May weather in Clayton, WI
The average temperature in Clayton in May is 56.3°F (45.6°F–67.1°F). Average precipitation: 3.86 inches.
May is a spring month in Clayton, and is warmer than the annual average of 43.5°F. Daily temperatures swing about 21.5°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 14h 41m. For travel, May is a comfortable month to visit.
Avg High
67.1°F
Avg Low
45.6°F
Precipitation
3.86 in
Daylight
14h 41m
May records in Clayton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 87.1°F (1959) | 19.9°F (1984) | 1.00 in (1973) |
| May 2 | 91.0°F (1959) | 25.0°F (1925) | 1.55 in (2013) |
| May 3 | 91.0°F (1959) | 9.0°F (2013) | 1.40 in (1938) |
| May 4 | 89.1°F (1952) | 10.0°F (2013) | 1.30 in (1981) |
| May 5 | 87.1°F (1980) | 24.1°F (1967) | 1.84 in (1982) |
| May 6 | 89.1°F (1934) | 21.9°F (1989) | 1.67 in (1959) |
| May 7 | 88.0°F (1963) | 24.1°F (1925) | 0.80 in (1999) |
| May 8 | 89.1°F (1990) | 24.1°F (1929) | 1.49 in (2002) |
| May 9 | 89.1°F (1934) | 21.0°F (1966) | 2.13 in (1988) |
| May 10 | 87.1°F (1987) | 25.0°F (1945) | 1.89 in (1963) |
| May 11 | 88.0°F (1987) | 23.0°F (1925) | 1.82 in (2003) |
| May 12 | 86.0°F (1961) | 27.0°F (1946) | 1.36 in (1964) |
| May 13 | 84.9°F (1932) | 24.1°F (1953) | 1.22 in (1962) |
| May 14 | 88.0°F (1932) | 27.0°F (1945) | 1.46 in (1957) |
| May 15 | 89.1°F (1998) | 27.0°F (1983) | 0.83 in (1985) |
| May 16 | 93.0°F (2001) | 25.0°F (1956) | 1.94 in (1951) |
| May 17 | 90.0°F (1987) | 27.0°F (1930) | 2.97 in (2017) |
| May 18 | 88.0°F (1972) | 30.0°F (1945) | 1.14 in (2017) |
| May 19 | 89.1°F (1977) | 27.0°F (1929) | 1.32 in (1962) |
| May 20 | 89.1°F (1977) | 27.0°F (1929) | 1.75 in (2014) |
| May 21 | 90.0°F (2009) | 28.9°F (1979) | 2.25 in (1927) |
| May 22 | 93.0°F (1925) | 33.1°F (1926) | 2.32 in (2024) |
| May 23 | 88.0°F (1972) | 24.1°F (1931) | 1.40 in (1962) |
| May 24 | 84.9°F (1972) | 23.0°F (2013) | 1.57 in (1971) |
| May 25 | 90.0°F (2010) | 25.0°F (1925) | 1.78 in (1989) |
| May 26 | 89.1°F (2010) | 28.9°F (1961) | 1.16 in (2008) |
| May 27 | 91.9°F (2018) | 32.0°F (1971) | 1.78 in (1938) |
| May 28 | 93.9°F (1934) | 30.9°F (1947) | 2.60 in (1941) |
| May 29 | 95.0°F (2018) | 28.9°F (1965) | 1.75 in (1943) |
| May 30 | 93.9°F (2006) | 30.9°F (1966) | 2.00 in (1942) |
| May 31 | 104.0°F (1934) | 30.9°F (1966) | 1.92 in (1998) |