Waterloo July 15 Weather Records

Daily averages and all-time records for weather in Waterloo, Iowa for the date of July 15.
July 15 All-Time Records
1895–2024
Highest temperature 106 °F 1936
Lowest temperature 44 °F 1967
Lowest daily high 67 °F 1962
Highest daily low 78 °F 1988
Most precipitation 0.77 inches 1952
Most snow none -
July 15 Average Weather
1991–2020 1
Average high 83.9 °F
Average low 62.8 °F
Chance precipitation 29.8%
Chance snow 0%
Waterloo July 15 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 83 65 0.01 0.0
2022 83 69 0.21 0.0
2021 82 62 0.00 0.0
2020 77 61 0.00 0.0
2019 89 75 0.00 0.0
2018 88 70 0.00 0.0
2017 88 60 0.00 0.0
2016 76 57 0.00 0.0
2015 77 64 0.00 0.0
2014 71 52 0.00 0.0
2013 90 63 0.02 0.0
2012 94 65 0.00 0.0
2011 88 71 0.10 0.0
2010 83 68 0.00 0.0
2009 79 62 0.00 0.0
2008 89 70 0.00 0.0
2007 84 54 0.00 0.0
2006 91 64 0.00 0.0
2005 92 65 0.00 0.0
2004 84 58 0.00 0.0
2003 84 64 0.00 0.0
2002 84 57 0.00 0.0
2001 85 59 0.00 0.0
2000 86 62 0.00 0.0
1999 94 66 0.00 0.0
1998 87 66 0.00 0.0
1997 89 62 0.00 0.0
1996 85 58 0.00 0.0
1995 90 69 0.63 0.0
1994 83 54 0.00 0.0
1993 81 63 0.00 0.0
1992 78 54 0.63 0.0
1991 88 57 0.00 0.0
1990 78 56 0.00 0.0
1989 83 63 0.00 0.0
1988 100 78 0.00 0.0
1987 77 54 0.00 0.0
1986 88 73 0.00 0.0
1985 84 57 0.00 0.0
1984 84 59 0.00 0.0
1983 90 73 0.00 0.0
1982 88 69 0.40 0.0
1981 80 61 0.25 0.0
1980 94 73 0.04 0.0
1979 86 64 0.00 0.0
1978 88 64 0.00 0.0
1977 87 68 0.01 0.0
1976 88 64 0.00 0.0
1975 90 59 0.00 0.0
1974 81 53 0.00 0.0
1973 79 55 0.00 0.0
1972 78 61 0.00 0.0
1971 78 57 0.00 0.0
1970 80 60 0.00 0.0
1969 88 71 0.00 0.0
1968 89 71 0.00 0.0
1967 79 44 0.00 0.0
1966 82 60 0.00 0.0
1965 82 54 0.00 0.0
1964 89 64 0.00 0.0
1963 83 57 0.00 0.0
1962 67 61 0.00 0.0
1961 78 59 0.45 0.0
1960 80 53 0.00 0.0
1959 86 61 0.00 0.0
1958 74 56 0.00 0.0
1957 87 70 0.00 0.0
1956 98 71 0.00 0.0
1955 83 68 0.00 0.0
1954 86 59 0.00 0.0
1953 87 61 0.00 0.0
1952 77 56 0.77 0.0
1951 86 59 0.00 0.0
1950 80 60 0.00 0.0
1949 83 57 0.00 0.0
1948 80 61 0.00 0.0
1947 85 65 n/a 0.0
1946 73 58 n/a 0.0
1945 83 54 0.00 0.0
1944 83 64 n/a 0.0
1943 86 59 n/a 0.0
1942 89 65 0.21 0.0
1941 81 65 0.00 0.0
1940 83 65 n/a 0.0
1939 81 61 n/a 0.0
1938 89 57 n/a 0.0
1937 90 68 0.05 0.0
1936 106 75 0.00 0.0
1935 84 59 0.00 0.0
1934 91 69 n/a 0.0
1933 82 54 0.00 0.0
1932 97 75 0.00 0.0
1931 97 72 0.00 0.0
1930 82 46 0.00 0.0
1929 79 58 0.49 0.0
1928 87 54 0.00 0.0
1927 92 59 0.00 0.0
1926 88 58 0.00 0.0
1925 96 68 0.00 0.0
1924 87 51 n/a 0.0
1923 91 66 n/a 0.0
1922 84 62 n/a 0.0
1921 90 64 0.00 0.0
1920 82 54 0.00 0.0
1919 86 61 0.00 0.0
1918 87 67 n/a 0.0
1917 84 55 0.00 0.0
1916 87 69 0.00 0.0
1915 86 70 n/a 0.0
1914 86 59 0.00 0.0
1913 93 69 0.00 0.0
1912 96 57 n/a 0.0
1911 86 59 n/a 0.0
1910 84 64 0.03 0.0
1909 86 63 0.00 0.0
1908 84 56 n/a 0.0
1907 81 69 0.66 0.0
1906 85 62 0.00 0.0
1905 90 63 0.00 0.0
1904 83 56 0.00 0.0
1903 80 55 0.00 0.0
1902 88 60 0.00 0.0
1901 100 62 0.00 0.0
1900 86 67 0.07 0.0
1899 84 68 0.02 0.0
1898 93 67 0.00 0.0
1897 83 56 0.00 0.0
1896 83 70 n/a 0.0
1895 87 59 0.00 0.0
What's the all-time high for Waterloo on 7/15?
For the date of Jul 15, the highest temperature ever reached in Waterloo history is 106 °F which happened in 1936.
Highest Temperatures in Waterloo on July 15
Rank Temperature Year
1 106 °F 1936
2 100 °F 1988
2 100 °F 1901
4 98 °F 1956
5 97 °F 1931
5 97 °F 1932
7 96 °F 1925
7 96 °F 1912
9 94 °F 2012
9 94 °F 1999
9 94 °F 1980
What's the all-time low for Waterloo on 7/15?
For the date of Jul 15, the lowest temperature ever reached in Waterloo history is 44 °F which happened in 1967.
Lowest Temperatures in Waterloo on July 15
Rank Temperature Year
1 44 °F 1967
2 46 °F 1930
3 51 °F 1924
4 52 °F 2014
5 53 °F 1974
5 53 °F 1960
7 54 °F 1920
7 54 °F 1992
7 54 °F 2007
7 54 °F 1965
7 54 °F 1928
7 54 °F 1994
7 54 °F 1945
7 54 °F 1987
7 54 °F 1933
Lowest High Temperatures in Waterloo on July 15
Rank Temperature Year
1 67 °F 1962
2 71 °F 2014
3 73 °F 1946
4 74 °F 1958
5 76 °F 2016
6 77 °F 1952
6 77 °F 2015
6 77 °F 2020
6 77 °F 1987
10 78 °F 1990
10 78 °F 1971
10 78 °F 1972
10 78 °F 1992
10 78 °F 1961
What's the most it has ever rained in Waterloo on 7/15?
For the date of Jul 15, the most precipitation ever recorded in Waterloo history is 0.77 inches which happened in 1952.
All-Time Most Precipitation in Waterloo on July 15
Rank Precipitation Year
1 0.77 inches 1952
2 0.66 inches 1907
3 0.63 inches 1995
3 0.63 inches 1992
5 0.49 inches 1929
6 0.45 inches 1961
7 0.40 inches 1982
8 0.25 inches 1981
9 0.21 inches 1942
9 0.21 inches 2022
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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