September weather in Whitney, TX
The average temperature in Whitney in September is 77.5°F (65.7°F–89.4°F). Average precipitation: 3.83 inches.
September is a fall month in Whitney, and is warmer than the annual average of 65.5°F. Daily temperatures swing about 23.7°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 12h 11m. For travel, September is hot.
Avg High
89.4°F
Avg Low
65.7°F
Precipitation
3.83 in
Daylight
12h 11m
September records in Whitney
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 109.0°F (2000) | 63.0°F (1971) | 3.21 in (1994) |
| September 2 | 109.9°F (2000) | 61.0°F (1987) | 3.38 in (2020) |
| September 3 | 109.9°F (2000) | 57.9°F (1974) | 1.84 in (1953) |
| September 4 | 111.0°F (2000) | 54.0°F (1952) | 3.09 in (2020) |
| September 5 | 113.0°F (2000) | 54.0°F (1952) | 5.66 in (2007) |
| September 6 | 107.1°F (2000) | 50.0°F (2022) | 2.37 in (1986) |
| September 7 | 105.1°F (2023) | 55.0°F (1974) | 1.97 in (2010) |
| September 8 | 105.1°F (1963) | 55.0°F (2003) | 10.50 in (2010) |
| September 9 | 102.0°F (1997) | 54.0°F (2020) | 1.83 in (2010) |
| September 10 | 102.0°F (1951) | 54.0°F (2004) | 2.22 in (1951) |
| September 11 | 100.0°F (1972) | 53.1°F (2017) | 1.05 in (1989) |
| September 12 | 102.0°F (2000) | 54.0°F (2022) | 2.20 in (2003) |
| September 13 | 105.1°F (2011) | 53.1°F (1954) | 1.18 in (1961) |
| September 14 | 107.1°F (2011) | 55.0°F (1989) | 2.55 in (1985) |
| September 15 | 104.0°F (2011) | 46.0°F (1998) | 1.75 in (1968) |
| September 16 | 100.0°F (1965) | 50.0°F (1993) | 2.73 in (1975) |
| September 17 | 100.9°F (1997) | 50.0°F (1951) | 1.64 in (1964) |
| September 18 | 100.9°F (1952) | 50.0°F (1951) | 0.79 in (2006) |
| September 19 | 100.0°F (1956) | 39.9°F (1981) | 1.78 in (2011) |
| September 20 | 104.0°F (1956) | 41.0°F (1981) | 2.70 in (2013) |
| September 21 | 102.0°F (1953) | 48.0°F (1971) | 0.79 in (1972) |
| September 22 | 100.0°F (1956) | 37.9°F (1983) | 3.72 in (1967) |
| September 23 | 100.9°F (2005) | 45.0°F (1983) | 1.70 in (1971) |
| September 24 | 100.0°F (2000) | 44.1°F (1999) | 2.08 in (2024) |
| September 25 | 104.0°F (2023) | 43.0°F (1989) | 0.70 in (2025) |
| September 26 | 105.1°F (2005) | 43.0°F (1989) | 0.92 in (2016) |
| September 27 | 106.0°F (2005) | 46.0°F (2000) | 2.12 in (1973) |
| September 28 | 108.0°F (1953) | 46.0°F (1996) | 2.37 in (1966) |
| September 29 | 105.1°F (2005) | 44.1°F (1967) | 2.86 in (1959) |
| September 30 | 100.0°F (1977) | 44.1°F (1984) | 4.00 in (1988) |