May weather in Dennison, MN
The average temperature in Dennison in May is 56.7°F (45.2°F–68.2°F). Average precipitation: 4.37 inches. Average snowfall is 0.2 inches.
May is a spring month in Dennison, and is warmer than the annual average of 44.5°F. Daily temperatures swing about 23°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 14h 36m. For travel, May is a comfortable month to visit.
Avg High
68.2°F
Avg Low
45.2°F
Precipitation
4.37 in
Snow
0.2 in
May records in Dennison
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (1959) | 21.0°F (1940) | 2.86 in (1973) |
| May 2 | 91.9°F (1959) | 15.1°F (2003) | 1.60 in (1944) |
| May 3 | 93.0°F (1949) | 19.0°F (2003) | 1.25 in (1902) |
| May 4 | 91.9°F (1952) | 21.0°F (1907) | 1.38 in (1981) |
| May 5 | 90.0°F (1952) | 17.1°F (2003) | 1.28 in (1982) |
| May 6 | 91.9°F (1934) | 19.0°F (2006) | 1.65 in (2012) |
| May 7 | 90.0°F (1934) | 16.0°F (2003) | 1.76 in (1983) |
| May 8 | 90.0°F (1990) | 12.9°F (2003) | 1.20 in (1938) |
| May 9 | 89.1°F (1928) | 24.1°F (1945) | 1.84 in (2019) |
| May 10 | 91.9°F (1987) | 12.0°F (2003) | 1.90 in (1963) |
| May 11 | 91.0°F (1987) | 23.0°F (2006) | 1.85 in (2003) |
| May 12 | 96.1°F (1940) | 16.0°F (2006) | 2.65 in (1896) |
| May 13 | 90.0°F (1949) | 12.0°F (2003) | 1.53 in (1974) |
| May 14 | 93.9°F (1932) | 19.9°F (2006) | 2.06 in (2023) |
| May 15 | 93.9°F (2001) | 28.9°F (1983) | 2.17 in (1961) |
| May 16 | 93.0°F (2001) | 21.0°F (1921) | 2.06 in (1998) |
| May 17 | 93.9°F (1934) | 28.0°F (1925) | 2.35 in (2020) |
| May 18 | 93.9°F (1934) | 26.1°F (2006) | 2.54 in (2000) |
| May 19 | 102.0°F (1934) | 26.1°F (1929) | 0.93 in (2019) |
| May 20 | 97.0°F (1934) | 24.1°F (1942) | 2.05 in (2004) |
| May 21 | 90.0°F (1948) | 12.0°F (2003) | 2.35 in (1960) |
| May 22 | 93.9°F (1925) | 23.0°F (2003) | 1.75 in (2024) |
| May 23 | 93.9°F (1925) | 28.9°F (1963) | 1.45 in (1906) |
| May 24 | 89.1°F (1921) | 32.0°F (1897) | 1.74 in (2007) |
| May 25 | 93.9°F (1978) | 30.0°F (1901) | 2.40 in (1945) |
| May 26 | 91.0°F (2010) | 28.0°F (1904) | 1.80 in (2010) |
| May 27 | 93.0°F (1969) | 33.1°F (1971) | 1.24 in (1929) |
| May 28 | 97.0°F (1934) | 27.0°F (2003) | 1.50 in (2019) |
| May 29 | 96.1°F (1934) | 30.9°F (1965) | 0.90 in (1941) |
| May 30 | 100.9°F (1934) | 24.1°F (2003) | 1.89 in (1943) |
| May 31 | 108.0°F (1934) | 30.0°F (1897) | 1.67 in (1938) |