September weather in Grant City, MO
The average temperature in Grant City in September is 65.0°F (53.1°F–76.8°F). Average precipitation: inches.
September is a fall month in Grant City, and is warmer than the annual average of 50.4°F. Daily temperatures swing about 23.7°F between overnight low and afternoon high. Daylight averages about 12h 15m. For travel, September is one of the best months of the year to visit.
Avg High
76.8°F
Avg Low
53.1°F
Precipitation
in
Daylight
12h 15m
September records in Grant City
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.9°F (1913) | 39.9°F (1949) | 2.03 in (1980) |
| September 2 | 102.0°F (1913) | 45.0°F (1967) | 3.53 in (1992) |
| September 3 | 102.9°F (1937) | 39.9°F (1974) | 2.97 in (1961) |
| September 4 | 105.1°F (1913) | 41.0°F (1974) | 1.78 in (1918) |
| September 5 | 102.9°F (1913) | 42.1°F (1962) | 3.60 in (1971) |
| September 6 | 102.0°F (1939) | 37.9°F (1988) | 2.35 in (1964) |
| September 7 | 102.9°F (1939) | 41.0°F (1944) | 3.52 in (1969) |
| September 8 | 100.0°F (1947) | 41.0°F (1943) | 1.90 in (1926) |
| September 9 | 100.0°F (1912) | 37.9°F (1943) | 2.68 in (1922) |
| September 10 | 98.1°F (1947) | 39.0°F (2008) | 1.20 in (1914) |
| September 11 | 97.0°F (1936) | 36.0°F (1940) | 3.27 in (1975) |
| September 12 | 96.1°F (1939) | 37.0°F (1940) | 2.92 in (1906) |
| September 13 | 98.1°F (1939) | 37.9°F (1902) | 3.03 in (1961) |
| September 14 | 99.0°F (1939) | 36.0°F (1996) | 4.35 in (1914) |
| September 15 | 98.1°F (1939) | 35.1°F (1993) | 2.30 in (1926) |
| September 16 | 95.0°F (1931) | 33.1°F (1937) | 1.84 in (1927) |
| September 17 | 100.0°F (1953) | 36.0°F (1943) | 1.76 in (1906) |
| September 18 | 96.1°F (1955) | 33.1°F (2003) | 3.35 in (2004) |
| September 19 | 96.1°F (1948) | 30.9°F (1991) | 1.42 in (1929) |
| September 20 | 91.9°F (1940) | 34.0°F (1942) | 2.27 in (1978) |
| September 21 | 95.0°F (1937) | 33.1°F (1918) | 2.36 in (1931) |
| September 22 | 99.0°F (1937) | 30.0°F (1995) | 2.40 in (1893) |
| September 23 | 93.0°F (1938) | 26.1°F (1989) | 2.36 in (1959) |
| September 24 | 91.9°F (1984) | 26.1°F (1989) | 1.72 in (1958) |
| September 25 | 90.0°F (1956) | 34.0°F (1926) | 1.80 in (1931) |
| September 26 | 93.9°F (1938) | 30.0°F (1926) | 2.96 in (1933) |
| September 27 | 93.0°F (1956) | 28.9°F (1942) | 1.95 in (1924) |
| September 28 | 102.0°F (1953) | 27.0°F (2003) | 1.35 in (1990) |
| September 29 | 93.9°F (1953) | 27.0°F (1984) | 2.25 in (1893) |
| September 30 | 91.9°F (1937) | 30.0°F (1939) | 1.77 in (1945) |