Gettysburg, Sunday, 9 August, 04:41
Clear. Feels like 62°. High 85°, low 61°.
In September, Gettysburg, SD averages a high of 72.8° and a low of 53.9°. About 1.9 inches of precipitation fall over the month (6 wet days). The record high is 101.3° (1976) and the record low 25.3° (1965). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 79.2° | 60.4° | 22% | 97.2° (1983) | 43.3° (1965) |
| 2 | 79.3° | 60.3° | 22% | 100.2° (1983) | 45.9° (1974) |
| 3 | 79.7° | 60.1° | 17% | 96.6° (2005) | 42.1° (1974) |
| 4 | 79.5° | 60.1° | 28% | 97.3° (1979) | 42.4° (1962) |
| 5 | 78.6° | 59.7° | 13% | 99.7° (1978) | 39.6° (1965) |
| 6 | 78.8° | 58.3° | 13% | 101.3° (1976) | 41.7° (2025) |
| 7 | 76.8° | 57.2° | 22% | 96.3° (1980) | 40.1° (1986) |
| 8 | 76.1° | 57° | 13% | 93.2° (1978) | 41° (2020) |
| 9 | 75.4° | 56.5° | 17% | 93.2° (1979) | 35.2° (2020) |
| 10 | 76.8° | 56.3° | 18% | 95.2° (2005) | 39.4° (2020) |
| 11 | 75° | 56.1° | 28% | 92.3° (2005) | 38.1° (1989) |
| 12 | 73.9° | 55.6° | 20% | 91.9° (1981) | 36.1° (1989) |
| 13 | 71.2° | 54.1° | 23% | 88° (1969) | 39.2° (1970) |
| 14 | 70.7° | 52.9° | 28% | 90° (1969) | 38.3° (1961) |
| 15 | 72° | 53.8° | 20% | 90.1° (2018) | 39.9° (2011) |
| 16 | 72.1° | 54° | 20% | 90.7° (1979) | 37.9° (1965) |
| 17 | 71.8° | 53.4° | 32% | 92.7° (1989) | 35.6° (1965) |
| 18 | 71.6° | 53.2° | 33% | 92.7° (1998) | 37.6° (1991) |
| 19 | 70.9° | 53.2° | 27% | 93.2° (1972) | 32.5° (1991) |
| 20 | 69.4° | 51.3° | 23% | 89.4° (1960) | 36.3° (1983) |
| 21 | 67.3° | 50.2° | 22% | 90.1° (1984) | 32.5° (1995) |
| 22 | 67.1° | 48.7° | 17% | 86.9° (2013) | 31.1° (1995) |
| 23 | 67.5° | 48.4° | 17% | 90° (2007) | 32° (1965) |
| 24 | 68.9° | 49.1° | 23% | 85.1° (1990) | 32.9° (2000) |
| 25 | 68.9° | 49.6° | 15% | 86.2° (1978) | 31.5° (1984) |
| 26 | 70.3° | 50° | 10% | 91.6° (1974) | 25.3° (1965) |
| 27 | 68.2° | 49.3° | 15% | 90.1° (1983) | 34.2° (1967) |
| 28 | 68° | 48.4° | 15% | 88.7° (2021) | 30.2° (1984) |
| 29 | 68.4° | 49.5° | 10% | 90° (2024) | 30.4° (1984) |
| 30 | 69.4° | 49.5° | 13% | 86.2° (1980) | 31.6° (1974) |