Glen Ullin, Sunday, 9 August, 07:42
Partly cloudy. Feels like 56°. High 89°, low 57°.
In December, Glen Ullin, ND averages a high of 26.7° and a low of 11.5°. About 0.8 inches of precipitation fall over the month (5 wet days). The record high is 62.1° (2021) and the record low -39.1° (1990). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 31.8° | 17.1° | 10% | 62.1° (2021) | -18.2° (2014) |
| 2 | 30.4° | 15.6° | 20% | 50.9° (1988) | -25.2° (1985) |
| 3 | 31.6° | 16.5° | 10% | 51.6° (1989) | -14.1° (1985) |
| 4 | 31.8° | 16.2° | 13% | 61.3° (1979) | -15.3° (1972) |
| 5 | 28.2° | 13.5° | 17% | 53.1° (1988) | -16.1° (1972) |
| 6 | 28.4° | 11.8° | 18% | 54.7° (2023) | -21.6° (1972) |
| 7 | 27.5° | 13.6° | 17% | 49.6° (2015) | -24.3° (2013) |
| 8 | 28.9° | 12.6° | 17% | 55° (2020) | -22° (1972) |
| 9 | 29.5° | 12.7° | 12% | 57.7° (2015) | -33° (1977) |
| 10 | 29.5° | 12.2° | 12% | 55.9° (1987) | -23.8° (1977) |
| 11 | 28.2° | 12.7° | 17% | 54.9° (2004) | -22.2° (2013) |
| 12 | 28.6° | 13.1° | 15% | 49.6° (2014) | -24.3° (2000) |
| 13 | 26.8° | 12.4° | 22% | 52.5° (1988) | -19.5° (2000) |
| 14 | 27° | 11.5° | 17% | 53.1° (1998) | -24.9° (1963) |
| 15 | 27.3° | 12.2° | 7% | 50.9° (2018) | -29° (1963) |
| 16 | 27.1° | 13.5° | 23% | 54.3° (1962) | -30.8° (2008) |
| 17 | 27° | 11.7° | 17% | 51.8° (1998) | -22.4° (2016) |
| 18 | 26.8° | 10.6° | 15% | 53.1° (1979) | -23.6° (1983) |
| 19 | 26.4° | 9.1° | 8% | 51.1° (1979) | -32.4° (1983) |
| 20 | 25.5° | 9.3° | 15% | 48.4° (2004) | -20.6° (1989) |
| 21 | 25.3° | 10.8° | 20% | 48.6° (1991) | -28.3° (1989) |
| 22 | 23.4° | 10.8° | 20% | 46.4° (2020) | -25.6° (1983) |
| 23 | 23.2° | 8.2° | 28% | 45.5° (2005) | -36° (1983) |
| 24 | 23.7° | 8.4° | 15% | 45.9° (2024) | -33° (1983) |
| 25 | 25.2° | 9° | 15% | 46.8° (2005) | -26.3° (1996) |
| 26 | 25.5° | 10.8° | 18% | 50.4° (2005) | -23.1° (1990) |
| 27 | 26.1° | 12° | 22% | 54.5° (1980) | -19.3° (1993) |
| 28 | 24.3° | 10° | 17% | 50.9° (1980) | -17.5° (2021) |
| 29 | 21.6° | 7.2° | 25% | 48.2° (1965) | -26° (1990) |
| 30 | 20.8° | 6.4° | 25% | 47.1° (1980) | -39.1° (1990) |
| 31 | 19.2° | 4.1° | 15% | 45.5° (1997) | -25.8° (2017) |