September weather in Ithaca, MI
The average temperature in Ithaca in September is 61.3°F (49.7°F–72.9°F). Average precipitation: 2.73 inches.
September is a fall month in Ithaca, and is warmer than the annual average of 47°F. Daily temperatures swing about 23.2°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
72.9°F
Avg Low
49.7°F
Precipitation
2.73 in
Daylight
12h 17m
September records in Ithaca
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (1953) | 34.0°F (1896) | 1.55 in (1945) |
| September 2 | 97.0°F (1953) | 33.1°F (1909) | 1.75 in (2018) |
| September 3 | 95.0°F (1894) | 33.1°F (1908) | 1.04 in (1966) |
| September 4 | 93.0°F (1894) | 37.9°F (1974) | 1.77 in (1918) |
| September 5 | 93.0°F (1954) | 33.1°F (1888) | 5.50 in (1894) |
| September 6 | 95.0°F (1901) | 30.9°F (1888) | 1.79 in (1971) |
| September 7 | 93.9°F (1959) | 36.0°F (1986) | 2.19 in (1989) |
| September 8 | 97.0°F (1933) | 36.0°F (1914) | 1.78 in (1941) |
| September 9 | 97.0°F (1931) | 35.1°F (1891) | 1.24 in (1887) |
| September 10 | 96.1°F (1931) | 32.0°F (1917) | 1.81 in (1922) |
| September 11 | 98.1°F (1931) | 33.1°F (1898) | 9.33 in (1986) |
| September 12 | 96.1°F (1931) | 33.1°F (1964) | 1.90 in (1963) |
| September 13 | 93.9°F (1952) | 33.1°F (1888) | 2.13 in (1950) |
| September 14 | 95.0°F (1939) | 27.0°F (1899) | 2.16 in (1931) |
| September 15 | 97.0°F (1927) | 33.1°F (1899) | 1.65 in (1920) |
| September 16 | 89.1°F (1899) | 34.0°F (1945) | 2.10 in (1970) |
| September 17 | 93.9°F (1906) | 30.9°F (1937) | 1.33 in (1980) |
| September 18 | 91.0°F (1908) | 32.0°F (1916) | 1.87 in (1977) |
| September 19 | 90.0°F (1932) | 28.9°F (1916) | 4.02 in (1977) |
| September 20 | 91.9°F (1895) | 30.9°F (1937) | 1.87 in (1957) |
| September 21 | 91.9°F (1895) | 30.0°F (1897) | 2.51 in (1947) |
| September 22 | 91.9°F (1895) | 30.0°F (1974) | 1.30 in (1909) |
| September 23 | 91.9°F (1895) | 26.1°F (1896) | 2.58 in (1898) |
| September 24 | 95.0°F (2017) | 24.1°F (1887) | 1.52 in (2006) |
| September 25 | 93.9°F (2017) | 28.9°F (1926) | 1.26 in (1933) |
| September 26 | 90.0°F (1908) | 30.0°F (1918) | 1.37 in (2005) |
| September 27 | 90.0°F (2017) | 28.0°F (1965) | 1.36 in (1927) |
| September 28 | 90.0°F (1891) | 27.0°F (1991) | 2.09 in (1999) |
| September 29 | 89.1°F (1921) | 24.1°F (1893) | 2.09 in (1906) |
| September 30 | 88.0°F (1897) | 27.0°F (1899) | 1.71 in (1941) |