December weather in Gainesville, TX
The average temperature in Gainesville in December is 44.3°F (34.2°F–54.5°F). Average precipitation: 3.11 inches. Average snowfall is 0.3 inches.
December is a winter month in Gainesville, and is cooler than the annual average of 63.2°F. Daily temperatures swing about 20.3°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 9h 47m. For travel, December is cool.
Avg High
54.5°F
Avg Low
34.2°F
Precipitation
3.11 in
Snow
0.3 in
December records in Gainesville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 77.0°F (2014) | 19.9°F (2006) | 0.34 in (2006) |
| December 2 | 79.0°F (2012) | 19.0°F (2006) | 1.34 in (2009) |
| December 3 | 80.1°F (2012) | 23.0°F (2014) | 2.10 in (1993) |
| December 4 | 82.0°F (2005) | 23.0°F (2006) | 1.25 in (1998) |
| December 5 | 81.0°F (2017) | 23.0°F (2005) | 0.57 in (2011) |
| December 6 | 75.9°F (1998) | 19.9°F (2013) | 1.58 in (2013) |
| December 7 | 73.9°F (2001) | 12.9°F (2013) | 0.60 in (2004) |
| December 8 | 78.1°F (2007) | 10.9°F (2005) | 0.66 in (1997) |
| December 9 | 77.0°F (2023) | 9.0°F (2005) | 0.76 in (1992) |
| December 10 | 78.1°F (2020) | 14.0°F (1995) | 1.35 in (2002) |
| December 11 | 78.1°F (2021) | 12.9°F (2013) | 1.15 in (1988) |
| December 12 | 78.1°F (1996) | 12.9°F (1989) | 2.23 in (1999) |
| December 13 | 80.1°F (1993) | 12.0°F (1989) | 1.06 in (2000) |
| December 14 | 78.1°F (1995) | 19.9°F (1997) | 4.42 in (1992) |
| December 15 | 77.0°F (1995) | 19.0°F (1989) | 0.66 in (1992) |
| December 16 | 75.9°F (2021) | 8.1°F (1989) | 0.63 in (2011) |
| December 17 | 73.9°F (2024) | 10.9°F (1989) | 3.90 in (2001) |
| December 18 | 73.0°F (2006) | 9.0°F (2016) | 0.83 in (1995) |
| December 19 | 73.0°F (2012) | 9.0°F (2016) | 0.82 in (1991) |
| December 20 | 73.9°F (2012) | 10.0°F (2016) | 1.98 in (1987) |
| December 21 | 78.1°F (2025) | 14.0°F (2008) | 2.55 in (1997) |
| December 22 | 73.9°F (2010) | 1.0°F (1989) | 1.01 in (2013) |
| December 23 | 73.0°F (2003) | -7.1°F (1989) | 0.85 in (1991) |
| December 24 | 78.1°F (2025) | -7.1°F (1989) | 2.43 in (2023) |
| December 25 | 78.1°F (2021) | 14.0°F (1989) | 1.35 in (2009) |
| December 26 | 77.0°F (2021) | 14.0°F (2012) | 2.73 in (2000) |
| December 27 | 82.9°F (2025) | 14.0°F (2012) | 4.03 in (2015) |
| December 28 | 79.0°F (2025) | 19.0°F (2012) | 2.93 in (2015) |
| December 29 | 78.1°F (2025) | 21.0°F (2012) | 1.65 in (2010) |
| December 30 | 73.0°F (1999) | 9.0°F (1990) | 1.92 in (2006) |
| December 31 | 75.0°F (2024) | 9.0°F (1990) | 0.82 in (2002) |