Weather on December 16
Round Rock, TX
55 Years of Data
Avg High
64°F
Avg Low
41°F
Warmest
2021
72°F avg
Coldest
2008
30°F avg
About This Date
December 16th 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 16th was in 2021 (72°F average), while the coldest was 2008 (30°F) — a 42°F range across recorded history. Rain or other precipitation has occurred on about 23% of December 16th dates historically, with the wettest December 16th recording 1.19" of rain.
Planning for December 16th in Round Rock, TX? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 53° | 29° | 41° | — | — |
| 2024 | 75° | 67° | 71° | 0.08" | — |
| 2023 | 60° | 42° | 51° | 0.69" | — |
| 2022 | 62° | 33° | 48° | — | — |
| 2021warmest | 77° | 67° | 72° | — | — |
| 2020 | 55° | 34° | 44° | — | — |
| 2019 | 76° | 46° | 61° | — | — |
| 2018 | 65° | 34° | 49° | — | — |
| 2017 | 57° | 37° | 47° | — | — |
| 2016 | 50° | 43° | 46° | — | — |
| 2015 | 71° | 53° | 62° | — | — |
| 2014 | 70° | 43° | 56° | — | — |
| 2013 | 59° | 29° | 44° | — | — |
| 2012 | 70° | 54° | 62° | 0.15" | — |
| 2011 | 56° | 45° | 50° | 1.19" | — |
| 2010 | 75° | 53° | 64° | — | — |
| 2009 | 61° | 35° | 48° | — | — |
| 2008coldest | 33° | 27° | 30° | — | — |
| 1982 | 68° | 29° | 48° | — | — |
| 1981 | 72° | 34° | 53° | — | — |
| 1980 | 75° | 45° | 60° | 0.15" | — |
| 1979 | 62° | 34° | 48° | — | — |
| 1978 | 65° | 41° | 53° | — | — |
| 1977 | 85° | 55° | 70° | — | — |
| 1976 | 66° | 41° | 54° | 0.03" | — |
| 1975 | 54° | 37° | 45° | 0.61" | — |
| 1974 | 62° | 35° | 49° | — | — |
| 1973 | — | 34° | — | — | — |
| 1972 | 48° | 21° | 35° | — | — |
| 1971 | 69° | 41° | 55° | — | — |
30 years of data from GEORGETOWN