Weather on December 27
Round Rock, TX
55 Years of Data
Avg High
64°F
Avg Low
41°F
Warmest
2025
75°F avg
Coldest
2012
33°F avg
About This Date
December 27th in Round Rock, TX typically brings mild winter weather, with average highs around 64°F and lows near 41°F. Over 30 years of records, the warmest December 27th was in 2025 (75°F average), while the coldest was 2012 (33°F) — a 42°F range across recorded history. Rain or other precipitation has occurred on about 20% of December 27th dates historically, with the wettest December 27th recording 7.24" of rain.
Planning for December 27th in Round Rock, TX? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 84° | 67° | 75° | — | — |
| 2024 | 72° | 42° | 57° | 0.08" | — |
| 2023 | 58° | 31° | 44° | — | — |
| 2022 | 61° | 29° | 45° | — | — |
| 2021 | 71° | 63° | 67° | — | — |
| 2020 | 68° | 37° | 53° | — | — |
| 2019 | 65° | 52° | 58° | — | — |
| 2018 | 68° | 48° | 58° | 7.24" | — |
| 2017 | 45° | 36° | 40° | 0.03" | — |
| 2016 | 81° | 62° | 71° | — | — |
| 2015 | 75° | 47° | 61° | 1.4" | — |
| 2014 | 69° | 54° | 61° | — | — |
| 2013 | 54° | 35° | 44° | — | — |
| 2012coldest | 41° | 25° | 33° | — | — |
| 2011 | 54° | 36° | 45° | — | — |
| 2010 | 49° | 25° | 37° | — | — |
| 2009 | 58° | 27° | 42° | — | — |
| 2008 | 78° | 68° | 73° | — | — |
| 1982 | 57° | 34° | 45° | — | — |
| 1981 | 72° | 36° | 54° | — | — |
| 1980 | 70° | 30° | 50° | — | — |
| 1979 | 72° | 53° | 62° | — | — |
| 1978 | 59° | 39° | 49° | — | — |
| 1977 | 54° | 28° | 41° | — | — |
| 1976 | 64° | 34° | 49° | — | — |
| 1975 | 68° | 35° | 52° | — | — |
| 1974 | 50° | 38° | 44° | 0.13" | — |
| 1973 | — | 27° | — | — | — |
| 1972 | 66° | 27° | 46° | — | — |
| 1971 | 76° | 64° | 70° | 0.08" | — |
30 years of data from GEORGETOWN