September weather in Lancaster, MN
The average temperature in Lancaster in September is 57.2°F (45.8°F–68.7°F). Average precipitation: 2.57 inches.
September is a fall month in Lancaster, and is warmer than the annual average of 39.1°F. Daily temperatures swing about 22.9°F between overnight low and afternoon high. Daylight averages about 12h 20m. For travel, September is a comfortable month to visit.
Avg High
68.7°F
Avg Low
45.8°F
Precipitation
2.57 in
Daylight
12h 20m
September records in Lancaster
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 95.0°F (1929) | 30.0°F (1935) | 3.25 in (1900) |
| September 2 | 98.1°F (1948) | 24.1°F (1946) | 4.39 in (1957) |
| September 3 | 102.0°F (1983) | 33.1°F (1918) | 1.62 in (1944) |
| September 4 | 93.9°F (1978) | 33.1°F (1914) | 5.50 in (1900) |
| September 5 | 93.9°F (1978) | 28.9°F (1924) | 2.50 in (1910) |
| September 6 | 100.9°F (1978) | 30.9°F (1934) | 1.15 in (1923) |
| September 7 | 100.0°F (1931) | 34.0°F (1901) | 1.66 in (1981) |
| September 8 | 93.9°F (1931) | 33.1°F (1992) | 3.00 in (1945) |
| September 9 | 97.0°F (1978) | 23.0°F (1917) | 2.18 in (1991) |
| September 10 | 95.0°F (1952) | 21.0°F (1917) | 2.35 in (1950) |
| September 11 | 93.9°F (1931) | 27.0°F (1955) | 1.52 in (1950) |
| September 12 | 91.0°F (1952) | 21.9°F (1902) | 1.21 in (2025) |
| September 13 | 93.0°F (1927) | 21.9°F (1923) | 1.51 in (1978) |
| September 14 | 89.1°F (1969) | 26.1°F (1956) | 1.67 in (1900) |
| September 15 | 88.0°F (1968) | 23.0°F (1947) | 1.25 in (1941) |
| September 16 | 89.1°F (1908) | 25.0°F (1973) | 1.66 in (1991) |
| September 17 | 90.0°F (1979) | 21.9°F (1959) | 1.75 in (1940) |
| September 18 | 89.1°F (1989) | 16.0°F (1929) | 3.15 in (2022) |
| September 19 | 91.9°F (1914) | 24.1°F (1938) | 1.35 in (1931) |
| September 20 | 91.9°F (1914) | 21.0°F (1973) | 1.50 in (1912) |
| September 21 | 90.0°F (1908) | 21.9°F (1904) | 3.10 in (2019) |
| September 22 | 90.0°F (1938) | 21.9°F (1947) | 1.57 in (1969) |
| September 23 | 87.1°F (1930) | 23.0°F (1943) | 0.80 in (1929) |
| September 24 | 82.9°F (1923) | 23.0°F (1951) | 2.20 in (1941) |
| September 25 | 91.0°F (1938) | 19.9°F (1926) | 1.10 in (1901) |
| September 26 | 84.9°F (1952) | 19.9°F (1939) | 1.00 in (1932) |
| September 27 | 97.0°F (1952) | 18.0°F (1907) | 1.16 in (1950) |
| September 28 | 86.0°F (1943) | 19.9°F (1945) | 1.50 in (1982) |
| September 29 | 87.1°F (2021) | 12.9°F (1899) | 0.55 in (1978) |
| September 30 | 88.0°F (2021) | 19.9°F (1939) | 1.24 in (2019) |