Weather on May 31
Round Rock, TX
55 Years of Data
Avg High
89°F
Avg Low
67°F
Warmest
2011
85°F avg
Coldest
1975
68°F avg
About This Date
May 31st in Round Rock, TX typically brings warm spring weather, with average highs around 89°F and lows near 67°F. Over 30 years of records, the warmest May 31st was in 2011 (85°F average), while the coldest was 1975 (68°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 20% of May 31st dates historically, with the wettest May 31st recording 2.59" of rain.
Planning for May 31st in Round Rock, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 80° | 69° | 75° | — | — |
| 2024 | 90° | 63° | 76° | 2.59" | — |
| 2023 | 88° | 65° | 76° | — | — |
| 2022 | 92° | 74° | 83° | — | — |
| 2021 | 85° | 67° | 76° | 0.38" | — |
| 2020 | 87° | 65° | 76° | — | — |
| 2019 | 81° | 70° | 75° | — | — |
| 2018 | 97° | 73° | 85° | — | — |
| 2017 | 84° | 65° | 74° | — | — |
| 2016 | 88° | 64° | 76° | 0.51" | — |
| 2015 | 84° | 65° | 74° | 0.43" | — |
| 2014 | 91° | 66° | 79° | — | — |
| 2013 | 88° | 73° | 80° | — | — |
| 2012 | 92° | 73° | 82° | — | — |
| 2011warmest | 95° | 76° | 85° | — | — |
| 2010 | 92° | 67° | 79° | — | — |
| 2009 | 91° | 67° | 79° | — | — |
| 2008 | 93° | 71° | 82° | — | — |
| 1982 | 95° | 72° | 83° | — | — |
| 1981 | 88° | 61° | 74° | — | — |
| 1980 | 93° | 72° | 82° | — | — |
| 1979 | 90° | 63° | 76° | 0.1" | — |
| 1978 | 92° | 70° | 81° | — | — |
| 1977 | 92° | 72° | 82° | — | — |
| 1976 | 89° | 65° | 77° | — | — |
| 1975coldest | 81° | 55° | 68° | 0.03" | — |
| 1974 | 92° | 67° | 79° | — | — |
| 1973 | 90° | 58° | 74° | — | — |
| 1972 | 85° | 64° | 74° | — | — |
| 1971 | 91° | 72° | 81° | — | — |
30 years of data from GEORGETOWN