Weather on March 31
Round Rock, TX
55 Years of Data
Avg High
78°F
Avg Low
54°F
Warmest
1974
80°F avg
Coldest
1972
53°F avg
About This Date
March 31st in Round Rock, TX typically brings pleasant spring weather, with average highs around 78°F and lows near 54°F. Over 30 years of records, the warmest March 31st was in 1974 (80°F average), while the coldest was 1972 (53°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 27% of March 31st dates historically, with the wettest March 31st recording 0.79" of rain.
Planning for March 31st in Round Rock, TX? Great weather for outdoor activities.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 86° | 65° | 75° | — | — |
| 2025 | 79° | 67° | 73° | 0.03" | — |
| 2024 | 75° | 62° | 69° | — | — |
| 2023 | 71° | 59° | 65° | 0.2" | — |
| 2022 | 78° | 43° | 60° | — | — |
| 2021 | 79° | 58° | 68° | 0.08" | — |
| 2020 | 68° | 54° | 61° | 0.76" | — |
| 2019 | 68° | 44° | 56° | — | — |
| 2018 | 72° | 52° | 62° | — | — |
| 2017 | 80° | 50° | 65° | — | — |
| 2016 | 73° | 64° | 69° | — | — |
| 2015 | 78° | 64° | 71° | — | — |
| 2014 | 79° | 45° | 62° | — | — |
| 2013 | 82° | 63° | 72° | — | — |
| 2012 | 84° | 63° | 73° | — | — |
| 2011 | 66° | 44° | 55° | — | — |
| 2010 | 80° | 53° | 67° | — | — |
| 2009 | 83° | 54° | 68° | — | — |
| 2008 | 81° | 68° | 74° | 0.08" | — |
| 1982 | 87° | 66° | 77° | — | — |
| 1981 | 85° | 51° | 68° | — | — |
| 1980 | 76° | 47° | 61° | — | — |
| 1979 | 69° | 53° | 61° | 0.79" | — |
| 1978 | 80° | 52° | 66° | — | — |
| 1977 | 75° | 54° | 64° | — | — |
| 1976 | 72° | 36° | 54° | 0.3" | — |
| 1974warmest | 91° | 68° | 80° | — | — |
| 1973 | 76° | 44° | 60° | 0.1" | — |
| 1972coldest | 69° | 37° | 53° | — | — |
| 1971 | 83° | 49° | 66° | — | — |
30 years of data from GEORGETOWN