December weather in Morton, TX
The average temperature in Morton in December is 40.6°F (25.9°F–55.3°F). Average precipitation: 0.63 inches. Average snowfall is 1.6 inches.
December is a winter month in Morton, and is cooler than the annual average of 59.4°F. Daily temperatures swing about 29.4°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 9h 46m. For travel, December is cool.
Avg High
55.3°F
Avg Low
25.9°F
Precipitation
0.63 in
Snow
1.6 in
December records in Morton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 80.1°F (2003) | 12.0°F (1974) | 0.27 in (1962) |
| December 2 | 78.1°F (1973) | 12.0°F (1985) | 0.40 in (1971) |
| December 3 | 80.1°F (2008) | 12.0°F (1985) | 0.50 in (2002) |
| December 4 | 81.0°F (2010) | 16.0°F (1978) | 0.54 in (2002) |
| December 5 | 78.1°F (2007) | 16.0°F (1990) | 0.26 in (2011) |
| December 6 | 75.0°F (1987) | 3.9°F (2011) | 0.40 in (1999) |
| December 7 | 75.9°F (1966) | 3.9°F (2011) | 0.18 in (1961) |
| December 8 | 77.0°F (1987) | 1.9°F (2005) | 0.84 in (2018) |
| December 9 | 78.1°F (1984) | -4.0°F (1978) | 0.70 in (1960) |
| December 10 | 75.9°F (1970) | -0.9°F (1978) | 0.36 in (1964) |
| December 11 | 77.0°F (1975) | 9.0°F (2012) | 0.63 in (2007) |
| December 12 | 77.0°F (2025) | 3.9°F (1989) | 0.46 in (2001) |
| December 13 | 75.9°F (1995) | 6.1°F (1985) | 0.30 in (1937) |
| December 14 | 77.0°F (2025) | 10.0°F (1985) | 0.98 in (1987) |
| December 15 | 78.1°F (2010) | -0.9°F (1987) | 0.63 in (2007) |
| December 16 | 75.0°F (2010) | -0.9°F (1987) | 1.02 in (1984) |
| December 17 | 77.0°F (2006) | 1.0°F (1987) | 0.40 in (1959) |
| December 18 | 73.9°F (1970) | 1.0°F (2016) | 0.50 in (1986) |
| December 19 | 73.9°F (1978) | 1.0°F (2016) | 0.40 in (1987) |
| December 20 | 75.9°F (2025) | 5.0°F (1996) | 1.22 in (2006) |
| December 21 | 77.0°F (2025) | 3.9°F (1983) | 1.22 in (1991) |
| December 22 | 77.0°F (2003) | -0.9°F (1989) | 0.43 in (1986) |
| December 23 | 81.0°F (2025) | -2.9°F (1989) | 0.30 in (2002) |
| December 24 | 80.1°F (2025) | -4.0°F (1983) | 1.00 in (2009) |
| December 25 | 81.0°F (2025) | -4.0°F (1983) | 0.64 in (2011) |
| December 26 | 79.0°F (2025) | 6.1°F (1983) | 0.15 in (1987) |
| December 27 | 75.9°F (1971) | 5.0°F (1987) | 1.15 in (2015) |
| December 28 | 75.0°F (2025) | 8.1°F (1966) | 0.33 in (2015) |
| December 29 | 69.1°F (1964) | -4.0°F (1982) | 0.30 in (1969) |
| December 30 | 73.9°F (1992) | -2.9°F (1983) | 0.73 in (2006) |
| December 31 | 75.9°F (2008) | 6.1°F (2014) | 0.86 in (1974) |