Bancroft, Sunday, 9 August, 16:54
Overcast. Feels like 82°. High 82°, low 65°.
In September, Bancroft, SD averages a high of 72.6° and a low of 54.8°. About 2.4 inches of precipitation fall over the month (7 wet days). The record high is 100.4° (1970) and the record low 27.3° (1965). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 78.6° | 61.5° | 20% | 95.4° (1970) | 43.5° (1965) |
| 2 | 79.2° | 61° | 22% | 98.2° (1983) | 46.2° (1974) |
| 3 | 78.8° | 61° | 20% | 94.8° (2023) | 40.6° (1974) |
| 4 | 78.8° | 60.3° | 17% | 96.8° (2023) | 43.9° (1962) |
| 5 | 77.5° | 60.4° | 22% | 95° (1978) | 41° (1965) |
| 6 | 78.4° | 59° | 20% | 100.4° (1970) | 42.3° (2025) |
| 7 | 76.3° | 57.9° | 27% | 94.5° (1978) | 40.3° (1986) |
| 8 | 75.2° | 57.2° | 25% | 92.8° (1983) | 40.6° (1992) |
| 9 | 74.8° | 57.7° | 23% | 97.2° (1979) | 39.9° (2020) |
| 10 | 76.3° | 57° | 18% | 92.1° (1998) | 37° (2020) |
| 11 | 74.8° | 57.7° | 32% | 91.2° (2012) | 40.8° (1964) |
| 12 | 74.1° | 56.7° | 22% | 92.1° (1990) | 39.9° (1989) |
| 13 | 72.3° | 55.4° | 25% | 92.8° (1990) | 40.1° (1989) |
| 14 | 71.2° | 54.3° | 27% | 92.3° (1969) | 41° (1993) |
| 15 | 71.8° | 54.9° | 28% | 92.1° (2018) | 39.4° (1993) |
| 16 | 72.5° | 54.9° | 25% | 91.2° (2018) | 41.4° (1970) |
| 17 | 72° | 55° | 25% | 85.8° (1988) | 37.6° (1965) |
| 18 | 72.1° | 54.9° | 40% | 89.8° (1998) | 37.8° (1991) |
| 19 | 71.4° | 54.7° | 25% | 91.6° (1972) | 32.4° (1991) |
| 20 | 70° | 53.1° | 27% | 88.2° (1970) | 36.9° (2006) |
| 21 | 67.8° | 51.3° | 28% | 84° (1984) | 34.5° (1983) |
| 22 | 66.9° | 50° | 27% | 88.2° (2017) | 29.7° (1995) |
| 23 | 67.6° | 49.5° | 20% | 87.3° (2007) | 32.9° (1989) |
| 24 | 68° | 50.5° | 27% | 81.1° (1990) | 32.5° (1965) |
| 25 | 68.5° | 50° | 25% | 83.7° (1990) | 33.8° (1984) |
| 26 | 70.3° | 50.2° | 12% | 88.2° (1987) | 27.3° (1965) |
| 27 | 68.2° | 49.6° | 18% | 84.7° (2021) | 35.2° (1967) |
| 28 | 67.5° | 48.7° | 23% | 89.8° (2021) | 30° (1984) |
| 29 | 68.5° | 50° | 22% | 85.8° (2021) | 28.8° (1984) |
| 30 | 69.6° | 50.4° | 17% | 85.6° (1989) | 32.2° (1974) |