December weather in Hillsboro, TX
The average temperature in Hillsboro in December is 48.2°F (36.1°F–60.4°F). Average precipitation: 3.10 inches. Average snowfall is 0.2 inches.
December is a winter month in Hillsboro, and is cooler than the annual average of 66.1°F. Daily temperatures swing about 24.3°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 9h 55m. For travel, December is cool.
Avg High
60.4°F
Avg Low
36.1°F
Precipitation
3.10 in
Snow
0.2 in
December records in Hillsboro
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 84.0°F (1950) | 21.0°F (2006) | 1.65 in (1913) |
| December 2 | 82.9°F (2012) | 19.9°F (1985) | 4.52 in (1913) |
| December 3 | 82.9°F (1977) | 16.0°F (1929) | 2.37 in (1913) |
| December 4 | 90.0°F (2005) | 17.1°F (1929) | 2.40 in (1998) |
| December 5 | 81.0°F (2017) | 16.0°F (2006) | 1.75 in (1930) |
| December 6 | 81.0°F (1956) | 10.9°F (1950) | 2.03 in (1969) |
| December 7 | 82.9°F (1939) | 12.9°F (1950) | 1.80 in (1911) |
| December 8 | 82.0°F (1977) | 17.1°F (1917) | 1.63 in (1960) |
| December 9 | 81.0°F (1918) | 12.9°F (2005) | 1.93 in (2002) |
| December 10 | 82.0°F (1933) | 14.0°F (2005) | 1.82 in (1971) |
| December 11 | 84.0°F (2021) | 16.0°F (1917) | 4.68 in (1985) |
| December 12 | 79.0°F (1920) | 16.0°F (1917) | 2.62 in (1999) |
| December 13 | 84.0°F (1933) | 16.0°F (1917) | 2.70 in (1918) |
| December 14 | 81.0°F (1933) | 15.1°F (1919) | 1.72 in (1992) |
| December 15 | 81.0°F (1924) | 12.9°F (1916) | 2.07 in (1906) |
| December 16 | 82.9°F (1977) | 9.0°F (1989) | 3.17 in (2001) |
| December 17 | 82.9°F (2021) | 12.9°F (1932) | 1.04 in (1937) |
| December 18 | 81.0°F (1980) | 12.9°F (1932) | 1.31 in (1984) |
| December 19 | 82.0°F (2012) | 12.9°F (1924) | 3.00 in (1952) |
| December 20 | 81.0°F (1921) | 10.9°F (1924) | 1.42 in (1911) |
| December 21 | 82.9°F (2025) | 14.0°F (1924) | 5.91 in (1997) |
| December 22 | 87.1°F (2010) | 3.9°F (1929) | 1.10 in (2013) |
| December 23 | 79.0°F (2025) | -6.0°F (1989) | 1.25 in (1912) |
| December 24 | 90.0°F (1955) | 8.1°F (1929) | 1.25 in (1979) |
| December 25 | 81.0°F (2025) | 6.1°F (1983) | 1.86 in (1975) |
| December 26 | 82.9°F (2021) | 14.0°F (1983) | 2.14 in (1987) |
| December 27 | 82.0°F (2016) | 15.1°F (1924) | 3.22 in (1936) |
| December 28 | 82.0°F (1921) | 12.9°F (1924) | 1.02 in (1937) |
| December 29 | 84.0°F (2021) | 10.9°F (1983) | 1.17 in (2024) |
| December 30 | 80.1°F (2022) | 5.0°F (1983) | 3.25 in (1933) |
| December 31 | 86.0°F (2024) | 12.0°F (1976) | 2.10 in (1978) |