Bancroft, Sunday, 9 August, 16:54
Overcast. Feels like 82°. High 82°, low 65°.
In December, Bancroft, SD averages a high of 27.6° and a low of 13.2°. About 0.9 inches of precipitation fall over the month (5 wet days). The record high is 60.4° (1998) and the record low -35.5° (1990). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 32.4° | 19.6° | 30% | 60.4° (1998) | -6.7° (1985) |
| 2 | 31.5° | 17.4° | 18% | 57.6° (1998) | -17.1° (1985) |
| 3 | 30.9° | 17.2° | 18% | 58.3° (1998) | -16.1° (1985) |
| 4 | 32.2° | 17.4° | 15% | 47.8° (1989) | -8.7° (1978) |
| 5 | 30.7° | 16° | 12% | 48° (1998) | -12.6° (2005) |
| 6 | 28.6° | 13.8° | 10% | 49.5° (2023) | -26.5° (1972) |
| 7 | 28.8° | 15.8° | 17% | 51.8° (2023) | -16.4° (1972) |
| 8 | 28.9° | 15.4° | 17% | 49.3° (2020) | -14.3° (1972) |
| 9 | 29.1° | 14.7° | 17% | 50.7° (1990) | -20.9° (1972) |
| 10 | 29.5° | 13.6° | 12% | 51.6° (1990) | -18° (1972) |
| 11 | 29.1° | 14° | 13% | 46.8° (1968) | -13.7° (2013) |
| 12 | 28.8° | 13.6° | 5% | 46.4° (1998) | -21.3° (2000) |
| 13 | 28.8° | 15.6° | 20% | 50° (2014) | -20.9° (1985) |
| 14 | 29.1° | 15.3° | 23% | 51.8° (1998) | -19.7° (1985) |
| 15 | 28.6° | 15.3° | 25% | 48.9° (2021) | -24.3° (2008) |
| 16 | 28° | 14° | 17% | 48° (1962) | -26.3° (2008) |
| 17 | 27° | 13.6° | 15% | 48.4° (1962) | -19.7° (1983) |
| 18 | 26.6° | 11.3° | 15% | 50.4° (1979) | -32.4° (2016) |
| 19 | 26.2° | 10.8° | 12% | 45° (1979) | -30.5° (1983) |
| 20 | 25.7° | 11.7° | 15% | 46.6° (1979) | -22.2° (1983) |
| 21 | 25.9° | 11.3° | 17% | 44.8° (2003) | -23.4° (1983) |
| 22 | 25.3° | 12.6° | 10% | 50° (2020) | -29.2° (1990) |
| 23 | 24.4° | 9.9° | 25% | 47.5° (2023) | -35.5° (1990) |
| 24 | 24.1° | 9° | 20% | 47.1° (2023) | -30.1° (1983) |
| 25 | 26.1° | 10.4° | 22% | 45.5° (1999) | -23.1° (1983) |
| 26 | 26.4° | 11.8° | 17% | 50° (2011) | -22.4° (1996) |
| 27 | 27.9° | 13.3° | 13% | 48° (2025) | -16.6° (1993) |
| 28 | 26.8° | 12.9° | 17% | 47.5° (2002) | -20° (1993) |
| 29 | 23.4° | 9.5° | 17% | 50° (1999) | -20.2° (1963) |
| 30 | 23.2° | 8.4° | 23% | 50.4° (2004) | -28.3° (1990) |
| 31 | 20.3° | 4.6° | 12% | 45.9° (1999) | -33.2° (1967) |