Waterloo June 20 Weather Records

Daily averages and all-time records for weather in Waterloo, Iowa for the date of June 20.
June 20 All-Time Records
1895–2024
Highest temperature 103 °F 1933
Lowest temperature 44 °F 1961
Lowest daily high 61 °F 1946
Highest daily low 75 °F 1943
Most precipitation 1.31 inches 1998
Most snow none -
June 20 Average Weather
1991–2020 1
Average high 82.0 °F
Average low 60.6 °F
Chance precipitation 36.7%
Chance snow 0%
Waterloo June 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 90 60 0.00 0.0
2022 95 69 0.00 0.0
2021 82 60 0.67 0.0
2020 80 64 0.57 0.0
2019 76 55 0.00 0.0
2018 78 65 0.36 0.0
2017 86 53 0.00 0.0
2016 85 60 0.01 0.0
2015 79 60 0.21 0.0
2014 87 62 0.00 0.0
2013 89 66 0.00 0.0
2012 91 62 0.60 0.0
2011 79 67 0.20 0.0
2010 81 64 0.00 0.0
2009 86 61 0.00 0.0
2008 88 60 0.00 0.0
2007 87 53 0.00 0.0
2006 77 53 0.47 0.0
2005 87 55 0.00 0.0
2004 69 54 0.00 0.0
2003 81 47 0.00 0.0
2002 85 69 0.00 0.0
2001 79 54 0.00 0.0
2000 82 64 0.59 0.0
1999 80 57 0.00 0.0
1998 89 62 1.31 0.0
1997 89 63 0.81 0.0
1996 79 66 0.02 0.0
1995 93 63 0.00 0.0
1994 88 70 0.35 0.0
1993 72 61 0.00 0.0
1992 66 47 0.00 0.0
1991 88 65 0.00 0.0
1990 81 62 0.00 0.0
1989 91 65 0.00 0.0
1988 102 68 0.00 0.0
1987 74 68 0.41 0.0
1986 92 70 0.00 0.0
1985 83 47 0.00 0.0
1984 83 59 0.00 0.0
1983 82 65 0.17 0.0
1982 75 52 0.07 0.0
1981 77 57 0.42 0.0
1980 75 47 0.00 0.0
1979 82 64 0.00 0.0
1978 71 56 0.53 0.0
1977 75 55 0.00 0.0
1976 82 48 0.00 0.0
1975 91 72 0.00 0.0
1974 93 63 0.00 0.0
1973 74 57 0.00 0.0
1972 65 47 0.00 0.0
1971 80 62 0.31 0.0
1970 67 57 0.99 0.0
1969 66 47 0.00 0.0
1968 88 57 0.00 0.0
1967 81 52 0.00 0.0
1966 88 64 0.02 0.0
1965 84 54 0.51 0.0
1964 86 65 0.10 0.0
1963 75 53 0.00 0.0
1962 81 57 0.00 0.0
1961 75 44 0.00 0.0
1960 64 57 0.55 0.0
1959 84 57 0.00 0.0
1958 70 55 0.00 0.0
1957 83 64 0.00 0.0
1956 96 65 0.04 0.0
1955 91 57 0.00 0.0
1954 87 67 0.00 0.0
1953 97 70 0.17 0.0
1952 73 50 0.50 0.0
1951 80 56 0.00 0.0
1950 n/a n/a n/a n/a
1949 90 73 0.00 0.0
1948 68 49 0.00 0.0
1947 74 54 0.00 0.0
1946 61 49 0.45 0.0
1945 73 58 0.00 0.0
1944 74 45 0.00 0.0
1943 87 75 n/a 0.0
1942 79 59 n/a 0.0
1941 91 65 0.00 0.0
1940 76 50 0.00 0.0
1939 84 58 n/a 0.0
1938 84 59 0.00 0.0
1937 89 72 0.06 0.0
1936 85 64 0.00 0.0
1935 73 46 0.01 0.0
1934 95 70 0.00 0.0
1933 103 69 n/a 0.0
1932 77 63 n/a 0.0
1931 86 66 n/a 0.0
1930 86 55 0.00 0.0
1929 82 62 0.00 0.0
1928 85 57 n/a 0.0
1927 83 67 n/a 0.0
1926 79 52 n/a 0.0
1925 91 54 0.00 0.0
1924 86 61 n/a 0.0
1923 92 69 n/a 0.0
1922 88 55 n/a 0.0
1921 89 69 n/a 0.0
1920 75 55 n/a 0.0
1919 89 68 n/a 0.0
1918 66 55 0.90 0.0
1917 79 48 n/a 0.0
1916 77 53 n/a 0.0
1915 62 47 n/a 0.0
1914 71 46 n/a 0.0
1913 91 71 n/a 0.0
1912 73 54 n/a 0.0
1911 87 64 0.00 0.0
1910 96 59 0.00 0.0
1909 83 58 0.00 0.0
1908 83 57 n/a 0.0
1907 80 58 n/a 0.0
1906 68 52 0.19 0.0
1905 76 58 0.00 0.0
1904 81 63 0.35 0.0
1903 74 56 0.04 0.0
1902 65 55 0.00 0.0
1901 78 57 0.17 0.0
1900 81 55 n/a 0.0
1899 80 62 0.06 0.0
1898 84 53 0.00 0.0
1897 81 63 0.00 0.0
1896 87 61 0.07 0.0
1895 92 55 0.00 0.0
What's the all-time high for Waterloo on 6/20?
For the date of Jun 20, the highest temperature ever reached in Waterloo history is 103 °F which happened in 1933.
Highest Temperatures in Waterloo on June 20
Rank Temperature Year
1 103 °F 1933
2 102 °F 1988
3 97 °F 1953
4 96 °F 1956
4 96 °F 1910
6 95 °F 1934
6 95 °F 2022
8 93 °F 1995
8 93 °F 1974
10 92 °F 1923
10 92 °F 1986
10 92 °F 1895
What's the all-time low for Waterloo on 6/20?
For the date of Jun 20, the lowest temperature ever reached in Waterloo history is 44 °F which happened in 1961.
Lowest Temperatures in Waterloo on June 20
Rank Temperature Year
1 44 °F 1961
2 45 °F 1944
3 46 °F 1935
3 46 °F 1914
5 47 °F 1969
5 47 °F 1992
5 47 °F 1985
5 47 °F 2003
5 47 °F 1980
5 47 °F 1915
5 47 °F 1972
Lowest High Temperatures in Waterloo on June 20
Rank Temperature Year
1 61 °F 1946
2 62 °F 1915
3 64 °F 1960
4 65 °F 1972
4 65 °F 1902
6 66 °F 1992
6 66 °F 1918
6 66 °F 1969
9 67 °F 1970
10 68 °F 1948
10 68 °F 1906
What's the most it has ever rained in Waterloo on 6/20?
For the date of Jun 20, the most precipitation ever recorded in Waterloo history is 1.31 inches which happened in 1998.
All-Time Most Precipitation in Waterloo on June 20
Rank Precipitation Year
1 1.31 inches 1998
2 0.99 inches 1970
3 0.90 inches 1918
4 0.81 inches 1997
5 0.67 inches 2021
6 0.60 inches 2012
7 0.59 inches 2000
8 0.57 inches 2020
9 0.55 inches 1960
10 0.53 inches 1978
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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