Waterloo March 18 Weather Records

Daily averages and all-time records for weather in Waterloo, Iowa for the date of March 18.
March 18 All-Time Records
1895–2024
Highest temperature 81 °F 2012
Lowest temperature -2 °F 1960
Lowest daily high 14 °F 1965
Highest daily low 62 °F 2012
Most precipitation 1.10 inches 2022
Most snow 4.5 inches 1930
March 18 Average Weather
1991–2020 1
Average high 46.7 °F
Average low 26.8 °F
Chance precipitation 33.0%
Chance snow 9.4%
Waterloo March 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 38 20 0.00 0.0
2023 28 9 0.00 0.0
2022 41 36 1.10 0.0
2021 52 29 0.00 0.0
2020 46 39 0.67 0.0
2019 45 27 0.00 0.0
2018 46 21 0.00 0.0
2017 42 25 0.00 0.0
2016 39 26 0.00 0.0
2015 47 31 0.00 0.0
2014 48 32 0.23 0.0
2013 32 15 0.15 2.0
2012 81 62 0.00 0.0
2011 49 27 0.00 0.0
2010 62 30 0.00 0.0
2009 58 31 0.00 0.0
2008 42 33 0.02 0.0
2007 47 21 0.00 0.0
2006 43 18 0.00 0.0
2005 43 31 0.22 0.0
2004 46 25 0.11 0.0
2003 59 45 0.00 0.0
2002 48 24 0.00 0.0
2001 36 15 0.00 0.0
2000 36 29 0.29 3.0
1999 46 27 0.00 0.0
1998 36 33 0.27 0.0
1997 38 29 0.04 0.0
1996 42 22 0.00 0.0
1995 47 37 0.06 0.0
1994 50 29 0.00 0.0
1993 32 10 0.00 0.0
1992 40 30 0.00 0.0
1991 47 28 0.00 0.0
1990 36 22 0.00 0.0
1989 24 9 0.03 0.5
1988 40 24 0.00 0.0
1987 40 35 0.37 0.0
1986 50 35 0.67 0.0
1985 56 28 0.00 0.0
1984 32 21 0.00 0.0
1983 45 37 0.05 0.0
1982 48 34 0.00 0.0
1981 39 19 0.00 0.0
1980 59 26 0.00 0.0
1979 55 42 0.37 0.0
1978 41 16 0.00 0.0
1977 40 30 0.03 0.0
1976 67 31 0.00 0.0
1975 38 31 0.00 0.0
1974 42 26 0.00 0.0
1973 44 18 0.00 0.0
1972 46 24 0.00 0.0
1971 36 32 1.06 3.4
1970 45 22 0.00 0.0
1969 56 26 0.00 0.0
1968 60 46 0.22 0.0
1967 36 6 0.00 0.0
1966 53 38 0.04 0.0
1965 14 8 0.05 0.2
1964 36 13 0.00 0.0
1963 40 31 0.78 0.0
1962 39 13 0.38 0.0
1961 34 26 0.02 0.0
1960 31 -2 0.02 0.4
1959 47 9 0.00 0.0
1958 35 28 0.00 0.0
1957 38 27 0.53 2.2
1956 33 28 0.02 0.5
1955 42 18 0.00 0.0
1954 58 38 0.00 0.0
1953 57 41 0.00 0.0
1952 46 37 0.00 0.0
1951 32 n/a 0.38 n/a
1950 28 18 0.00 0.0
1949 26 15 0.00 0.0
1948 57 35 n/a 0.0
1947 33 19 n/a n/a
1946 48 39 n/a 0.0
1945 71 37 n/a 0.0
1944 31 23 0.00 0.0
1943 30 15 n/a n/a
1942 41 33 0.00 0.0
1941 30 4 0.00 0.0
1940 48 32 0.00 0.0
1939 34 8 0.00 0.0
1938 74 42 n/a 0.0
1937 51 28 n/a n/a
1936 50 30 0.00 0.0
1935 47 29 0.00 0.0
1934 33 8 0.00 0.0
1933 52 29 n/a n/a
1932 45 25 n/a n/a
1931 46 33 0.00 0.0
1930 37 28 0.30 4.5
1929 66 36 0.00 0.0
1928 41 21 0.00 0.0
1927 62 27 n/a n/a
1926 57 29 0.00 0.0
1925 48 33 0.00 0.0
1924 38 27 0.00 0.0
1923 31 0 n/a n/a
1922 43 36 0.20 n/a
1921 73 37 0.00 0.0
1920 38 31 n/a 0.0
1919 55 27 0.00 0.0
1918 63 35 0.00 0.0
1917 30 13 0.00 0.0
1916 42 26 0.00 0.0
1915 40 25 0.00 0.0
1914 37 18 0.00 0.0
1913 41 27 0.00 0.0
1912 41 23 0.00 0.0
1911 47 17 0.00 0.0
1910 65 35 0.00 0.0
1909 32 -2 n/a 0.0
1908 36 29 0.07 0.0
1907 55 22 0.00 0.0
1906 35 15 n/a n/a
1905 59 38 0.13 0.0
1904 38 31 n/a 0.0
1903 75 49 n/a 0.0
1902 34 6 0.00 0.0
1901 65 35 n/a 0.0
1900 46 17 n/a 0.0
1899 34 20 0.03 0.0
1898 46 38 n/a 0.0
1897 54 43 0.01 0.0
1896 42 22 0.00 0.0
1895 51 21 0.00 0.0
What's the all-time high for Waterloo on 3/18?
For the date of Mar 18, the highest temperature ever reached in Waterloo history is 81 °F which happened in 2012.
Highest Temperatures in Waterloo on March 18
Rank Temperature Year
1 81 °F 2012
2 75 °F 1903
3 74 °F 1938
4 73 °F 1921
5 71 °F 1945
6 67 °F 1976
7 66 °F 1929
8 65 °F 1901
8 65 °F 1910
10 63 °F 1918
What's the all-time low for Waterloo on 3/18?
For the date of Mar 18, the lowest temperature ever reached in Waterloo history is -2 °F which has happened 2 times, most recently in 1960.
Lowest Temperatures in Waterloo on March 18
Rank Temperature Year
1 -2 °F 1909
1 -2 °F 1960
3 0 °F 1923
4 4 °F 1941
5 6 °F 1967
5 6 °F 1902
7 8 °F 1939
7 8 °F 1965
7 8 °F 1934
10 9 °F 1959
10 9 °F 2023
10 9 °F 1989
Lowest High Temperatures in Waterloo on March 18
Rank Temperature Year
1 14 °F 1965
2 24 °F 1989
3 26 °F 1949
4 28 °F 1950
4 28 °F 2023
6 30 °F 1917
6 30 °F 1941
6 30 °F 1943
9 31 °F 1923
9 31 °F 1960
9 31 °F 1944
What's the most it has ever rained in Waterloo on 3/18?
For the date of Mar 18, the most precipitation ever recorded in Waterloo history is 1.10 inches which happened in 2022.
All-Time Most Precipitation in Waterloo on March 18
Rank Precipitation Year
1 1.10 inches 2022
2 1.06 inches 1971
3 0.78 inches 1963
4 0.67 inches 2020
4 0.67 inches 1986
6 0.53 inches 1957
7 0.38 inches 1951
7 0.38 inches 1962
9 0.37 inches 1987
9 0.37 inches 1979
All-Time Most Snow in Waterloo on March 18
Rank Precipitation Year
1 4.5 inches 1930
2 3.4 inches 1971
3 3.0 inches 2000
4 2.2 inches 1957
5 2.0 inches 2013
6 0.5 inches 1956
6 0.5 inches 1989
8 0.4 inches 1960
9 0.2 inches 1965
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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