Waterloo August 1 Weather Records

Daily averages and all-time records for weather in Waterloo, Iowa for the date of August 1.
August 1 All-Time Records
1895–2024
Highest temperature 102 °F 1917
Lowest temperature 46 °F 1920
Lowest daily high 67 °F 1932
Highest daily low 77 °F 2006
Most precipitation 1.23 inches 1972
Most snow none -
August 1 Average Weather
1991–2020 1
Average high 82.9 °F
Average low 61.4 °F
Chance precipitation 27.3%
Chance snow 0%
Waterloo August 1 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 89 61 0.00 0.0
2022 86 65 0.00 0.0
2021 83 57 0.00 0.0
2020 86 59 0.00 0.0
2019 84 57 0.00 0.0
2018 83 55 0.02 0.0
2017 85 57 0.00 0.0
2016 82 67 0.00 0.0
2015 86 57 0.00 0.0
2014 84 55 0.00 0.0
2013 82 57 0.01 0.0
2012 94 60 0.00 0.0
2011 91 70 0.00 0.0
2010 87 63 0.00 0.0
2009 74 54 0.00 0.0
2008 86 62 0.00 0.0
2007 87 64 0.00 0.0
2006 86 77 0.35 0.0
2005 89 62 0.00 0.0
2004 87 69 0.00 0.0
2003 84 60 0.02 0.0
2002 87 61 0.00 0.0
2001 91 77 0.00 0.0
2000 90 62 0.00 0.0
1999 77 59 0.00 0.0
1998 83 58 0.00 0.0
1997 82 61 0.02 0.0
1996 81 54 0.00 0.0
1995 77 61 0.01 0.0
1994 84 60 0.00 0.0
1993 82 62 0.00 0.0
1992 78 54 0.00 0.0
1991 93 54 0.00 0.0
1990 78 53 0.00 0.0
1989 88 59 0.00 0.0
1988 101 76 0.00 0.0
1987 99 77 0.00 0.0
1986 81 54 0.00 0.0
1985 78 52 0.00 0.0
1984 84 67 0.00 0.0
1983 83 60 0.00 0.0
1982 92 67 0.00 0.0
1981 84 64 0.25 0.0
1980 92 64 0.00 0.0
1979 79 63 0.00 0.0
1978 83 56 0.00 0.0
1977 85 49 0.08 0.0
1976 77 54 0.00 0.0
1975 91 71 0.00 0.0
1974 72 61 0.54 0.0
1973 76 53 0.00 0.0
1972 69 66 1.23 0.0
1971 78 60 0.01 0.0
1970 79 59 0.00 0.0
1969 81 57 0.00 0.0
1968 74 51 0.00 0.0
1967 83 64 0.36 0.0
1966 83 65 0.10 0.0
1965 80 55 0.00 0.0
1964 95 68 0.00 0.0
1963 90 53 0.00 0.0
1962 81 58 0.00 0.0
1961 82 70 0.17 0.0
1960 88 60 0.00 0.0
1959 88 58 0.00 0.0
1958 84 64 0.00 0.0
1957 88 67 0.00 0.0
1956 73 64 0.07 0.0
1955 96 71 0.00 0.0
1954 83 58 0.00 0.0
1953 95 66 0.00 0.0
1952 84 60 0.00 0.0
1951 87 58 0.00 0.0
1950 88 60 0.00 0.0
1949 81 65 0.00 0.0
1948 77 60 0.00 0.0
1947 77 59 0.00 0.0
1946 80 66 n/a 0.0
1945 90 77 0.00 0.0
1944 85 64 0.00 0.0
1943 89 66 n/a 0.0
1942 87 65 0.58 0.0
1941 90 65 0.00 0.0
1940 88 63 n/a 0.0
1939 91 65 n/a 0.0
1938 90 61 0.00 0.0
1937 91 68 0.00 0.0
1936 93 57 0.00 0.0
1935 88 72 n/a 0.0
1934 91 63 0.00 0.0
1933 85 68 n/a 0.0
1932 67 60 n/a 0.0
1931 85 68 n/a 0.0
1930 95 59 0.00 0.0
1929 84 57 n/a 0.0
1928 89 68 n/a 0.0
1927 74 55 0.00 0.0
1926 77 63 0.02 0.0
1925 82 51 0.00 0.0
1924 83 59 0.00 0.0
1923 83 68 n/a 0.0
1922 89 60 0.00 0.0
1921 74 57 n/a 0.0
1920 80 46 0.00 0.0
1919 81 67 n/a 0.0
1918 83 54 n/a 0.0
1917 102 69 n/a 0.0
1916 92 63 n/a 0.0
1915 87 64 n/a 0.0
1914 79 56 0.00 0.0
1913 80 56 0.00 0.0
1912 81 53 0.00 0.0
1911 88 61 n/a 0.0
1910 90 69 0.00 0.0
1909 91 64 0.00 0.0
1908 85 55 0.00 0.0
1907 88 61 0.08 0.0
1906 79 63 n/a 0.0
1905 88 61 n/a 0.0
1904 88 54 0.00 0.0
1903 75 56 n/a 0.0
1902 86 59 n/a 0.0
1901 87 54 0.00 0.0
1900 87 65 0.00 0.0
1899 89 63 n/a 0.0
1898 77 49 n/a 0.0
1897 95 61 n/a 0.0
1896 79 65 0.00 0.0
1895 85 64 n/a 0.0
What's the all-time high for Waterloo on 8/1?
For the date of Aug 1, the highest temperature ever reached in Waterloo history is 102 °F which happened in 1917.
Highest Temperatures in Waterloo on August 1
Rank Temperature Year
1 102 °F 1917
2 101 °F 1988
3 99 °F 1987
4 96 °F 1955
5 95 °F 1964
5 95 °F 1953
5 95 °F 1930
5 95 °F 1897
9 94 °F 2012
10 93 °F 1991
10 93 °F 1936
What's the all-time low for Waterloo on 8/1?
For the date of Aug 1, the lowest temperature ever reached in Waterloo history is 46 °F which happened in 1920.
Lowest Temperatures in Waterloo on August 1
Rank Temperature Year
1 46 °F 1920
2 49 °F 1898
2 49 °F 1977
4 51 °F 1968
4 51 °F 1925
6 52 °F 1985
7 53 °F 1963
7 53 °F 1990
7 53 °F 1912
7 53 °F 1973
Lowest High Temperatures in Waterloo on August 1
Rank Temperature Year
1 67 °F 1932
2 69 °F 1972
3 72 °F 1974
4 73 °F 1956
5 74 °F 1927
5 74 °F 1968
5 74 °F 1921
5 74 °F 2009
9 75 °F 1903
10 76 °F 1973
What's the most it has ever rained in Waterloo on 8/1?
For the date of Aug 1, the most precipitation ever recorded in Waterloo history is 1.23 inches which happened in 1972.
All-Time Most Precipitation in Waterloo on August 1
Rank Precipitation Year
1 1.23 inches 1972
2 0.58 inches 1942
3 0.54 inches 1974
4 0.36 inches 1967
5 0.35 inches 2006
6 0.25 inches 1981
7 0.17 inches 1961
8 0.10 inches 1966
9 0.08 inches 1907
9 0.08 inches 1977
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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