September weather in Brownsville, TN
The average temperature in Brownsville in September is 73.4°F (62.2°F–84.6°F). Average precipitation: 3.85 inches.
September is a fall month in Brownsville, and is warmer than the annual average of 61°F. Daily temperatures swing about 22.4°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
84.6°F
Avg Low
62.2°F
Precipitation
3.85 in
Daylight
12h 13m
September records in Brownsville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.0°F (1925) | 48.9°F (1967) | 4.92 in (2017) |
| September 2 | 104.0°F (1953) | 48.9°F (1967) | 2.64 in (1952) |
| September 3 | 104.0°F (1925) | 50.0°F (1955) | 2.28 in (1932) |
| September 4 | 106.0°F (1925) | 48.0°F (1974) | 1.18 in (1923) |
| September 5 | 106.0°F (1925) | 42.1°F (1997) | 2.50 in (1948) |
| September 6 | 106.0°F (1925) | 41.0°F (1997) | 1.45 in (1973) |
| September 7 | 106.0°F (1925) | 42.1°F (1997) | 2.84 in (1943) |
| September 8 | 108.0°F (1925) | 42.1°F (1997) | 2.35 in (1920) |
| September 9 | 104.0°F (1925) | 46.9°F (1956) | 2.53 in (1962) |
| September 10 | 100.0°F (1919) | 44.1°F (1924) | 1.83 in (1975) |
| September 11 | 98.1°F (1921) | 44.1°F (1940) | 3.53 in (1965) |
| September 12 | 99.0°F (1921) | 39.9°F (1997) | 1.26 in (1957) |
| September 13 | 98.1°F (1980) | 37.9°F (1997) | 3.10 in (2024) |
| September 14 | 98.1°F (1921) | 39.9°F (1997) | 1.37 in (1952) |
| September 15 | 99.0°F (1954) | 39.0°F (1997) | 1.30 in (2024) |
| September 16 | 98.1°F (1921) | 39.9°F (1916) | 2.82 in (1962) |
| September 17 | 100.0°F (1980) | 42.1°F (1916) | 2.80 in (1988) |
| September 18 | 98.1°F (1925) | 39.9°F (1903) | 2.00 in (1968) |
| September 19 | 100.0°F (1925) | 42.1°F (1916) | 3.00 in (2011) |
| September 20 | 98.1°F (1925) | 42.1°F (1938) | 3.75 in (1932) |
| September 21 | 98.1°F (1955) | 39.9°F (1918) | 2.80 in (2013) |
| September 22 | 97.0°F (1955) | 39.9°F (1927) | 2.33 in (2018) |
| September 23 | 97.0°F (2010) | 39.9°F (1953) | 2.13 in (1914) |
| September 24 | 96.1°F (1921) | 42.1°F (1974) | 3.02 in (1997) |
| September 25 | 96.1°F (1925) | 39.0°F (1965) | 2.30 in (1977) |
| September 26 | 97.0°F (2016) | 39.9°F (2001) | 1.62 in (2019) |
| September 27 | 97.0°F (1954) | 37.0°F (1942) | 4.63 in (2002) |
| September 28 | 96.1°F (1954) | 35.1°F (1942) | 2.06 in (2024) |
| September 29 | 98.1°F (1953) | 33.1°F (1942) | 3.21 in (1944) |
| September 30 | 100.0°F (1953) | 37.0°F (1916) | 3.30 in (1989) |