September weather in McGregor, MN
The average temperature in McGregor in September is 58.2°F (47.6°F–68.7°F). Average precipitation: inches.
September is a fall month in McGregor, and is warmer than the annual average of 40.5°F. Daily temperatures swing about 21.1°F between overnight low and afternoon high. Daylight averages about 12h 19m. For travel, September is a comfortable month to visit.
Avg High
68.7°F
Avg Low
47.6°F
Precipitation
in
Daylight
12h 19m
September records in McGregor
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 93.0°F (1921) | 32.0°F (1974) | 4.24 in (1986) |
| September 2 | 91.9°F (1983) | 28.0°F (1946) | 1.56 in (1937) |
| September 3 | 91.9°F (1929) | 30.0°F (1946) | 1.36 in (1986) |
| September 4 | 98.1°F (2023) | 28.0°F (1918) | 1.40 in (1913) |
| September 5 | 91.9°F (2023) | 33.1°F (1924) | 1.25 in (1946) |
| September 6 | 91.9°F (1978) | 33.1°F (1930) | 2.51 in (2015) |
| September 7 | 95.0°F (1976) | 30.0°F (1956) | 1.89 in (1964) |
| September 8 | 93.0°F (1976) | 28.9°F (1956) | 1.61 in (1941) |
| September 9 | 89.1°F (1906) | 28.0°F (1924) | 2.01 in (1938) |
| September 10 | 95.0°F (1931) | 25.0°F (1917) | 2.24 in (1928) |
| September 11 | 91.9°F (1931) | 28.0°F (1955) | 1.85 in (1895) |
| September 12 | 87.1°F (1976) | 28.0°F (1940) | 1.93 in (2003) |
| September 13 | 84.9°F (1976) | 28.0°F (1902) | 2.30 in (1994) |
| September 14 | 89.1°F (1939) | 28.9°F (1923) | 1.99 in (1941) |
| September 15 | 88.0°F (1939) | 28.9°F (2007) | 1.70 in (1969) |
| September 16 | 90.0°F (1948) | 25.0°F (1934) | 1.26 in (1907) |
| September 17 | 87.1°F (1908) | 26.1°F (1959) | 1.90 in (1955) |
| September 18 | 84.9°F (1908) | 21.0°F (1929) | 1.12 in (2007) |
| September 19 | 91.9°F (1984) | 24.1°F (1901) | 2.00 in (1907) |
| September 20 | 90.0°F (1984) | 24.1°F (1962) | 0.89 in (1986) |
| September 21 | 87.1°F (1908) | 17.1°F (1934) | 1.25 in (1909) |
| September 22 | 88.0°F (1936) | 23.0°F (1913) | 2.15 in (1895) |
| September 23 | 84.9°F (1936) | 27.0°F (1932) | 0.65 in (1964) |
| September 24 | 84.0°F (1935) | 21.0°F (1893) | 2.00 in (1934) |
| September 25 | 82.0°F (1920) | 21.9°F (1926) | 0.81 in (1912) |
| September 26 | 81.0°F (2021) | 19.0°F (1965) | 1.90 in (1924) |
| September 27 | 82.9°F (1987) | 21.9°F (1907) | 1.45 in (1999) |
| September 28 | 81.0°F (1987) | 21.9°F (1942) | 1.10 in (1925) |
| September 29 | 82.9°F (1897) | 25.0°F (1899) | 0.95 in (1925) |
| September 30 | 86.0°F (2025) | 21.9°F (1939) | 1.92 in (1965) |