Waterloo September 19 Weather Records

Daily averages and all-time records for weather in Waterloo, Iowa for the date of September 19.
September 19 All-Time Records
1895–2024
Highest temperature 95 °F 1925
Lowest temperature 32 °F 1991
Lowest daily high 45 °F 1901
Highest daily low 71 °F 1985
Most precipitation 4.50 inches 1919
Most snow none -
September 19 Average Weather
1991–2020 1
Average high 74.3 °F
Average low 49.8 °F
Chance precipitation 30.3%
Chance snow 0%
Waterloo September 19 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 77 59 0.01 0.0
2022 83 53 0.00 0.0
2021 90 64 0.00 0.0
2020 69 43 0.00 0.0
2019 81 66 0.72 0.0
2018 75 58 1.78 0.0
2017 80 52 0.00 0.0
2016 82 53 0.01 0.0
2015 70 46 0.00 0.0
2014 77 52 0.00 0.0
2013 87 66 0.74 0.0
2012 81 49 0.00 0.0
2011 74 47 0.00 0.0
2010 54 47 0.32 0.0
2009 79 54 0.00 0.0
2008 80 54 0.00 0.0
2007 76 55 0.00 0.0
2006 51 39 0.00 0.0
2005 80 55 0.55 0.0
2004 88 63 0.00 0.0
2003 66 40 0.00 0.0
2002 76 60 0.12 0.0
2001 68 52 0.01 0.0
2000 75 57 0.36 0.0
1999 70 47 0.00 0.0
1998 89 61 0.00 0.0
1997 75 54 0.18 0.0
1996 73 43 0.46 0.0
1995 59 50 0.69 0.0
1994 85 50 0.00 0.0
1993 61 53 0.44 0.0
1992 66 35 0.00 0.0
1991 52 32 0.00 0.0
1990 70 50 0.00 0.0
1989 79 55 0.00 0.0
1988 73 50 1.18 0.0
1987 62 45 0.04 0.0
1986 75 57 0.63 0.0
1985 90 71 0.00 0.0
1984 91 53 0.00 0.0
1983 83 49 1.30 0.0
1982 70 45 0.00 0.0
1981 79 46 0.00 0.0
1980 84 49 0.07 0.0
1979 75 43 0.00 0.0
1978 83 60 1.27 0.0
1977 58 53 0.00 0.0
1976 75 58 1.06 0.0
1975 65 45 0.00 0.0
1974 75 45 0.00 0.0
1973 70 46 0.03 0.0
1972 81 67 0.00 0.0
1971 51 35 0.35 0.0
1970 83 51 0.00 0.0
1969 71 47 0.00 0.0
1968 60 48 0.33 0.0
1967 70 56 0.00 0.0
1966 77 53 0.00 0.0
1965 78 59 0.42 0.0
1964 76 58 0.02 0.0
1963 81 60 0.19 0.0
1962 60 39 0.00 0.0
1961 76 51 0.00 0.0
1960 56 52 0.00 0.0
1959 74 51 0.14 0.0
1958 74 50 0.00 0.0
1957 72 52 0.04 0.0
1956 60 39 0.00 0.0
1955 80 67 0.00 0.0
1954 80 56 0.00 0.0
1953 78 37 0.00 0.0
1952 69 38 0.06 0.0
1951 80 49 0.00 0.0
1950 77 63 0.35 0.0
1949 68 47 0.00 0.0
1948 93 61 0.00 0.0
1947 89 64 0.00 0.0
1946 69 58 n/a 0.0
1945 68 52 n/a 0.0
1944 77 66 n/a 0.0
1943 61 49 n/a 0.0
1942 68 50 0.50 0.0
1941 83 53 0.00 0.0
1940 87 66 0.00 0.0
1939 85 47 0.00 0.0
1938 59 40 0.02 0.0
1937 66 40 0.00 0.0
1936 73 48 0.00 0.0
1935 84 63 n/a 0.0
1934 78 52 0.00 0.0
1933 75 62 0.00 0.0
1932 82 70 n/a 0.0
1931 78 58 1.82 0.0
1930 85 67 n/a 0.0
1929 53 42 n/a 0.0
1928 72 46 0.00 0.0
1927 64 43 n/a 0.0
1926 74 63 n/a 0.0
1925 95 68 n/a 0.0
1924 67 51 n/a 0.0
1923 65 41 n/a 0.0
1922 59 53 0.00 0.0
1921 67 51 n/a 0.0
1920 85 56 0.00 0.0
1919 86 61 4.50 0.0
1918 57 36 0.00 0.0
1917 81 49 n/a 0.0
1916 71 36 0.00 0.0
1915 80 52 n/a 0.0
1914 85 57 0.00 0.0
1913 70 48 n/a 0.0
1912 53 43 0.60 0.0
1911 69 45 0.00 0.0
1910 82 58 0.00 0.0
1909 83 57 0.00 0.0
1908 91 61 0.00 0.0
1907 86 65 0.38 0.0
1906 83 63 n/a 0.0
1905 75 53 0.00 0.0
1904 80 60 n/a 0.0
1903 67 35 0.00 0.0
1902 66 35 0.00 0.0
1901 45 35 n/a 0.0
1900 62 49 0.71 0.0
1899 69 45 0.00 0.0
1898 78 50 0.00 0.0
1897 62 43 0.00 0.0
1896 54 36 0.00 0.0
1895 81 71 n/a 0.0
What's the all-time high for Waterloo on 9/19?
For the date of Sep 19, the highest temperature ever reached in Waterloo history is 95 °F which happened in 1925.
Highest Temperatures in Waterloo on September 19
Rank Temperature Year
1 95 °F 1925
2 93 °F 1948
3 91 °F 1984
3 91 °F 1908
5 90 °F 1985
5 90 °F 2021
7 89 °F 1998
7 89 °F 1947
9 88 °F 2004
10 87 °F 2013
10 87 °F 1940
What's the all-time low for Waterloo on 9/19?
For the date of Sep 19, the lowest temperature ever reached in Waterloo history is 32 °F which happened in 1991.
Lowest Temperatures in Waterloo on September 19
Rank Temperature Year
1 32 °F 1991
2 35 °F 1992
2 35 °F 1902
2 35 °F 1903
2 35 °F 1971
2 35 °F 1901
7 36 °F 1918
7 36 °F 1896
7 36 °F 1916
10 37 °F 1953
Lowest High Temperatures in Waterloo on September 19
Rank Temperature Year
1 45 °F 1901
2 51 °F 1971
2 51 °F 2006
4 52 °F 1991
5 53 °F 1912
5 53 °F 1929
7 54 °F 1896
7 54 °F 2010
9 56 °F 1960
10 57 °F 1918
What's the most it has ever rained in Waterloo on 9/19?
For the date of Sep 19, the most precipitation ever recorded in Waterloo history is 4.50 inches which happened in 1919.
All-Time Most Precipitation in Waterloo on September 19
Rank Precipitation Year
1 4.50 inches 1919
2 1.82 inches 1931
3 1.78 inches 2018
4 1.30 inches 1983
5 1.27 inches 1978
6 1.18 inches 1988
7 1.06 inches 1976
8 0.74 inches 2013
9 0.72 inches 2019
10 0.71 inches 1900
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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