May weather in Glen Ullin, ND
The average temperature in Glen Ullin in May is 52.8°F (39.9°F–65.8°F). Average precipitation: 2.58 inches. Average snowfall is 0.8 inches.
May is a spring month in Glen Ullin, and is warmer than the annual average of 41.5°F. Daily temperatures swing about 25.9°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 14h 50m. For travel, May is a comfortable month to visit.
Avg High
65.8°F
Avg Low
39.9°F
Precipitation
2.58 in
Snow
0.8 in
May records in Glen Ullin
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (1987) | 19.0°F (2013) | 1.51 in (1967) |
| May 2 | 80.1°F (2021) | 15.1°F (1967) | 1.45 in (1988) |
| May 3 | 82.9°F (1980) | 9.0°F (1967) | 0.71 in (1964) |
| May 4 | 88.0°F (1966) | 14.0°F (1967) | 0.43 in (1991) |
| May 5 | 84.9°F (2016) | 18.0°F (1967) | 1.84 in (1965) |
| May 6 | 87.1°F (2016) | 19.9°F (1989) | 1.34 in (1999) |
| May 7 | 89.1°F (1992) | 17.1°F (1980) | 0.73 in (1995) |
| May 8 | 91.9°F (1992) | 19.0°F (1980) | 2.25 in (1970) |
| May 9 | 84.9°F (1977) | 19.0°F (1981) | 2.73 in (1970) |
| May 10 | 87.1°F (1977) | 23.0°F (2002) | 0.69 in (1992) |
| May 11 | 88.0°F (1987) | 16.0°F (2020) | 0.64 in (1975) |
| May 12 | 82.9°F (1977) | 23.0°F (1967) | 2.35 in (2023) |
| May 13 | 90.0°F (1987) | 24.1°F (2014) | 1.40 in (2022) |
| May 14 | 91.0°F (2001) | 19.9°F (1980) | 0.74 in (1998) |
| May 15 | 87.1°F (1969) | 24.1°F (1980) | 0.54 in (1999) |
| May 16 | 93.0°F (1987) | 21.0°F (2009) | 0.50 in (2017) |
| May 17 | 89.1°F (1979) | 19.9°F (2002) | 0.70 in (1989) |
| May 18 | 91.0°F (1972) | 27.0°F (1993) | 1.43 in (2005) |
| May 19 | 90.0°F (2006) | 23.0°F (2015) | 3.69 in (1972) |
| May 20 | 93.0°F (1964) | 25.0°F (1968) | 1.58 in (2013) |
| May 21 | 91.9°F (1992) | 27.0°F (2017) | 3.00 in (2011) |
| May 22 | 97.0°F (1980) | 28.0°F (1969) | 1.07 in (2021) |
| May 23 | 98.1°F (1980) | 25.0°F (1979) | 0.60 in (1978) |
| May 24 | 87.1°F (2014) | 24.1°F (2002) | 1.93 in (2021) |
| May 25 | 91.0°F (1977) | 27.0°F (2001) | 1.40 in (2009) |
| May 26 | 91.0°F (1969) | 27.0°F (1992) | 1.66 in (2013) |
| May 27 | 93.0°F (1969) | 28.9°F (1965) | 0.91 in (1987) |
| May 28 | 97.0°F (1969) | 25.0°F (1965) | 1.22 in (1977) |
| May 29 | 88.0°F (1980) | 32.0°F (2020) | 1.01 in (1989) |
| May 30 | 91.9°F (1988) | 28.9°F (1964) | 1.17 in (1993) |
| May 31 | 89.1°F (1988) | 26.1°F (1964) | 1.10 in (2007) |