September weather in Louisburg, MN
The average temperature in Louisburg in September is 61.1°F (49.1°F–73.1°F). Average precipitation: 2.64 inches.
September is a fall month in Louisburg, and is warmer than the annual average of 43.8°F. Daily temperatures swing about 24°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 18m. For travel, September is a comfortable month to visit.
Avg High
73.1°F
Avg Low
49.1°F
Precipitation
2.64 in
Daylight
12h 18m
September records in Louisburg
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 95.0°F (1960) | 34.0°F (1974) | 1.50 in (1970) |
| September 2 | 100.0°F (1983) | 33.1°F (1974) | 1.35 in (2006) |
| September 3 | 96.1°F (1960) | 32.0°F (1974) | 2.80 in (2021) |
| September 4 | 100.0°F (2023) | 30.0°F (1974) | 1.82 in (1949) |
| September 5 | 100.0°F (2023) | 35.1°F (1965) | 1.60 in (1946) |
| September 6 | 98.1°F (1976) | 34.0°F (1956) | 2.34 in (1948) |
| September 7 | 99.0°F (1978) | 37.9°F (2025) | 1.32 in (2010) |
| September 8 | 100.0°F (1959) | 35.1°F (1972) | 1.50 in (1968) |
| September 9 | 95.0°F (1961) | 36.0°F (1943) | 1.26 in (1947) |
| September 10 | 93.9°F (1998) | 30.9°F (2020) | 1.60 in (1983) |
| September 11 | 95.0°F (1978) | 32.0°F (1955) | 1.20 in (1942) |
| September 12 | 95.0°F (2012) | 32.0°F (2007) | 2.25 in (2019) |
| September 13 | 93.9°F (1976) | 32.0°F (1975) | 2.80 in (1986) |
| September 14 | 91.9°F (1948) | 34.0°F (1949) | 0.92 in (2008) |
| September 15 | 99.0°F (1955) | 30.0°F (1964) | 0.83 in (2013) |
| September 16 | 93.9°F (2018) | 30.0°F (2007) | 1.66 in (2010) |
| September 17 | 93.0°F (1955) | 30.0°F (2007) | 1.72 in (1942) |
| September 18 | 93.9°F (1984) | 30.9°F (1971) | 1.18 in (2025) |
| September 19 | 97.0°F (1984) | 32.0°F (1971) | 3.35 in (1957) |
| September 20 | 96.1°F (1984) | 28.0°F (1973) | 0.95 in (2021) |
| September 21 | 90.0°F (2005) | 32.0°F (2000) | 1.87 in (1948) |
| September 22 | 90.0°F (1958) | 17.1°F (1974) | 1.25 in (1959) |
| September 23 | 91.9°F (2007) | 25.0°F (1983) | 2.54 in (1984) |
| September 24 | 87.1°F (1990) | 24.1°F (1942) | 1.05 in (2016) |
| September 25 | 89.1°F (1990) | 26.1°F (2000) | 1.79 in (2009) |
| September 26 | 93.0°F (1974) | 23.0°F (1965) | 0.85 in (2009) |
| September 27 | 96.1°F (1956) | 24.1°F (1942) | 0.48 in (1947) |
| September 28 | 90.0°F (1983) | 18.0°F (1942) | 0.90 in (1965) |
| September 29 | 91.0°F (2011) | 26.1°F (1945) | 1.07 in (1965) |
| September 30 | 93.0°F (2025) | 28.0°F (1972) | 2.13 in (1995) |