Weather on September 29
Round Rock, TX
55 Years of Data
Avg High
87°F
Avg Low
61°F
Warmest
1972
85°F avg
Coldest
1984
57°F avg
About This Date
September 29th in Round Rock, TX typically brings warm fall weather, with average highs around 87°F and lows near 61°F — a 26°F daily swing. Over 54 years of records, the warmest September 29th was in 1972 (85°F average), while the coldest was 1984 (57°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 24% of September 29th dates historically, with the wettest September 29th recording 10.49" of rain. The last decade has been 2.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.6°F warmer on this date compared to 20-30 years ago.
Planning for September 29th in Round Rock, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 91° | 62° | 77° | — | — |
| 2024 | 93° | 60° | 77° | — | — |
| 2023 | 94° | 70° | 82° | — | — |
| 2022 | 90° | 59° | 74° | — | — |
| 2021 | 95° | 66° | 81° | 10.49" | — |
| 2020 | 78° | 52° | 65° | — | — |
| 2019 | 93° | 76° | 84° | 0.23" | — |
| 2018 | 82° | 61° | 71° | 0.51" | — |
| 2017 | 80° | 68° | 74° | 1.42" | — |
| 2016 | 86° | 58° | 72° | — | — |
| 2015 | 85° | 66° | 75° | — | — |
| 2014 | 85° | 64° | 74° | — | — |
| 2013 | 89° | 63° | 76° | 7.01" | — |
| 2012 | 84° | 69° | 77° | 1.57" | — |
| 2011 | 101° | 62° | 81° | — | — |
| 2010 | 85° | 50° | 67° | — | — |
| 2009 | 90° | 58° | 74° | 2.11" | — |
| 2008 | 89° | 56° | 72° | — | — |
| 2007 | 92° | 66° | 79° | — | — |
| 2006 | 83° | 56° | 69° | — | — |
| 2004 | 87° | 60° | 74° | — | — |
| 2003 | 85° | 57° | 71° | — | — |
| 2002 | 91° | 65° | 78° | — | — |
| 2001 | 82° | 54° | 68° | — | — |
| 2000 | 84° | 52° | 68° | — | — |
| 1999 | 93° | 59° | 76° | — | — |
| 1998 | 94° | 71° | 82° | — | — |
| 1997 | 94° | 64° | 79° | — | — |
| 1996 | 74° | 50° | 62° | — | — |
| 1995 | 90° | 66° | 78° | — | — |
| 1994 | 95° | 63° | 79° | — | — |
| 1993 | 90° | 61° | 75° | — | — |
| 1992 | 80° | 57° | 69° | — | — |
| 1991 | 79° | 52° | 65° | — | — |
| 1990 | 89° | 64° | 77° | — | — |
| 1989 | 82° | 53° | 68° | — | — |
| 1988 | 95° | 65° | 80° | — | — |
| 1987 | 87° | 70° | 78° | — | — |
| 1986 | 90° | 75° | 82° | 0.61" | — |
| 1985 | 73° | 66° | 70° | 3.61" | — |
| 1984coldest | 63° | 52° | 57° | 0.51" | — |
| 1983 | 86° | 53° | 70° | — | — |
| 1982 | 92° | 69° | 80° | — | — |
| 1981 | 94° | 63° | 78° | — | — |
| 1980 | 78° | 62° | 70° | 0.13" | — |
| 1979 | 96° | 56° | 76° | — | — |
| 1978 | 89° | 53° | 71° | 0.03" | — |
| 1977 | 98° | 70° | 84° | — | — |
| 1976 | 78° | 58° | 68° | 0.03" | — |
| 1975 | 86° | 60° | 73° | — | — |
| 1974 | 78° | 48° | 63° | — | — |
| 1973 | 89° | 60° | 75° | — | — |
| 1972warmest | 96° | 73° | 85° | — | — |
| 1971 | 92° | 70° | 81° | — | — |
54 years of data from GEORGETOWN