Weather on May 17
Round Rock, TX
55 Years of Data
Avg High
85°F
Avg Low
63°F
Warmest
2025
86°F avg
Coldest
2009
66°F avg
About This Date
May 17th in Round Rock, TX typically brings warm spring weather, with average highs around 85°F and lows near 63°F. Over 30 years of records, the warmest May 17th was in 2025 (86°F average), while the coldest was 2009 (66°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 27% of May 17th dates historically, with the wettest May 17th recording 5.74" of rain.
Planning for May 17th in Round Rock, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 97° | 76° | 86° | — | — |
| 2024 | 79° | 60° | 69° | 4.42" | — |
| 2023 | 80° | 63° | 71° | — | — |
| 2022 | 96° | 69° | 83° | — | — |
| 2021 | 79° | 69° | 74° | 5.74" | — |
| 2020 | 79° | 61° | 70° | — | — |
| 2019 | 85° | 66° | 75° | — | — |
| 2018 | 96° | 63° | 79° | — | — |
| 2017 | 84° | 68° | 76° | 0.03" | — |
| 2016 | 77° | 65° | 71° | — | — |
| 2015 | 84° | 66° | 75° | 1.75" | — |
| 2014 | 86° | 58° | 72° | — | — |
| 2013 | 91° | 68° | 80° | — | — |
| 2012 | 85° | 57° | 71° | — | — |
| 2011 | 85° | 54° | 69° | — | — |
| 2010 | 87° | 64° | 76° | — | — |
| 2009coldest | 75° | 58° | 66° | 4.01" | — |
| 2008 | 78° | 56° | 67° | — | — |
| 1982 | 88° | 60° | 74° | 0.08" | — |
| 1981 | 90° | 71° | 80° | — | — |
| 1980 | 91° | 62° | 77° | 0.56" | — |
| 1979 | 81° | 59° | 70° | — | — |
| 1978 | 92° | 72° | 82° | — | — |
| 1977 | 81° | 67° | 74° | — | — |
| 1976 | 80° | 61° | 70° | — | — |
| 1975 | 85° | 55° | 70° | — | — |
| 1974 | 90° | 75° | 82° | — | — |
| 1973 | 84° | 55° | 70° | — | — |
| 1972 | 83° | 58° | 70° | 2.41" | — |
| 1971 | 92° | 64° | 78° | — | — |
30 years of data from GEORGETOWN