Waterloo August 9 Weather Records

Daily averages and all-time records for weather in Waterloo, Iowa for the date of August 9.
August 9 All-Time Records
1895–2024
Highest temperature 102 °F 1936
Lowest temperature 41 °F 1927
Lowest daily high 65 °F 1964
Highest daily low 74 °F 1995
Most precipitation 1.16 inches 1980
Most snow none -
August 9 Average Weather
1991–2020 1
Average high 82.1 °F
Average low 60.2 °F
Chance precipitation 27.7%
Chance snow 0%
Waterloo August 9 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 81 59 0.00 0.0
2022 82 56 0.00 0.0
2021 86 70 0.32 0.0
2020 89 70 0.31 0.0
2019 82 55 0.00 0.0
2018 86 65 0.00 0.0
2017 82 54 0.00 0.0
2016 85 63 0.00 0.0
2015 82 66 0.07 0.0
2014 83 58 0.00 0.0
2013 79 58 0.00 0.0
2012 84 56 0.10 0.0
2011 80 58 0.00 0.0
2010 87 70 0.98 0.0
2009 80 68 0.69 0.0
2008 83 63 0.56 0.0
2007 86 70 0.03 0.0
2006 84 63 0.83 0.0
2005 94 63 0.09 0.0
2004 77 62 0.00 0.0
2003 83 53 0.00 0.0
2002 80 57 0.00 0.0
2001 90 61 0.00 0.0
2000 85 61 0.00 0.0
1999 78 55 0.82 0.0
1998 87 64 0.33 0.0
1997 81 54 0.00 0.0
1996 83 53 0.00 0.0
1995 86 74 0.00 0.0
1994 72 50 0.00 0.0
1993 84 70 0.35 0.0
1992 90 71 0.00 0.0
1991 79 55 0.00 0.0
1990 80 56 0.99 0.0
1989 85 50 0.00 0.0
1988 89 65 0.00 0.0
1987 83 64 0.00 0.0
1986 80 55 0.00 0.0
1985 95 62 0.95 0.0
1984 89 60 0.00 0.0
1983 87 59 0.00 0.0
1982 72 56 0.00 0.0
1981 79 58 0.00 0.0
1980 79 67 1.16 0.0
1979 90 67 0.32 0.0
1978 85 60 0.00 0.0
1977 77 66 0.08 0.0
1976 81 54 0.00 0.0
1975 87 68 0.14 0.0
1974 81 62 0.33 0.0
1973 86 64 0.00 0.0
1972 71 46 0.00 0.0
1971 89 60 0.00 0.0
1970 82 63 0.00 0.0
1969 81 57 0.00 0.0
1968 84 64 0.00 0.0
1967 73 52 0.00 0.0
1966 74 48 0.00 0.0
1965 84 57 0.00 0.0
1964 65 51 0.07 0.0
1963 85 67 0.24 0.0
1962 80 62 0.00 0.0
1961 83 67 0.00 0.0
1960 78 60 1.12 0.0
1959 77 56 0.00 0.0
1958 88 61 0.00 0.0
1957 88 68 0.10 0.0
1956 84 64 0.00 0.0
1955 80 59 0.00 0.0
1954 89 57 0.00 0.0
1953 80 53 0.00 0.0
1952 77 62 0.40 0.0
1951 80 58 0.00 0.0
1950 86 61 0.00 0.0
1949 91 70 0.00 0.0
1948 82 64 0.00 0.0
1947 92 69 0.00 0.0
1946 80 64 n/a 0.0
1945 81 52 0.00 0.0
1944 90 62 0.00 0.0
1943 85 67 n/a 0.0
1942 76 59 n/a 0.0
1941 87 69 n/a 0.0
1940 75 64 n/a 0.0
1939 81 49 0.04 0.0
1938 98 70 0.00 0.0
1937 90 64 n/a 0.0
1936 102 70 0.00 0.0
1935 86 70 n/a 0.0
1934 94 72 0.06 0.0
1933 81 65 0.00 0.0
1932 89 63 n/a 0.0
1931 79 68 n/a 0.0
1930 88 74 n/a 0.0
1929 89 63 0.00 0.0
1928 95 68 0.00 0.0
1927 77 41 n/a 0.0
1926 86 58 n/a 0.0
1925 89 51 0.00 0.0
1924 80 57 0.10 0.0
1923 85 61 0.00 0.0
1922 78 48 n/a 0.0
1921 87 58 n/a 0.0
1920 89 60 0.00 0.0
1919 81 52 0.00 0.0
1918 86 54 0.00 0.0
1917 79 55 0.05 0.0
1916 88 59 0.00 0.0
1915 85 59 0.00 0.0
1914 98 71 n/a 0.0
1913 92 67 n/a 0.0
1912 73 56 0.14 0.0
1911 85 64 n/a 0.0
1910 87 63 0.00 0.0
1909 92 74 n/a 0.0
1908 82 57 n/a 0.0
1907 75 62 0.00 0.0
1906 78 65 0.02 0.0
1905 92 64 0.00 0.0
1904 76 57 n/a 0.0
1903 82 51 0.00 0.0
1902 77 57 n/a 0.0
1901 84 64 0.54 0.0
1900 94 71 0.00 0.0
1899 89 67 n/a 0.0
1898 84 47 n/a 0.0
1897 86 68 0.00 0.0
1896 90 69 0.94 0.0
1895 97 72 n/a 0.0
What's the all-time high for Waterloo on 8/9?
For the date of Aug 9, the highest temperature ever reached in Waterloo history is 102 °F which happened in 1936.
Highest Temperatures in Waterloo on August 9
Rank Temperature Year
1 102 °F 1936
2 98 °F 1914
2 98 °F 1938
4 97 °F 1895
5 95 °F 1928
5 95 °F 1985
7 94 °F 2005
7 94 °F 1900
7 94 °F 1934
10 92 °F 1905
10 92 °F 1913
10 92 °F 1909
10 92 °F 1947
What's the all-time low for Waterloo on 8/9?
For the date of Aug 9, the lowest temperature ever reached in Waterloo history is 41 °F which happened in 1927.
Lowest Temperatures in Waterloo on August 9
Rank Temperature Year
1 41 °F 1927
2 46 °F 1972
3 47 °F 1898
4 48 °F 1966
4 48 °F 1922
6 49 °F 1939
7 50 °F 1989
7 50 °F 1994
9 51 °F 1903
9 51 °F 1964
9 51 °F 1925
Lowest High Temperatures in Waterloo on August 9
Rank Temperature Year
1 65 °F 1964
2 71 °F 1972
3 72 °F 1982
3 72 °F 1994
5 73 °F 1967
5 73 °F 1912
7 74 °F 1966
8 75 °F 1940
8 75 °F 1907
10 76 °F 1904
10 76 °F 1942
What's the most it has ever rained in Waterloo on 8/9?
For the date of Aug 9, the most precipitation ever recorded in Waterloo history is 1.16 inches which happened in 1980.
All-Time Most Precipitation in Waterloo on August 9
Rank Precipitation Year
1 1.16 inches 1980
2 1.12 inches 1960
3 0.99 inches 1990
4 0.98 inches 2010
5 0.95 inches 1985
6 0.94 inches 1896
7 0.83 inches 2006
8 0.82 inches 1999
9 0.69 inches 2009
10 0.56 inches 2008
Weather Station Details
Years Station Coordinates
1950–2024 Waterloo Municipal Airport location
1895–1950 Waterloo location