September weather in Kerrville, TX
The average temperature in Kerrville in September is 75.0°F (63.4°F–86.5°F). Average precipitation: 3.73 inches.
September is a fall month in Kerrville, and is warmer than the annual average of 64.6°F. Daily temperatures swing about 23.1°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 10m. For travel, September is a comfortable month to visit.
Avg High
86.5°F
Avg Low
63.4°F
Precipitation
3.73 in
Daylight
12h 10m
September records in Kerrville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.0°F (2000) | 57.0°F (2017) | 2.93 in (2001) |
| September 2 | 102.9°F (2000) | 54.0°F (1987) | 2.63 in (1981) |
| September 3 | 105.1°F (2000) | 55.0°F (1987) | 2.44 in (1976) |
| September 4 | 107.1°F (2000) | 57.9°F (1987) | 1.98 in (1992) |
| September 5 | 108.0°F (2000) | 48.9°F (1988) | 1.90 in (2007) |
| September 6 | 109.0°F (2000) | 46.0°F (2011) | 3.47 in (1985) |
| September 7 | 102.0°F (2000) | 48.0°F (2011) | 2.65 in (1980) |
| September 8 | 102.0°F (2012) | 52.0°F (2017) | 4.70 in (1980) |
| September 9 | 102.9°F (2023) | 51.1°F (2011) | 1.68 in (1978) |
| September 10 | 100.9°F (2023) | 48.9°F (2012) | 1.63 in (1990) |
| September 11 | 100.0°F (2000) | 52.0°F (2020) | 3.06 in (2009) |
| September 12 | 100.9°F (2000) | 51.1°F (2017) | 1.29 in (2003) |
| September 13 | 100.9°F (2000) | 52.0°F (2017) | 2.17 in (1993) |
| September 14 | 100.0°F (2011) | 54.0°F (1989) | 1.46 in (1993) |
| September 15 | 98.1°F (2011) | 46.9°F (1989) | 4.84 in (1991) |
| September 16 | 96.1°F (1997) | 48.0°F (1989) | 1.48 in (2012) |
| September 17 | 96.1°F (1997) | 46.0°F (1979) | 2.20 in (2006) |
| September 18 | 98.1°F (1997) | 45.0°F (1981) | 2.12 in (1988) |
| September 19 | 97.0°F (2019) | 41.0°F (1981) | 1.02 in (1976) |
| September 20 | 96.1°F (2019) | 41.0°F (1981) | 1.00 in (1995) |
| September 21 | 100.0°F (1999) | 48.9°F (1983) | 0.70 in (1995) |
| September 22 | 97.0°F (2005) | 37.0°F (1983) | 2.38 in (1995) |
| September 23 | 98.1°F (2005) | 39.0°F (1999) | 0.92 in (2001) |
| September 24 | 98.1°F (2023) | 41.0°F (1989) | 0.40 in (2004) |
| September 25 | 100.9°F (2023) | 37.9°F (1975) | 1.58 in (2000) |
| September 26 | 106.0°F (2005) | 37.0°F (1989) | 1.75 in (2016) |
| September 27 | 105.1°F (2005) | 41.0°F (1975) | 1.00 in (1980) |
| September 28 | 102.9°F (2005) | 42.1°F (1996) | 1.53 in (2017) |
| September 29 | 104.0°F (2005) | 41.0°F (1996) | 1.32 in (2021) |
| September 30 | 98.1°F (2011) | 39.9°F (1999) | 0.88 in (2018) |