December weather in Edinburg, TX
The average temperature in Edinburg in December is 61.7°F (50.6°F–72.9°F). Average precipitation: 1.09 inches.
December is a winter month in Edinburg, and is cooler than the annual average of 75°F. Daily temperatures swing about 22.3°F between overnight low and afternoon high. Daylight averages about 10h 21m. For travel, December is one of the best months of the year to visit.
Avg High
72.9°F
Avg Low
50.6°F
Precipitation
1.09 in
Daylight
10h 21m
December records in Edinburg
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 86.0°F (2025) | 37.0°F (2020) | 1.16 in (2009) |
| December 2 | 84.9°F (2012) | 37.9°F (2020) | 1.15 in (1949) |
| December 3 | 91.0°F (2007) | 44.1°F (2009) | 0.09 in (2011) |
| December 4 | 87.1°F (2005) | 42.1°F (2009) | 1.95 in (2022) |
| December 5 | 86.0°F (2021) | 30.9°F (2009) | 0.09 in (1949) |
| December 6 | 84.0°F (2007) | 30.9°F (2009) | 0.05 in (2024) |
| December 7 | 84.9°F (2007) | 35.1°F (2011) | 0.60 in (2014) |
| December 8 | 87.1°F (2007) | 34.0°F (2005) | 0.13 in (2005) |
| December 9 | 89.1°F (2008) | 34.0°F (2005) | 0.12 in (2005) |
| December 10 | 89.1°F (2021) | 34.0°F (2005) | 0.22 in (2011) |
| December 11 | 88.0°F (2021) | 36.0°F (2013) | 1.30 in (2011) |
| December 12 | 88.0°F (2007) | 36.0°F (2013) | 0.11 in (1890) |
| December 13 | 90.0°F (2022) | 36.0°F (2013) | 0.07 in (1890) |
| December 14 | 88.0°F (2025) | 39.0°F (2010) | 0.13 in (1949) |
| December 15 | 86.0°F (2021) | 37.9°F (2010) | 0.28 in (2009) |
| December 16 | 88.0°F (2015) | 36.0°F (2008) | 2.70 in (2009) |
| December 17 | 86.0°F (2021) | 36.0°F (2008) | 1.40 in (2025) |
| December 18 | 90.0°F (2016) | 37.9°F (2007) | 0.23 in (2011) |
| December 19 | 88.0°F (2025) | 36.0°F (2016) | 0.40 in (2024) |
| December 20 | 87.1°F (2012) | 36.0°F (2016) | 0.15 in (2021) |
| December 21 | 89.1°F (2025) | 36.0°F (2016) | 0.00 in (1889) |
| December 22 | 88.0°F (2025) | 37.0°F (2022) | 0.03 in (2008) |
| December 23 | 87.1°F (2025) | 27.0°F (2022) | 1.15 in (2006) |
| December 24 | 86.0°F (2015) | 28.9°F (2022) | 0.20 in (2006) |
| December 25 | 88.0°F (2015) | 28.9°F (2022) | 0.05 in (2011) |
| December 26 | 89.1°F (2015) | 33.1°F (2010) | 0.03 in (1949) |
| December 27 | 87.1°F (2025) | 33.1°F (2010) | 0.70 in (2013) |
| December 28 | 90.0°F (2008) | 37.9°F (2010) | 0.05 in (2014) |
| December 29 | 88.0°F (2016) | 42.1°F (2014) | 0.13 in (2009) |
| December 30 | 88.0°F (2024) | 41.0°F (2012) | 0.60 in (2013) |
| December 31 | 93.0°F (2024) | 41.0°F (2012) | 2.00 in (2013) |