Climate almanac
Round Rock
Texas, US · 30.51°, -97.68°
What is the climate like in Round Rock?
Round Rock is warmest in August, when daily highs average 97°F (36°C), and coolest in January, when lows fall to about 42°F (5°C). The wettest month is typically May and the driest is January; the year sees roughly 37 in of precipitation.
- Warmest monthAugust — average high 97°F (36°C)
- Coolest monthJanuary — average low 42°F (5°C)
- Wettest monthMay (5.7 in)
- Driest monthJanuary (2.1 in)
- Annual precipitation37 in