September weather in De Kalb, TX
The average temperature in De Kalb in September is 75.2°F (62.5°F–87.9°F). Average precipitation: 4.14 inches.
September is a fall month in De Kalb, and is warmer than the annual average of 63.1°F. Daily temperatures swing about 25.4°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 12h 12m. For travel, September is a comfortable month to visit.
Avg High
87.9°F
Avg Low
62.5°F
Precipitation
4.14 in
Daylight
12h 12m
September records in De Kalb
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 108.0°F (2000) | 62.1°F (1988) | 2.81 in (2001) |
| September 2 | 109.9°F (2000) | 53.1°F (1987) | 1.55 in (1992) |
| September 3 | 108.0°F (2000) | 62.1°F (2016) | 0.38 in (2001) |
| September 4 | 109.9°F (2000) | 51.1°F (2010) | 2.57 in (1953) |
| September 5 | 108.0°F (2000) | 54.0°F (1997) | 2.10 in (1986) |
| September 6 | 102.9°F (1990) | 57.9°F (1997) | 2.70 in (1973) |
| September 7 | 104.0°F (2012) | 53.1°F (1988) | 1.19 in (1957) |
| September 8 | 100.0°F (1985) | 52.0°F (2011) | 0.93 in (1967) |
| September 9 | 98.1°F (1985) | 48.9°F (2012) | 1.70 in (2001) |
| September 10 | 102.0°F (1980) | 51.1°F (2012) | 1.90 in (1951) |
| September 11 | 102.0°F (1980) | 51.1°F (2012) | 1.00 in (1990) |
| September 12 | 100.0°F (1980) | 54.0°F (2001) | 4.26 in (1998) |
| September 13 | 104.0°F (2011) | 54.0°F (2001) | 2.46 in (1950) |
| September 14 | 107.1°F (2011) | 54.0°F (1999) | 2.00 in (1993) |
| September 15 | 102.9°F (1980) | 48.0°F (1993) | 1.72 in (1950) |
| September 16 | 105.1°F (1980) | 46.9°F (1993) | 2.74 in (1950) |
| September 17 | 102.9°F (1980) | 42.1°F (2000) | 2.61 in (1964) |
| September 18 | 98.1°F (2013) | 42.1°F (2000) | 3.00 in (1979) |
| September 19 | 97.0°F (2010) | 44.1°F (1981) | 2.19 in (1976) |
| September 20 | 99.0°F (2010) | 45.0°F (1981) | 2.00 in (2013) |
| September 21 | 98.1°F (2000) | 39.0°F (1983) | 2.20 in (1992) |
| September 22 | 97.0°F (2016) | 35.1°F (1983) | 2.62 in (1965) |
| September 23 | 96.1°F (1980) | 37.9°F (1983) | 3.00 in (1955) |
| September 24 | 99.0°F (2000) | 39.0°F (1983) | 2.67 in (1955) |
| September 25 | 93.0°F (2010) | 44.1°F (1983) | 2.21 in (2000) |
| September 26 | 95.0°F (2011) | 39.9°F (2000) | 1.80 in (1993) |
| September 27 | 93.0°F (1986) | 39.9°F (1985) | 1.72 in (1958) |
| September 28 | 95.0°F (1994) | 44.1°F (1996) | 4.23 in (1964) |
| September 29 | 96.1°F (1994) | 46.0°F (2000) | 3.51 in (1980) |
| September 30 | 95.0°F (2011) | 39.0°F (1999) | 1.55 in (1988) |