Waterloo June 18 Weather Records

Daily averages and all-time records for weather in Waterloo, Iowa for the date of June 18.
June 18 All-Time Records
1895–2024
Highest temperature 98 °F 1953
Lowest temperature 44 °F 1965
Lowest daily high 64 °F 1935
Highest daily low 75 °F 2012
Most precipitation 2.19 inches 2018
Most snow none -
June 18 Average Weather
1991–2020 1
Average high 81.6 °F
Average low 60.1 °F
Chance precipitation 37.9%
Chance snow 0%
Waterloo June 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 83 65 0.21 0.0
2022 84 58 0.00 0.0
2021 95 67 0.00 0.0
2020 88 65 0.00 0.0
2019 74 65 0.46 0.0
2018 89 70 2.19 0.0
2017 76 60 0.00 0.0
2016 87 65 0.00 0.0
2015 80 59 0.00 0.0
2014 82 66 0.40 0.0
2013 80 58 0.00 0.0
2012 93 75 0.00 0.0
2011 79 62 0.00 0.0
2010 77 63 1.19 0.0
2009 85 67 0.39 0.0
2008 82 53 0.00 0.0
2007 82 64 0.44 0.0
2006 88 66 0.03 0.0
2005 83 52 0.00 0.0
2004 70 56 0.00 0.0
2003 90 66 0.00 0.0
2002 86 62 0.00 0.0
2001 89 69 0.11 0.0
2000 78 49 0.00 0.0
1999 74 51 0.00 0.0
1998 80 63 1.07 0.0
1997 79 60 0.00 0.0
1996 70 66 0.83 0.0
1995 90 70 0.00 0.0
1994 92 69 0.00 0.0
1993 82 69 0.06 0.0
1992 82 62 0.00 0.0
1991 89 58 0.00 0.0
1990 88 62 0.00 0.0
1989 85 62 0.00 0.0
1988 93 64 0.00 0.0
1987 91 67 0.25 0.0
1986 85 62 0.01 0.0
1985 71 56 0.12 0.0
1984 83 62 0.02 0.0
1983 70 62 0.75 0.0
1982 70 54 0.02 0.0
1981 76 60 0.00 0.0
1980 83 56 0.80 0.0
1979 67 57 0.68 0.0
1978 84 58 0.43 0.0
1977 79 60 0.00 0.0
1976 72 52 0.02 0.0
1975 79 57 0.60 0.0
1974 87 46 0.15 0.0
1973 74 59 0.73 0.0
1972 81 59 0.00 0.0
1971 84 64 0.21 0.0
1970 77 53 0.00 0.0
1969 81 58 0.00 0.0
1968 82 56 0.00 0.0
1967 72 59 0.00 0.0
1966 81 54 0.00 0.0
1965 79 44 0.00 0.0
1964 86 68 0.01 0.0
1963 84 55 0.00 0.0
1962 82 61 0.00 0.0
1961 84 54 0.00 0.0
1960 86 58 0.06 0.0
1959 74 62 0.07 0.0
1958 76 52 0.00 0.0
1957 77 57 0.00 0.0
1956 93 70 0.36 0.0
1955 79 63 0.00 0.0
1954 92 70 0.00 0.0
1953 98 68 0.00 0.0
1952 87 62 0.00 0.0
1951 79 63 0.00 0.0
1950 n/a n/a n/a n/a
1949 89 67 0.00 0.0
1948 75 56 0.10 0.0
1947 70 54 0.10 0.0
1946 75 59 2.17 0.0
1945 72 50 0.00 0.0
1944 84 68 n/a 0.0
1943 87 59 0.00 0.0
1942 81 59 0.01 0.0
1941 86 61 0.00 0.0
1940 98 72 0.00 0.0
1939 93 69 n/a 0.0
1938 81 54 0.00 0.0
1937 81 60 n/a 0.0
1936 75 50 0.00 0.0
1935 64 52 0.88 0.0
1934 88 57 0.25 0.0
1933 97 63 0.00 0.0
1932 80 61 n/a 0.0
1931 94 70 0.00 0.0
1930 76 57 0.00 0.0
1929 85 71 n/a 0.0
1928 79 61 0.05 0.0
1927 83 52 n/a 0.0
1926 69 50 0.00 0.0
1925 80 57 n/a 0.0
1924 74 58 n/a 0.0
1923 85 62 n/a 0.0
1922 82 55 0.00 0.0
1921 96 71 0.00 0.0
1920 74 46 0.00 0.0
1919 89 68 0.05 0.0
1918 81 57 0.00 0.0
1917 84 64 0.00 0.0
1916 72 47 0.00 0.0
1915 69 51 n/a 0.0
1914 77 59 n/a 0.0
1913 93 67 0.00 0.0
1912 70 47 n/a 0.0
1911 75 58 0.00 0.0
1910 93 67 n/a 0.0
1909 76 52 0.00 0.0
1908 76 59 0.05 0.0
1907 92 64 0.00 0.0
1906 93 63 n/a 0.0
1905 73 55 0.92 0.0
1904 86 56 n/a 0.0
1903 77 49 n/a 0.0
1902 66 54 n/a 0.0
1901 75 59 n/a 0.0
1900 80 52 0.00 0.0
1899 88 70 n/a 0.0
1898 84 65 n/a 0.0
1897 85 63 n/a 0.0
1896 94 63 n/a 0.0
1895 85 58 0.00 0.0
What's the all-time high for Waterloo on 6/18?
For the date of Jun 18, the highest temperature ever reached in Waterloo history is 98 °F which has happened 2 times, most recently in 1953.
Highest Temperatures in Waterloo on June 18
Rank Temperature Year
1 98 °F 1940
1 98 °F 1953
3 97 °F 1933
4 96 °F 1921
5 95 °F 2021
6 94 °F 1931
6 94 °F 1896
8 93 °F 1939
8 93 °F 1910
8 93 °F 1988
8 93 °F 2012
8 93 °F 1906
8 93 °F 1913
8 93 °F 1956
What's the all-time low for Waterloo on 6/18?
For the date of Jun 18, the lowest temperature ever reached in Waterloo history is 44 °F which happened in 1965.
Lowest Temperatures in Waterloo on June 18
Rank Temperature Year
1 44 °F 1965
2 46 °F 1920
2 46 °F 1974
4 47 °F 1916
4 47 °F 1912
6 49 °F 1903
6 49 °F 2000
8 50 °F 1945
8 50 °F 1926
8 50 °F 1936
Lowest High Temperatures in Waterloo on June 18
Rank Temperature Year
1 64 °F 1935
2 66 °F 1902
3 67 °F 1979
4 69 °F 1926
4 69 °F 1915
6 70 °F 1947
6 70 °F 1983
6 70 °F 1982
6 70 °F 2004
6 70 °F 1912
6 70 °F 1996
What's the most it has ever rained in Waterloo on 6/18?
For the date of Jun 18, the most precipitation ever recorded in Waterloo history is 2.19 inches which happened in 2018.
All-Time Most Precipitation in Waterloo on June 18
Rank Precipitation Year
1 2.19 inches 2018
2 2.17 inches 1946
3 1.19 inches 2010
4 1.07 inches 1998
5 0.92 inches 1905
6 0.88 inches 1935
7 0.83 inches 1996
8 0.80 inches 1980
9 0.75 inches 1983
10 0.73 inches 1973
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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