Weather on September 1
Round Rock, TX
55 Years of Data
About This Date
September 1st in Round Rock, TX typically brings hot fall weather, with average highs around 94°F and lows near 70°F. Over 55 years of records, the warmest September 1st was in 2000 (93°F average), while the coldest was 1987 (74°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 22% of September 1st dates historically, with the wettest September 1st recording 4.27" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for September 1st in Round Rock, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 84° | 69° | 77° | 0.15" | — |
| 2024 | 93° | 72° | 82° | — | — |
| 2023 | 101° | 70° | 85° | — | — |
| 2022 | 90° | 71° | 80° | 1.55" | — |
| 2021 | 97° | 72° | 84° | — | — |
| 2020 | 100° | 80° | 90° | — | — |
| 2019 | 97° | 73° | 85° | — | — |
| 2018 | 99° | 70° | 84° | — | — |
| 2017 | 90° | 65° | 77° | — | — |
| 2016 | 91° | 71° | 81° | — | — |
| 2015 | 95° | 73° | 84° | — | — |
| 2014 | 97° | 73° | 85° | — | — |
| 2013 | 101° | 74° | 87° | — | — |
| 2012 | 99° | 71° | 85° | — | — |
| 2011 | 102° | 71° | 87° | — | — |
| 2010 | 101° | 77° | 89° | — | — |
| 2009 | 91° | 67° | 79° | — | — |
| 2008 | 93° | 72° | 82° | — | — |
| 2007 | 95° | 69° | 82° | — | — |
| 2006 | 96° | 67° | 81° | — | — |
| 2005 | 98° | 71° | 85° | — | — |
| 2004 | 87° | 66° | 77° | — | — |
| 2003 | 82° | 72° | 77° | 1.24" | — |
| 2002 | 97° | 73° | 85° | — | — |
| 2001 | 80° | 72° | 76° | 0.1" | — |
| 2000warmest | 107° | 78° | 93° | — | — |
| 1999 | 99° | 69° | 84° | — | — |
| 1998 | 95° | 71° | 83° | — | — |
| 1997 | 97° | 71° | 84° | — | — |
| 1996 | 85° | 67° | 76° | 4.22" | — |
| 1995 | 92° | 69° | 80° | — | — |
| 1994 | 91° | 73° | 82° | — | — |
| 1993 | 95° | 61° | 78° | 0.25" | — |
| 1992 | 91° | 71° | 81° | 1.19" | — |
| 1991 | 87° | 69° | 78° | 0.15" | — |
| 1990 | 104° | 74° | 89° | — | — |
| 1989 | 97° | 75° | 86° | — | — |
| 1988 | 91° | 65° | 78° | — | — |
| 1987coldest | 83° | 65° | 74° | — | — |
| 1986 | 92° | 70° | 81° | 2.54" | — |
| 1985 | 101° | 74° | 87° | — | — |
| 1984 | 95° | 67° | 81° | 0.25" | — |
| 1983 | 103° | 71° | 87° | — | — |
| 1982 | 100° | 75° | 88° | — | — |
| 1981 | 87° | 67° | 77° | 4.27" | — |
| 1980 | 100° | 74° | 87° | — | — |
| 1979 | 96° | 65° | 80° | — | — |
| 1978 | 90° | 68° | 79° | — | — |
| 1977 | 99° | 68° | 83° | — | — |
| 1976 | 85° | 69° | 77° | 0.05" | — |
| 1975 | 93° | 70° | 81° | — | — |
| 1974 | 95° | 71° | 83° | — | — |
| 1973 | 94° | 70° | 82° | — | — |
| 1972 | 93° | 69° | 81° | — | — |
| 1971 | 95° | 66° | 81° | — | — |
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
Round Rock, TX has no months that meet our "pleasant" threshold — every season has tradeoffs.