May weather in De Graff, MN
The average temperature in De Graff in May is 57.6°F (45.9°F–69.4°F). Average precipitation: 3.34 inches.
May is a spring month in De Graff, and is warmer than the annual average of 43.7°F. Daily temperatures swing about 23.5°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 14h 41m. For travel, May is a comfortable month to visit.
Avg High
69.4°F
Avg Low
45.9°F
Precipitation
3.34 in
Snow
0.1 in
May records in De Graff
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 98.1°F (1959) | 19.9°F (1961) | 0.87 in (1953) |
| May 2 | 93.0°F (1959) | 23.0°F (1961) | 0.62 in (1993) |
| May 3 | 88.0°F (1980) | 19.9°F (1967) | 0.33 in (1959) |
| May 4 | 89.1°F (2000) | 21.0°F (1967) | 0.90 in (2024) |
| May 5 | 91.9°F (2000) | 26.1°F (1968) | 0.89 in (1959) |
| May 6 | 90.0°F (2004) | 27.0°F (1976) | 1.24 in (2007) |
| May 7 | 91.9°F (1990) | 26.1°F (1976) | 1.00 in (1986) |
| May 8 | 87.1°F (1970) | 27.0°F (1955) | 3.10 in (1993) |
| May 9 | 89.1°F (1987) | 28.9°F (1966) | 1.83 in (2019) |
| May 10 | 95.0°F (1987) | 28.0°F (1981) | 0.88 in (1979) |
| May 11 | 91.9°F (2025) | 28.9°F (1960) | 2.06 in (2015) |
| May 12 | 91.0°F (2025) | 26.1°F (2020) | 1.03 in (1963) |
| May 13 | 91.0°F (2025) | 26.1°F (1953) | 1.20 in (1982) |
| May 14 | 98.1°F (2001) | 30.0°F (1997) | 1.34 in (1957) |
| May 15 | 96.1°F (2001) | 25.0°F (1959) | 0.93 in (1965) |
| May 16 | 95.0°F (1987) | 28.9°F (2016) | 3.55 in (1969) |
| May 17 | 90.0°F (1972) | 30.9°F (1968) | 2.02 in (2015) |
| May 18 | 96.1°F (1998) | 32.0°F (1968) | 1.85 in (2017) |
| May 19 | 95.0°F (2012) | 33.1°F (2002) | 1.20 in (2014) |
| May 20 | 97.0°F (2009) | 28.9°F (1967) | 1.70 in (2025) |
| May 21 | 95.0°F (1964) | 34.0°F (1963) | 1.85 in (2024) |
| May 22 | 93.9°F (1964) | 28.0°F (1963) | 1.11 in (1962) |
| May 23 | 90.0°F (2023) | 32.0°F (1963) | 2.05 in (1965) |
| May 24 | 90.0°F (2006) | 32.0°F (2002) | 1.42 in (1993) |
| May 25 | 95.0°F (2010) | 35.1°F (1983) | 0.99 in (1987) |
| May 26 | 91.0°F (1966) | 34.0°F (1971) | 1.60 in (1957) |
| May 27 | 98.1°F (1969) | 35.1°F (1965) | 1.50 in (2014) |
| May 28 | 93.9°F (1988) | 33.1°F (1965) | 1.08 in (1991) |
| May 29 | 99.0°F (2006) | 37.9°F (1984) | 1.66 in (1982) |
| May 30 | 93.9°F (2010) | 39.9°F (2012) | 1.38 in (2004) |
| May 31 | 91.0°F (1988) | 39.0°F (1964) | 3.25 in (1959) |