Weather on November 18
Round Rock, TX
55 Years of Data
Avg High
71°F
Avg Low
48°F
Warmest
2025
77°F avg
Coldest
2014
38°F avg
About This Date
November 18th in Round Rock, TX typically brings pleasant fall weather, with average highs around 71°F and lows near 48°F. Over 30 years of records, the warmest November 18th was in 2025 (77°F average), while the coldest was 2014 (38°F) — a 39°F range across recorded history. Rain or other precipitation has occurred on about 23% of November 18th dates historically, with the wettest November 18th recording 8.41" of rain.
Planning for November 18th in Round Rock, TX? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 84° | 70° | 77° | — | — |
| 2024 | 82° | 66° | 74° | 0.25" | — |
| 2023 | 78° | 56° | 67° | — | — |
| 2022 | 60° | 42° | 51° | — | — |
| 2021 | 80° | 53° | 67° | — | — |
| 2020 | 79° | 45° | 62° | — | — |
| 2019 | 67° | 41° | 54° | — | — |
| 2018 | 72° | 43° | 57° | — | — |
| 2017 | 82° | 67° | 74° | — | — |
| 2016 | 79° | 61° | 70° | — | — |
| 2015 | 60° | 41° | 51° | 0.25" | — |
| 2014coldest | 49° | 27° | 38° | — | — |
| 2013 | 86° | 58° | 72° | — | — |
| 2012 | 68° | 35° | 52° | — | — |
| 2011 | 62° | 41° | 52° | — | — |
| 2010 | 79° | 41° | 60° | — | — |
| 2009 | 65° | 36° | 50° | — | — |
| 2008 | 76° | 39° | 57° | — | — |
| 1982 | 66° | 50° | 58° | 0.76" | — |
| 1981 | 80° | 42° | 61° | — | — |
| 1980 | 57° | 30° | 44° | — | — |
| 1979 | 80° | 56° | 68° | 0.81" | — |
| 1978 | 69° | 44° | 57° | — | — |
| 1977 | 78° | 58° | 68° | — | — |
| 1976 | 64° | 42° | 53° | — | — |
| 1975 | 75° | 61° | 68° | — | — |
| 1974 | 61° | 46° | 53° | — | — |
| 1973 | 81° | 55° | 68° | 1.27" | — |
| 1972 | 52° | 46° | 49° | 0.25" | — |
| 1971 | 72° | 53° | 62° | 8.41" | — |
30 years of data from GEORGETOWN