September weather in Bridgewater, SD
The average temperature in Bridgewater in September is 62.8°F (50.7°F–74.9°F). Average precipitation: 3.03 inches.
September is a fall month in Bridgewater, and is warmer than the annual average of 46.4°F. Daily temperatures swing about 24.2°F between overnight low and afternoon high. Daylight averages about 12h 17m. For travel, September is one of the best months of the year to visit.
Avg High
74.9°F
Avg Low
50.7°F
Precipitation
3.03 in
Daylight
12h 17m
September records in Bridgewater
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 98.1°F (1970) | 36.0°F (1949) | 1.43 in (1966) |
| September 2 | 100.0°F (1956) | 39.0°F (1972) | 2.20 in (2006) |
| September 3 | 100.9°F (2023) | 33.1°F (1974) | 2.50 in (1996) |
| September 4 | 98.1°F (2023) | 39.9°F (1956) | 5.85 in (1999) |
| September 5 | 100.0°F (2023) | 39.9°F (1953) | 2.40 in (2016) |
| September 6 | 102.9°F (1976) | 30.0°F (1956) | 0.65 in (1948) |
| September 7 | 100.9°F (1971) | 37.0°F (1986) | 1.50 in (1997) |
| September 8 | 97.0°F (1952) | 37.9°F (1992) | 1.30 in (1996) |
| September 9 | 96.1°F (1952) | 37.9°F (1962) | 0.84 in (1954) |
| September 10 | 93.9°F (2005) | 36.0°F (1959) | 1.40 in (2003) |
| September 11 | 98.1°F (2012) | 27.0°F (1955) | 5.05 in (2019) |
| September 12 | 97.0°F (1990) | 37.0°F (1960) | 3.00 in (2019) |
| September 13 | 95.0°F (1990) | 30.0°F (1950) | 1.10 in (2002) |
| September 14 | 93.9°F (1948) | 32.0°F (1949) | 1.60 in (1986) |
| September 15 | 99.0°F (1955) | 33.1°F (1961) | 1.05 in (2004) |
| September 16 | 93.9°F (1948) | 34.0°F (2011) | 1.70 in (1986) |
| September 17 | 93.9°F (1948) | 34.0°F (1971) | 1.30 in (2001) |
| September 18 | 93.0°F (1984) | 33.1°F (1971) | 1.83 in (1986) |
| September 19 | 99.0°F (1984) | 27.0°F (1991) | 1.00 in (1995) |
| September 20 | 91.0°F (1972) | 28.0°F (1991) | 3.05 in (2018) |
| September 21 | 93.0°F (2022) | 32.0°F (1982) | 1.17 in (1950) |
| September 22 | 93.0°F (2005) | 27.0°F (1995) | 1.74 in (1968) |
| September 23 | 95.0°F (2017) | 27.0°F (1989) | 2.60 in (2004) |
| September 24 | 90.0°F (2007) | 28.0°F (1965) | 1.00 in (2015) |
| September 25 | 93.0°F (1967) | 30.0°F (2000) | 1.50 in (2005) |
| September 26 | 95.0°F (1956) | 25.0°F (1984) | 0.90 in (1998) |
| September 27 | 98.1°F (1956) | 30.9°F (1964) | 0.89 in (1975) |
| September 28 | 90.0°F (2011) | 24.1°F (1951) | 0.90 in (2013) |
| September 29 | 93.9°F (2021) | 26.1°F (1984) | 1.75 in (1962) |
| September 30 | 91.9°F (2025) | 21.9°F (1974) | 2.40 in (1995) |