December weather in Cotulla, TX
The average temperature in Cotulla in December is 56.8°F (44.9°F–68.7°F). Average precipitation: 1.01 inches.
December is a winter month in Cotulla, and is cooler than the annual average of 73°F. Daily temperatures swing about 23.8°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 10h 12m. For travel, December is a comfortable month to visit.
Avg High
68.7°F
Avg Low
44.9°F
Precipitation
1.01 in
Daylight
10h 12m
December records in Cotulla
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 86.0°F (1978) | 23.0°F (2006) | 1.13 in (1971) |
| December 2 | 84.9°F (1978) | 30.9°F (1975) | 1.99 in (1965) |
| December 3 | 88.0°F (2021) | 32.0°F (1967) | 0.89 in (2016) |
| December 4 | 91.9°F (1977) | 27.0°F (2009) | 1.49 in (2016) |
| December 5 | 91.0°F (1977) | 23.0°F (2009) | 0.64 in (1976) |
| December 6 | 98.1°F (1951) | 24.1°F (1950) | 0.09 in (2017) |
| December 7 | 87.1°F (1966) | 23.0°F (1950) | 1.30 in (2017) |
| December 8 | 87.1°F (1977) | 30.0°F (1976) | 0.48 in (2001) |
| December 9 | 90.0°F (2021) | 23.0°F (1978) | 0.26 in (2002) |
| December 10 | 91.9°F (2021) | 21.0°F (1978) | 0.66 in (2011) |
| December 11 | 89.1°F (2007) | 21.9°F (1966) | 0.34 in (1977) |
| December 12 | 87.1°F (1973) | 21.0°F (1966) | 0.62 in (1976) |
| December 13 | 84.9°F (2022) | 21.9°F (1966) | 1.43 in (1963) |
| December 14 | 91.0°F (2019) | 26.1°F (1966) | 0.80 in (1965) |
| December 15 | 90.0°F (2019) | 30.0°F (1964) | 0.31 in (1965) |
| December 16 | 87.1°F (2021) | 19.9°F (1972) | 0.47 in (2017) |
| December 17 | 86.0°F (2002) | 24.1°F (1972) | 0.71 in (1965) |
| December 18 | 89.1°F (2012) | 26.2°F (2019) | 0.41 in (1965) |
| December 19 | 86.0°F (2012) | 29.1°F (2019) | 0.48 in (2017) |
| December 20 | 87.1°F (1951) | 23.0°F (1973) | 0.20 in (2019) |
| December 21 | 87.1°F (2007) | 16.0°F (1973) | 0.97 in (2011) |
| December 22 | 86.0°F (2025) | 24.1°F (1977) | 0.14 in (2011) |
| December 23 | 84.9°F (2015) | 23.0°F (1963) | 1.36 in (2006) |
| December 24 | 86.0°F (1964) | 20.1°F (2022) | 0.39 in (2006) |
| December 25 | 89.1°F (2016) | 21.9°F (2004) | 0.05 in (1974) |
| December 26 | 90.0°F (2021) | 23.0°F (2010) | 0.38 in (2013) |
| December 27 | 88.0°F (2025) | 28.0°F (2010) | 0.41 in (2013) |
| December 28 | 86.0°F (2024) | 24.1°F (1967) | 0.08 in (2014) |
| December 29 | 88.0°F (1951) | 27.0°F (1966) | 0.78 in (1969) |
| December 30 | 95.0°F (2024) | 27.0°F (2003) | 0.40 in (2006) |
| December 31 | 91.9°F (2021) | 28.0°F (1953) | 0.71 in (1978) |