December weather in Three Rivers, TX
The average temperature in Three Rivers in December is 54.9°F (44.5°F–65.3°F). Average precipitation: 1.65 inches. Average snowfall is 0.3 inches.
December is a winter month in Three Rivers, and is cooler than the annual average of 70.5°F. Daily temperatures swing about 20.8°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 10h 12m. For travel, December is a comfortable month to visit.
Avg High
65.3°F
Avg Low
44.5°F
Precipitation
1.65 in
Snow
0.3 in
December records in Three Rivers
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 87.1°F (2019) | 28.0°F (2006) | 0.27 in (2009) |
| December 2 | 84.9°F (2012) | 28.0°F (2006) | 0.80 in (2001) |
| December 3 | 84.9°F (2012) | 32.0°F (1985) | 0.89 in (2001) |
| December 4 | 87.1°F (2005) | 32.0°F (2007) | 0.60 in (2016) |
| December 5 | 86.0°F (2017) | 26.1°F (2009) | 3.21 in (2016) |
| December 6 | 87.1°F (1995) | 26.1°F (2009) | 0.07 in (1992) |
| December 7 | 86.0°F (1994) | 24.1°F (2011) | 0.66 in (2017) |
| December 8 | 88.0°F (1994) | 25.0°F (2011) | 1.93 in (2018) |
| December 9 | 87.1°F (1994) | 30.9°F (2011) | 0.76 in (2002) |
| December 10 | 84.9°F (1993) | 26.1°F (1995) | 0.36 in (2008) |
| December 11 | 89.1°F (2021) | 26.1°F (1995) | 0.20 in (2019) |
| December 12 | 87.1°F (2007) | 30.0°F (1986) | 0.28 in (2009) |
| December 13 | 84.0°F (1990) | 25.0°F (1997) | 0.43 in (2015) |
| December 14 | 84.9°F (2025) | 23.0°F (1985) | 0.13 in (1986) |
| December 15 | 88.0°F (2019) | 25.0°F (1985) | 0.90 in (1986) |
| December 16 | 86.0°F (2019) | 28.0°F (1985) | 0.67 in (1995) |
| December 17 | 82.9°F (1990) | 30.0°F (2007) | 0.43 in (2017) |
| December 18 | 89.1°F (1990) | 28.0°F (2019) | 1.31 in (1995) |
| December 19 | 86.0°F (2012) | 19.0°F (1996) | 1.35 in (1991) |
| December 20 | 86.0°F (2012) | 21.9°F (1996) | 0.43 in (1991) |
| December 21 | 84.9°F (2025) | 28.9°F (2012) | 0.67 in (2019) |
| December 22 | 88.0°F (1990) | 21.9°F (1983) | 3.35 in (1991) |
| December 23 | 87.1°F (1988) | 19.9°F (2022) | 0.46 in (1986) |
| December 24 | 84.0°F (2025) | 19.9°F (1983) | 1.64 in (2006) |
| December 25 | 84.9°F (2025) | 12.9°F (1983) | 0.40 in (2004) |
| December 26 | 86.0°F (2025) | 10.9°F (1983) | 1.24 in (1991) |
| December 27 | 88.0°F (2025) | 21.9°F (1983) | 0.27 in (2013) |
| December 28 | 87.1°F (2025) | 27.0°F (1983) | 1.24 in (1994) |
| December 29 | 87.1°F (2025) | 23.0°F (1983) | 0.16 in (2003) |
| December 30 | 84.0°F (1996) | 17.1°F (1983) | 1.05 in (2009) |
| December 31 | 91.0°F (2024) | 18.0°F (1983) | 0.61 in (1984) |