September weather in Tennyson, IN
The average temperature in Tennyson in September is 70.0°F (58.3°F–81.7°F). Average precipitation: 3.80 inches.
September is a fall month in Tennyson, and is warmer than the annual average of 57.3°F. Daily temperatures swing about 23.4°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 14m. For travel, September is a comfortable month to visit.
Avg High
81.7°F
Avg Low
58.3°F
Precipitation
3.80 in
Daylight
12h 14m
September records in Tennyson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 99.0°F (2011) | 50.0°F (2009) | 3.02 in (1950) |
| September 2 | 98.1°F (1898) | 52.0°F (1994) | 1.82 in (1931) |
| September 3 | 100.0°F (2011) | 51.1°F (1994) | 2.22 in (1993) |
| September 4 | 99.0°F (1898) | 48.0°F (1997) | 1.63 in (1991) |
| September 5 | 99.0°F (1899) | 45.0°F (1997) | 1.67 in (2021) |
| September 6 | 100.9°F (1899) | 46.0°F (2017) | 1.33 in (1943) |
| September 7 | 100.0°F (1899) | 44.1°F (2017) | 2.22 in (1996) |
| September 8 | 98.1°F (1899) | 43.0°F (2025) | 3.56 in (2018) |
| September 9 | 98.1°F (1900) | 43.0°F (2024) | 1.65 in (1997) |
| September 10 | 97.0°F (1900) | 46.0°F (1998) | 0.93 in (1937) |
| September 11 | 95.0°F (1900) | 44.1°F (1993) | 1.06 in (2014) |
| September 12 | 96.1°F (1991) | 48.0°F (1992) | 2.47 in (2006) |
| September 13 | 96.1°F (1991) | 44.1°F (2015) | 1.53 in (1957) |
| September 14 | 93.9°F (2025) | 42.1°F (1996) | 1.72 in (2004) |
| September 15 | 93.9°F (1991) | 42.1°F (1996) | 1.16 in (1993) |
| September 16 | 93.9°F (1991) | 43.0°F (2000) | 2.74 in (1996) |
| September 17 | 90.0°F (2025) | 42.1°F (1999) | 0.75 in (1958) |
| September 18 | 91.0°F (2010) | 44.1°F (1999) | 1.42 in (2006) |
| September 19 | 91.9°F (2018) | 41.0°F (2012) | 1.19 in (2022) |
| September 20 | 93.9°F (2018) | 37.9°F (1991) | 3.35 in (1932) |
| September 21 | 97.0°F (2010) | 37.0°F (1991) | 1.20 in (1934) |
| September 22 | 91.9°F (2005) | 37.0°F (1999) | 1.84 in (2009) |
| September 23 | 95.0°F (2007) | 34.0°F (1995) | 4.92 in (2006) |
| September 24 | 93.0°F (2007) | 33.1°F (1995) | 1.39 in (2018) |
| September 25 | 90.0°F (1998) | 39.9°F (1991) | 3.20 in (1945) |
| September 26 | 91.0°F (1898) | 34.0°F (2001) | 1.94 in (1931) |
| September 27 | 93.9°F (1998) | 34.0°F (1991) | 2.89 in (1996) |
| September 28 | 93.0°F (1999) | 37.9°F (2022) | 1.66 in (1944) |
| September 29 | 93.9°F (2019) | 37.0°F (1992) | 1.89 in (1934) |
| September 30 | 93.0°F (2019) | 28.0°F (1899) | 0.58 in (1939) |