °F 1936
Lowest daily high -1 °F 1963
Highest daily low 46 °F 1930
Most precipitation 0.96 inches 1974
Most snow 6.9 inches 1974
February 21 Average Weather
1991–2020 1
Average high 33.3 °F
Average low 15.5 °F
Chance precipitation 31.1%
Chance snow 20.7%
Waterloo February 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 60 32 0.00 0.0
2023 31 14 0.00 0.0
2022 38 28 0.00 0.0
2021 26 19 0.33 3.5
2020 39 10 0.00 0.0
2019 25 -1 0.00 0.0
2018 25 10 0.00 0.0
2017 62 27 0.00 0.0
2016 42 27 0.00 0.0
2015 28 8 0.00 0.1
2014 26 12 0.00 0.0
2013 26 9 0.27 2.5
2012 46 28 0.00 0.0
2011 33 25 0.08 1.0
2010 28 10 0.00 0.0
2009 26 9 0.07 1.2
2008 17 -3 0.00 0.0
2007 47 23 0.00 0.0
2006 35 6 0.00 0.0
2005 33 22 0.03 0.5
2004 37 27 0.00 0.0
2003 54 28 0.00 0.0
2002 36 24 0.03 0.3
2001 13 -6 0.00 0.0
2000 45 21 0.00 0.0
1999 35 16 0.00 0.0
1998 41 31 0.02 0.0
1997 35 29 0.00 0.0
1996 35 28 0.00 0.0
1995 34 24 0.00 0.0
1994 33 21 0.00 0.0
1993 28 24 0.49 6.0
1992 35 23 0.00 0.0
1991 51 28 0.00 0.0
1990 44 20 0.00 0.0
1989 26 10 0.01 0.2
1988 40 4 0.00 0.0
1987 49 22 0.00 0.0
1986 21 -1 0.00 0.0
1985 44 35 0.15 0.0
1984 50 24 0.00 0.0
1983 43 32 0.00 0.0
1982 38 26 0.00 0.0
1981 46 36 0.29 0.0
1980 39 36 0.21 0.0
1979 35 18 0.00 0.0
1978 14 -8 0.00 0.0
1977 47 5 0.00 0.0
1976 33 16 0.80 4.6
1975 40 18 0.00 0.0
1974 36 32 0.96 6.9
1973 32 13 0.00 0.0
1972 30 5 0.00 0.0
1971 27 20 0.00 0.0
1970 44 18 0.00 0.0
1969 33 29 0.02 0.3
1968 16 -6 0.00 0.0
1967 34 -1 0.00 0.0
1966 23 -4 0.00 0.0
1965 22 5 0.00 0.0
1964 28 6 0.00 0.0
1963 -1 -13 0.00 0.0
1962 23 17 0.19 2.6
1961 48 20 0.00 0.0
1960 22 8 0.15 1.8
1959 37 11 0.00 0.0
1958 36 23 0.00 0.0
1957 35 16 0.06 0.6
1956 22 6 0.00 0.0
1955 27 13 0.00 n/a
1954 41 32 0.17 0.0
1953 32 3 0.00 0.0
1952 26 16 0.00 0.0
1951 37 25 0.00 0.0
1950 30 19 0.00 0.0
1949 32 25 0.02 0.2
1948 26 9 0.00 0.0
1947 22 2 0.00 0.0
1946 50 31 0.00 0.0
1945 32 24 0.00 0.0
1944 43 18 n/a 0.0
1943 54 23 0.00 0.0
1942 35 17 0.00 0.0
1941 20 5 0.00 0.0
1940 33 26 0.00 0.0
1939 16 -1 0.00 0.0
1938 28 20 n/a 0.0
1937 32 8 0.45 4.5
1936 11 -17 0.00 0.0
1935 38 24 0.00 0.0
1934 31 20 0.00 0.0
1933 35 10 0.00 0.0
1932 45 32 0.00 0.0
1931 48 21 0.00 0.0
1930 65 46 0.00 0.0
1929 23 3 n/a n/a
1928 30 8 0.00 0.0
1927 50 26 0.00 0.0
1926 36 24 0.00 0.0
1925 43 32 0.00 0.0
1924 21 0 0.00 0.0
1923 33 18 0.00 0.0
1922 33 26 n/a 0.0
1921 42 22 0.00 0.0
1920 31 24 n/a n/a
1919 38 22 0.05 0.5
1918 -1 -11 0.00 0.0
1917 21 -7 0.00 0.0
1916 39 28 0.00 0.0
1915 41 35 n/a 0.0
1914 26 6 n/a n/a
1913 31 27 0.00 0.0
1912 33 10 0.00 0.0
1911 30 7 0.00 0.0
1910 23 -8 n/a n/a
1909 42 25 n/a 0.0
1908 31 15 0.00 0.0
1907 30 2 0.00 0.0
1906 41 27 0.00 0.0
1905 35 25 0.00 0.0
1904 28 9 0.00 0.0
1903 30 7 0.00 0.0
1902 33 2 0.00 0.0
1901 19 6 0.00 0.0
1900 33 9 0.00 0.0
1899 48 27 n/a n/a
1898 29 8 0.00 0.0
1897 34 25 n/a n/a
1896 28 -2 n/a 0.0
1895 26 17 0.00 0.0
What's the all-time high for Waterloo on 2/21?
For the date of Feb 21, the highest temperature ever reached in Waterloo history is 65 °F which happened in 1930.
Highest Temperatures in Waterloo on February 21
Rank Temperature Year
1 65 °F 1930
2 62 °F 2017
3 60 °F 2024
4 54 °F 1943
4 54 °F 2003
6 51 °F 1991
7 50 °F 1946
7 50 °F 1984
7 50 °F 1927
10 49 °F 1987
What's the all-time low for Waterloo on 2/21?
For the date of Feb 21, the lowest temperature ever reached in Waterloo history is -17 °F which happened in 1936.
Lowest Temperatures in Waterloo on February 21
Rank Temperature Year
1 -17 °F 1936
2 -13 °F 1963
3 -11 °F 1918
4 -8 °F 1910
4 -8 °F 1978
6 -7 °F 1917
7 -6 °F 1968
7 -6 °F 2001
9 -4 °F 1966
10 -3 °F 2008
Lowest High Temperatures in Waterloo on February 21
Rank Temperature Year
1 -1 °F 1918
1 -1 °F 1963
3 11 °F 1936
4 13 °F 2001
5 14 °F 1978
6 16 °F 1968
6 16 °F 1939
8 17 °F 2008
9 19 °F 1901
10 20 °F 1941
What's the most it has ever rained in Waterloo on 2/21?
For the date of Feb 21, the most precipitation ever recorded in Waterloo history is 0.96 inches which happened in 1974.
All-Time Most Precipitation in Waterloo on February 21
Rank Precipitation Year
1 0.96 inches 1974
2 0.80 inches 1976
3 0.49 inches 1993
4 0.45 inches 1937
5 0.33 inches 2021
6 0.29 inches 1981
7 0.27 inches 2013
8 0.21 inches 1980
9 0.19 inches 1962
10 0.17 inches 1954
All-Time Most Snow in Waterloo on February 21
Rank Precipitation Year
1 6.9 inches 1974
2 6.0 inches 1993
3 4.6 inches 1976
4 4.5 inches 1937
5 3.5 inches 2021
6 2.6 inches 1962
7 2.5 inches 2013
8 1.8 inches 1960
9 1.2 inches 2009
10 1.0 inches 2011
Weather Station Details
Years Station Coordinates
1950–2024 Waterloo Municipal Airport location
1895–1950 Waterloo location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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