September weather in Grove City, MN
The average temperature in Grove City in September is 59.7°F (48.3°F–71.1°F). Average precipitation: 3.04 inches.
September is a fall month in Grove City, and is warmer than the annual average of 42.2°F. Daily temperatures swing about 22.8°F between overnight low and afternoon high. Daylight averages about 12h 18m. For travel, September is a comfortable month to visit.
Avg High
71.1°F
Avg Low
48.3°F
Precipitation
3.04 in
Daylight
12h 18m
September records in Grove City
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 91.9°F (1953) | 36.0°F (1946) | 2.59 in (1942) |
| September 2 | 96.1°F (1961) | 37.9°F (1908) | 0.69 in (1993) |
| September 3 | 93.9°F (2023) | 28.0°F (1974) | 1.22 in (1985) |
| September 4 | 95.0°F (2023) | 41.0°F (1961) | 1.76 in (1971) |
| September 5 | 93.9°F (1945) | 37.9°F (1962) | 1.10 in (1969) |
| September 6 | 93.9°F (1960) | 36.0°F (1956) | 1.51 in (2005) |
| September 7 | 98.1°F (1978) | 36.0°F (1956) | 0.83 in (2016) |
| September 8 | 97.0°F (1978) | 37.9°F (1992) | 3.42 in (1991) |
| September 9 | 93.0°F (1978) | 33.1°F (2020) | 1.89 in (1991) |
| September 10 | 90.0°F (1978) | 34.0°F (1943) | 1.55 in (2014) |
| September 11 | 90.0°F (1978) | 33.1°F (1964) | 1.17 in (1942) |
| September 12 | 93.9°F (2012) | 33.1°F (2007) | 1.98 in (2019) |
| September 13 | 90.0°F (1976) | 32.0°F (1963) | 3.40 in (2005) |
| September 14 | 91.0°F (1998) | 33.1°F (1956) | 2.13 in (1991) |
| September 15 | 93.0°F (1948) | 30.0°F (1964) | 0.88 in (1986) |
| September 16 | 91.9°F (1948) | 27.0°F (1984) | 1.64 in (1963) |
| September 17 | 93.0°F (1955) | 30.0°F (1943) | 2.56 in (1986) |
| September 18 | 90.0°F (1955) | 34.0°F (1971) | 1.10 in (2007) |
| September 19 | 91.9°F (1984) | 33.1°F (1971) | 1.65 in (1945) |
| September 20 | 91.9°F (1984) | 28.9°F (1973) | 1.32 in (1993) |
| September 21 | 86.0°F (1941) | 33.1°F (1982) | 2.02 in (1986) |
| September 22 | 87.1°F (2005) | 27.0°F (1983) | 1.26 in (2006) |
| September 23 | 89.1°F (2017) | 28.0°F (1976) | 1.29 in (1955) |
| September 24 | 86.0°F (2007) | 14.0°F (2001) | 2.32 in (2010) |
| September 25 | 86.0°F (1990) | 28.9°F (1943) | 0.42 in (1986) |
| September 26 | 89.1°F (1974) | 23.0°F (1965) | 1.07 in (1908) |
| September 27 | 91.9°F (1956) | 28.0°F (1942) | 0.16 in (1945) |
| September 28 | 86.0°F (1956) | 25.0°F (1942) | 0.32 in (1997) |
| September 29 | 84.0°F (2024) | 27.0°F (1908) | 0.96 in (1988) |
| September 30 | 88.0°F (2025) | 25.0°F (1990) | 2.41 in (2004) |