Weather on September 4
Round Rock, TX
55 Years of Data
Avg High
94°F
Avg Low
68°F
Warmest
2000
91°F avg
Coldest
1995
55°F avg
About This Date
September 4th in Round Rock, TX typically brings hot fall weather, with average highs around 94°F and lows near 68°F — a 26°F daily swing. Over 54 years of records, the warmest September 4th was in 2000 (91°F average), while the coldest was 1995 (55°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 26% of September 4th dates historically, with the wettest September 4th recording 4.7" of rain. The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
Planning for September 4th in Round Rock, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 95° | 66° | 81° | — | — |
| 2024 | 87° | 71° | 79° | 0.84" | — |
| 2023 | 102° | 75° | 89° | — | — |
| 2022 | 86° | 69° | 78° | — | — |
| 2021 | 97° | 75° | 86° | — | — |
| 2020 | 83° | 70° | 76° | 0.89" | — |
| 2019 | 99° | 69° | 84° | — | — |
| 2018 | 94° | 74° | 84° | 0.48" | — |
| 2017 | 89° | 66° | 78° | — | — |
| 2016 | 89° | 71° | 80° | — | — |
| 2015 | 92° | 71° | 81° | — | — |
| 2014 | 97° | 75° | 86° | — | — |
| 2013 | 101° | 70° | 85° | 0.2" | — |
| 2012 | 100° | 74° | 87° | — | — |
| 2011 | 99° | 74° | 86° | — | — |
| 2010 | 83° | 70° | 76° | 0.61" | — |
| 2009 | 101° | 71° | 86° | — | — |
| 2008 | 91° | 67° | 79° | — | — |
| 2007 | 95° | 69° | 82° | 0.08" | — |
| 2005 | 91° | 69° | 80° | — | — |
| 2004 | 83° | 63° | 73° | — | — |
| 2003 | 90° | 70° | 80° | — | — |
| 2002 | 97° | 71° | 84° | — | — |
| 2001 | 95° | 68° | 82° | 0.94" | — |
| 2000warmest | 108° | 74° | 91° | — | — |
| 1999 | 98° | 73° | 86° | — | — |
| 1998 | 102° | 74° | 88° | — | — |
| 1997 | 96° | 69° | 83° | 4.7" | — |
| 1996 | 90° | 68° | 79° | 0.38" | — |
| 1995coldest | 101° | 10° | 55° | — | — |
| 1994 | 92° | 70° | 81° | — | — |
| 1993 | 80° | 65° | 72° | 0.2" | — |
| 1992 | 96° | 66° | 81° | 1.19" | — |
| 1991 | 87° | 68° | 78° | 0.74" | — |
| 1990 | 93° | 69° | 81° | 0.1" | — |
| 1989 | 101° | 76° | 88° | — | — |
| 1988 | 91° | 63° | 77° | — | — |
| 1987 | 94° | 64° | 79° | — | — |
| 1986 | 94° | 72° | 83° | — | — |
| 1985 | 105° | 74° | 89° | — | — |
| 1984 | 87° | 65° | 76° | 2.34" | — |
| 1983 | 94° | 66° | 80° | — | — |
| 1982 | 100° | 76° | 88° | — | — |
| 1981 | 94° | 70° | 82° | — | — |
| 1980 | 100° | 68° | 84° | — | — |
| 1979 | 95° | 64° | 80° | — | — |
| 1978 | 98° | 66° | 82° | — | — |
| 1977 | 102° | 62° | 82° | — | — |
| 1976 | 95° | 72° | 83° | — | — |
| 1975 | 94° | 67° | 80° | — | — |
| 1974 | 83° | 54° | 68° | — | — |
| 1973 | 93° | 70° | 81° | — | — |
| 1972 | 97° | 71° | 84° | — | — |
| 1971 | 97° | 75° | 86° | — | — |
54 years of data from GEORGETOWN