September weather in Glenwood, IN
The average temperature in Glenwood in September is 65.5°F (54.1°F–77.0°F). Average precipitation: 3.10 inches.
September is a fall month in Glenwood, and is warmer than the annual average of 51.7°F. Daily temperatures swing about 22.9°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 15m. For travel, September is one of the best months of the year to visit.
Avg High
77.0°F
Avg Low
54.1°F
Precipitation
3.10 in
Daylight
12h 15m
September records in Glenwood
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.0°F (1951) | 42.1°F (1919) | 2.26 in (2003) |
| September 2 | 97.0°F (1913) | 39.9°F (1909) | 2.47 in (1926) |
| September 3 | 100.9°F (1953) | 37.0°F (1908) | 3.06 in (1932) |
| September 4 | 97.0°F (2011) | 39.0°F (1928) | 1.13 in (1966) |
| September 5 | 95.0°F (1925) | 42.1°F (1902) | 1.98 in (1943) |
| September 6 | 97.0°F (1954) | 33.1°F (1924) | 1.00 in (1910) |
| September 7 | 97.0°F (1954) | 41.0°F (2024) | 1.90 in (1942) |
| September 8 | 97.0°F (1939) | 39.9°F (1944) | 2.79 in (2007) |
| September 9 | 95.0°F (1912) | 41.0°F (1944) | 3.30 in (2016) |
| September 10 | 97.0°F (1912) | 33.1°F (1924) | 2.56 in (1997) |
| September 11 | 96.1°F (1908) | 34.0°F (1917) | 2.17 in (2013) |
| September 12 | 95.0°F (1908) | 36.0°F (1955) | 1.95 in (1991) |
| September 13 | 97.0°F (1939) | 37.0°F (1975) | 1.09 in (1925) |
| September 14 | 99.0°F (1939) | 30.9°F (1923) | 1.37 in (1911) |
| September 15 | 99.0°F (1939) | 36.0°F (1902) | 1.45 in (2021) |
| September 16 | 95.0°F (1927) | 30.0°F (1916) | 1.10 in (1918) |
| September 17 | 93.0°F (1927) | 30.9°F (1937) | 1.72 in (1996) |
| September 18 | 91.0°F (1908) | 34.0°F (1903) | 1.10 in (1969) |
| September 19 | 93.9°F (1908) | 30.9°F (1916) | 0.99 in (2005) |
| September 20 | 97.0°F (1908) | 35.1°F (1937) | 2.15 in (1932) |
| September 21 | 96.1°F (1908) | 32.0°F (1927) | 1.39 in (1919) |
| September 22 | 93.0°F (2022) | 32.0°F (1918) | 2.88 in (1955) |
| September 23 | 91.9°F (1908) | 28.9°F (1913) | 1.52 in (1914) |
| September 24 | 91.9°F (1908) | 26.1°F (1928) | 1.68 in (1955) |
| September 25 | 93.9°F (1908) | 30.0°F (1942) | 2.95 in (1945) |
| September 26 | 93.0°F (1908) | 21.9°F (1928) | 1.42 in (1906) |
| September 27 | 90.0°F (1908) | 32.0°F (1940) | 1.73 in (1933) |
| September 28 | 91.0°F (1939) | 25.0°F (1942) | 2.02 in (2023) |
| September 29 | 89.1°F (1986) | 27.0°F (1942) | 3.35 in (1936) |
| September 30 | 98.1°F (1953) | 27.0°F (1916) | 2.05 in (1902) |