May weather in Elm Grove, WI
The average temperature in Elm Grove in May is 57.5°F (47.5°F–67.5°F). Average precipitation: 3.73 inches.
May is a spring month in Elm Grove, and is warmer than the annual average of 48.3°F. Daily temperatures swing about 20°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 14h 28m. For travel, May is a comfortable month to visit.
Avg High
67.5°F
Avg Low
47.5°F
Precipitation
3.73 in
Daylight
14h 28m
May records in Elm Grove
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 89.1°F (1952) | 27.0°F (1963) | 1.24 in (2003) |
| May 2 | 88.0°F (1959) | 27.0°F (1950) | 0.75 in (1954) |
| May 3 | 87.1°F (1949) | 27.0°F (2004) | 1.01 in (2013) |
| May 4 | 90.0°F (1952) | 28.9°F (1954) | 1.34 in (1990) |
| May 5 | 89.1°F (1949) | 27.0°F (1957) | 0.77 in (2003) |
| May 6 | 84.9°F (1986) | 28.9°F (1954) | 1.75 in (1960) |
| May 7 | 86.0°F (1965) | 28.9°F (1958) | 0.66 in (1999) |
| May 8 | 88.0°F (1979) | 27.0°F (1947) | 1.38 in (1964) |
| May 9 | 86.0°F (2014) | 19.9°F (1947) | 0.95 in (1956) |
| May 10 | 89.1°F (1987) | 25.0°F (1947) | 2.42 in (1990) |
| May 11 | 87.1°F (1982) | 28.9°F (1949) | 1.20 in (2004) |
| May 12 | 89.1°F (1991) | 32.0°F (1960) | 1.13 in (2002) |
| May 13 | 89.1°F (1977) | 30.0°F (1960) | 2.91 in (1978) |
| May 14 | 91.9°F (1991) | 33.1°F (1953) | 1.40 in (2009) |
| May 15 | 90.0°F (1991) | 30.9°F (1953) | 0.96 in (2001) |
| May 16 | 91.0°F (1977) | 32.0°F (1956) | 1.09 in (2007) |
| May 17 | 90.0°F (1987) | 32.0°F (1983) | 1.79 in (1999) |
| May 18 | 91.9°F (1998) | 33.1°F (2002) | 2.11 in (2000) |
| May 19 | 93.0°F (1975) | 32.0°F (1948) | 1.33 in (2000) |
| May 20 | 91.9°F (1975) | 33.1°F (1954) | 0.66 in (1990) |
| May 21 | 90.0°F (2012) | 30.9°F (2002) | 0.47 in (2017) |
| May 22 | 90.0°F (1994) | 30.0°F (1961) | 2.10 in (2004) |
| May 23 | 90.0°F (1977) | 30.0°F (1963) | 1.60 in (2013) |
| May 24 | 90.0°F (1950) | 32.0°F (1948) | 0.85 in (2017) |
| May 25 | 90.0°F (2010) | 35.1°F (1992) | 0.98 in (1984) |
| May 26 | 91.0°F (1985) | 32.0°F (1949) | 0.58 in (2002) |
| May 27 | 93.0°F (1978) | 30.0°F (1961) | 1.13 in (1973) |
| May 28 | 95.0°F (2018) | 30.9°F (1949) | 1.10 in (1984) |
| May 29 | 93.9°F (1988) | 34.0°F (1947) | 1.05 in (1947) |
| May 30 | 93.9°F (1988) | 36.0°F (1965) | 1.93 in (1989) |
| May 31 | 95.0°F (1988) | 37.0°F (1966) | 1.31 in (1958) |