Waterloo May 27 Weather Records

Daily averages and all-time records for weather in Waterloo, Iowa for the date of May 27.
May 27 All-Time Records
1895–2024
Highest temperature 97 °F 2018
Lowest temperature 32 °F 1971
Lowest daily high 48 °F 1965
Highest daily low 72 °F 1914
Most precipitation 2.75 inches 1973
Most snow none -
May 27 Average Weather
1991–2020 1
Average high 75.5 °F
Average low 52.8 °F
Chance precipitation 41.5%
Chance snow 0%
Waterloo May 27 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 72 52 0.11 0.0
2023 82 43 0.00 0.0
2022 76 49 0.00 0.0
2021 60 43 0.87 0.0
2020 82 66 0.01 0.0
2019 80 56 0.56 0.0
2018 97 60 0.00 0.0
2017 74 50 0.08 0.0
2016 77 62 0.17 0.0
2015 80 57 0.00 0.0
2014 85 60 0.08 0.0
2013 67 55 0.02 0.0
2012 92 68 0.00 0.0
2011 60 45 0.00 0.0
2010 84 57 0.00 0.0
2009 60 53 0.63 0.0
2008 58 46 0.00 0.0
2007 72 45 0.00 0.0
2006 86 61 0.03 0.0
2005 68 46 0.00 0.0
2004 78 57 0.00 0.0
2003 85 45 0.00 0.0
2002 82 57 0.00 0.0
2001 67 47 0.00 0.0
2000 62 55 0.12 0.0
1999 87 49 0.10 0.0
1998 82 61 0.03 0.0
1997 63 45 0.03 0.0
1996 54 49 0.20 0.0
1995 65 54 1.08 0.0
1994 73 42 0.00 0.0
1993 80 58 1.11 0.0
1992 66 35 0.00 0.0
1991 88 62 0.00 0.0
1990 75 46 0.02 0.0
1989 72 37 0.00 0.0
1988 82 57 0.00 0.0
1987 81 65 0.00 0.0
1986 67 58 0.07 0.0
1985 68 51 0.00 0.0
1984 55 47 0.76 0.0
1983 76 52 0.20 0.0
1982 74 62 0.00 0.0
1981 77 56 0.00 0.0
1980 91 59 0.08 0.0
1979 75 39 0.00 0.0
1978 90 65 0.00 0.0
1977 87 59 0.00 0.0
1976 79 52 0.00 0.0
1975 77 43 0.00 0.0
1974 67 50 0.04 0.0
1973 57 54 2.75 0.0
1972 85 58 0.00 0.0
1971 62 32 0.00 0.0
1970 66 46 1.42 0.0
1969 87 61 0.00 0.0
1968 59 43 0.00 0.0
1967 78 61 0.00 0.0
1966 80 53 0.00 0.0
1965 48 37 0.00 0.0
1964 69 50 0.00 0.0
1963 71 59 0.00 0.0
1962 67 54 0.00 0.0
1961 74 37 0.00 0.0
1960 60 53 0.05 0.0
1959 74 55 0.00 0.0
1958 76 50 0.00 0.0
1957 68 50 0.00 0.0
1956 86 59 0.00 0.0
1955 71 62 1.22 0.0
1954 75 53 0.25 0.0
1953 71 49 0.00 0.0
1952 79 55 0.00 0.0
1951 70 50 0.00 0.0
1950 65 53 0.00 0.0
1949 71 48 0.03 0.0
1948 84 53 0.00 0.0
1947 65 50 0.01 0.0
1946 81 46 0.00 0.0
1945 67 60 n/a 0.0
1944 80 57 0.05 0.0
1943 n/a n/a n/a n/a
1942 73 51 n/a 0.0
1941 83 66 n/a 0.0
1940 70 45 n/a 0.0
1939 86 66 0.45 0.0
1938 76 59 0.03 0.0
1937 73 57 0.10 0.0
1936 83 53 0.00 0.0
1935 78 60 n/a 0.0
1934 85 44 0.00 0.0
1933 76 55 0.00 0.0
1932 60 44 0.00 0.0
1931 91 62 0.00 0.0
1930 82 53 0.00 0.0
1929 79 65 n/a 0.0
1928 61 39 0.05 0.0
1927 67 44 n/a 0.0
1926 76 52 0.00 0.0
1925 73 49 n/a 0.0
1924 70 46 n/a 0.0
1923 78 60 0.01 0.0
1922 77 58 0.15 0.0
1921 77 60 0.00 0.0
1920 71 54 0.00 0.0
1919 84 58 0.00 0.0
1918 72 60 n/a 0.0
1917 61 50 0.00 0.0
1916 82 54 n/a 0.0
1915 57 42 n/a 0.0
1914 91 72 0.00 0.0
1913 64 48 0.00 0.0
1912 80 61 0.68 0.0
1911 90 68 n/a 0.0
1910 71 42 n/a 0.0
1909 63 50 0.01 0.0
1908 79 61 0.12 0.0
1907 54 34 0.00 0.0
1906 78 40 0.00 0.0
1905 66 43 n/a 0.0
1904 66 44 0.00 0.0
1903 76 58 2.52 0.0
1902 66 41 0.00 0.0
1901 80 47 0.00 0.0
1900 93 65 0.00 0.0
1899 82 60 0.40 0.0
1898 76 62 n/a 0.0
1897 77 54 0.00 0.0
1896 75 50 n/a 0.0
1895 77 42 n/a 0.0
What's the all-time high for Waterloo on 5/27?
For the date of May 27, the highest temperature ever reached in Waterloo history is 97 °F which happened in 2018.
Highest Temperatures in Waterloo on May 27
Rank Temperature Year
1 97 °F 2018
2 93 °F 1900
3 92 °F 2012
4 91 °F 1914
4 91 °F 1931
4 91 °F 1980
7 90 °F 1978
7 90 °F 1911
9 88 °F 1991
10 87 °F 1999
10 87 °F 1969
10 87 °F 1977
What's the all-time low for Waterloo on 5/27?
For the date of May 27, the lowest temperature ever reached in Waterloo history is 32 °F which happened in 1971.
Lowest Temperatures in Waterloo on May 27
Rank Temperature Year
1 32 °F 1971
2 34 °F 1907
3 35 °F 1992
4 37 °F 1961
4 37 °F 1989
4 37 °F 1965
7 39 °F 1979
7 39 °F 1928
9 40 °F 1906
10 41 °F 1902
Lowest High Temperatures in Waterloo on May 27
Rank Temperature Year
1 48 °F 1965
2 54 °F 1907
2 54 °F 1996
4 55 °F 1984
5 57 °F 1973
5 57 °F 1915
7 58 °F 2008
8 59 °F 1968
9 60 °F 2009
9 60 °F 2021
9 60 °F 1960
9 60 °F 2011
9 60 °F 1932
What's the most it has ever rained in Waterloo on 5/27?
For the date of May 27, the most precipitation ever recorded in Waterloo history is 2.75 inches which happened in 1973.
All-Time Most Precipitation in Waterloo on May 27
Rank Precipitation Year
1 2.75 inches 1973
2 2.52 inches 1903
3 1.42 inches 1970
4 1.22 inches 1955
5 1.11 inches 1993
6 1.08 inches 1995
7 0.87 inches 2021
8 0.76 inches 1984
9 0.68 inches 1912
10 0.63 inches 2009
Weather Station Details
Years Station Coordinates
1950–2024 Waterloo Municipal Airport location
1895–1950 Waterloo location