May weather in Waterloo, IL

The average temperature in Waterloo in May is °F (°F–°F). Average precipitation: 4.89 inches.

May is a spring month in Waterloo, and is cooler than the annual average of 0°F. Expect about 12 days with precipitation. Daylight averages about 14h 5m.

Avg High
°F
Avg Low
°F
Precipitation
4.89 in
Daylight
14h 5m

May records in Waterloo

Date Record High Record Low Record Precip
May 1 88.0°F (1986) 37.0°F (1963) 2.34 in (1946)
May 2 89.1°F (1987) 32.0°F (1978) 2.55 in (1929)
May 3 86.0°F (1968) 30.0°F (1976) 1.55 in (1990)
May 4 84.9°F (1965) 33.1°F (1976) 0.77 in (1987)
May 5 86.0°F (1966) 35.1°F (1979) 2.88 in (1958)
May 6 88.0°F (1982) 35.1°F (1992) 2.02 in (2003)
May 7 88.0°F (1965) 34.0°F (1976) 1.49 in (1977)
May 8 91.9°F (1963) 35.1°F (1976) 3.70 in (1961)
May 9 89.1°F (1963) 35.1°F (1980) 1.51 in (1944)
May 10 90.0°F (1963) 32.0°F (1966) 1.84 in (1921)
May 11 90.0°F (1962) 35.1°F (1969) 1.73 in (1943)
May 12 90.0°F (1962) 37.9°F (1969) 2.20 in (1920)
May 13 89.1°F (1962) 39.0°F (1971) 2.03 in (1929)
May 14 89.1°F (1962) 39.9°F (1973) 1.74 in (2004)
May 15 91.9°F (1987) 37.9°F (1973) 1.49 in (1945)
May 16 90.0°F (1962) 37.9°F (1983) 2.40 in (1990)
May 17 91.9°F (1962) 39.0°F (1973) 1.92 in (1995)
May 18 91.9°F (1962) 41.0°F (1968) 3.06 in (1995)
May 19 91.9°F (1996) 41.0°F (1968) 1.55 in (1981)
May 20 93.0°F (1987) 41.0°F (1976) 2.28 in (1935)
May 21 91.9°F (1962) 43.0°F (1981) 2.32 in (1947)
May 22 93.0°F (1987) 43.0°F (1963) 1.59 in (1933)
May 23 90.0°F (1972) 43.0°F (1963) 1.97 in (1938)
May 24 89.1°F (1972) 46.0°F (1979) 2.09 in (1971)
May 25 91.9°F (1996) 39.9°F (1979) 1.12 in (2003)
May 26 91.0°F (1978) 39.9°F (1961) 3.75 in (2008)
May 27 95.0°F (1978) 37.9°F (1961) 2.99 in (2000)
May 28 90.0°F (1962) 45.0°F (1971) 2.46 in (1964)
May 29 90.0°F (1969) 37.9°F (1965) 1.69 in (1945)
May 30 91.0°F (1987) 41.0°F (1984) 1.32 in (1944)
May 31 91.0°F (1989) 43.0°F (1972) 2.52 in (1927)

Other months in Waterloo