Weather on March 31
Round Rock, TX
55 Years of Data
About This Date
March 31st in Round Rock, TX typically brings pleasant spring weather, with average highs around 75°F and lows near 51°F. Over 55 years of records, the warmest March 31st was in 1974 (80°F average), while the coldest was 1987 (42°F) — a 38°F range across recorded history. Rain or other precipitation has occurred on about 29% of March 31st dates historically, with the wettest March 31st recording 1.43" of rain. The last decade has been 4.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.4°F warmer on this date compared to 20-30 years ago.
Planning for March 31st in Round Rock, TX? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 86° | 65° | 75° | — | — |
| 2025 | 79° | 67° | 73° | 0.01" | — |
| 2024 | 75° | 62° | 69° | — | — |
| 2023 | 71° | 59° | 65° | 0.08" | — |
| 2022 | 78° | 43° | 60° | — | — |
| 2021 | 79° | 58° | 68° | 0.03" | — |
| 2020 | 68° | 54° | 61° | 0.3" | — |
| 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° | 0.03" | — |
| 2007 | 69° | 54° | 61° | 0.35" | — |
| 2006 | 82° | 66° | 74° | — | — |
| 2005 | 84° | 51° | 68° | — | — |
| 2004 | 83° | 48° | 65° | — | — |
| 2003 | 69° | 38° | 53° | — | — |
| 2002 | 81° | 53° | 67° | 0.28" | — |
| 2001 | 59° | 45° | 52° | 0.01" | — |
| 2000 | 71° | 49° | 60° | — | — |
| 1999 | 66° | 58° | 62° | — | — |
| 1998 | 84° | 47° | 65° | 1.43" | — |
| 1997 | 61° | 50° | 55° | — | — |
| 1996 | 85° | 47° | 66° | — | — |
| 1995 | 64° | 48° | 56° | 0.09" | — |
| 1994 | 63° | 52° | 57° | — | — |
| 1993 | 79° | 48° | 63° | — | — |
| 1992 | 69° | 45° | 57° | — | — |
| 1991 | 62° | 40° | 51° | 0.01" | — |
| 1990 | 66° | 52° | 59° | — | — |
| 1989 | 81° | 46° | 63° | — | — |
| 1988 | 60° | 41° | 51° | 0.03" | — |
| 1987coldest | 52° | 33° | 42° | — | — |
| 1986 | 83° | 52° | 67° | — | — |
| 1985 | 82° | 36° | 59° | — | — |
| 1984 | 70° | 47° | 58° | — | — |
| 1983 | 73° | 50° | 62° | 0.01" | — |
| 1982 | 87° | 66° | 77° | — | — |
| 1981 | 85° | 51° | 68° | — | — |
| 1980 | 76° | 47° | 61° | — | — |
| 1979 | 69° | 53° | 61° | 0.31" | — |
| 1978 | 80° | 52° | 66° | — | — |
| 1977 | 75° | 54° | 64° | — | — |
| 1976 | 72° | 36° | 54° | 0.12" | — |
| 1974warmest | 91° | 68° | 80° | — | — |
| 1973 | 76° | 44° | 60° | 0.04" | — |
| 1972 | 69° | 37° | 53° | — | — |
| 1971 | 83° | 49° | 66° | — | — |
Round Rock, TX Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Round Rock, TX Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Round Rock, TX Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Round Rock, TX
Most pleasant months in Round Rock, TX: February, March, April, October, November.
What to expect on March 31st
This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.
March 31st outlook →