Weather on September 22
Round Rock, TX
55 Years of Data
About This Date
September 22nd in Round Rock, TX typically brings warm fall weather, with average highs around 88°F and lows near 64°F. Over 55 years of records, the warmest September 22nd was in 2024 (86°F average), while the coldest was 1983 (56°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 25% of September 22nd dates historically, with the wettest September 22nd recording 8.28" of rain. The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
Planning for September 22nd in Round Rock, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 97° | 74° | 85° | — | — |
| 2024warmest | 96° | 75° | 86° | — | — |
| 2023 | 96° | 74° | 85° | — | — |
| 2022 | 95° | 68° | 82° | — | — |
| 2021 | 89° | 64° | 77° | — | — |
| 2020 | 67° | 66° | 66° | 2.54" | — |
| 2019 | 95° | 76° | 85° | — | — |
| 2018 | 85° | 72° | 78° | 8.28" | — |
| 2017 | 93° | 73° | 83° | — | — |
| 2016 | 91° | 67° | 79° | — | — |
| 2015 | 93° | 68° | 81° | — | — |
| 2014 | 88° | 66° | 77° | — | — |
| 2013 | 82° | 59° | 71° | — | — |
| 2012 | 89° | 58° | 73° | — | — |
| 2011 | 97° | 67° | 82° | — | — |
| 2010 | 86° | 67° | 76° | 1.04" | — |
| 2009 | 95° | 65° | 80° | 3.84" | — |
| 2008 | 91° | 62° | 77° | — | — |
| 2007 | 91° | 65° | 78° | — | — |
| 2006 | 92° | 68° | 80° | — | — |
| 2005 | 98° | 67° | 82° | — | — |
| 2004 | 91° | 67° | 79° | — | — |
| 2003 | 71° | 62° | 67° | 0.15" | — |
| 2002 | 89° | 59° | 74° | — | — |
| 2001 | 84° | 67° | 75° | 0.03" | — |
| 2000 | 88° | 71° | 79° | — | — |
| 1999 | 81° | 51° | 66° | — | — |
| 1998 | 93° | 72° | 82° | — | — |
| 1997 | 92° | 71° | 81° | 0.53" | — |
| 1996 | 83° | 64° | 73° | — | — |
| 1995 | 74° | 47° | 60° | 3.33" | — |
| 1994 | 87° | 61° | 74° | — | — |
| 1993 | 93° | 73° | 83° | — | — |
| 1992 | 96° | 69° | 83° | 0.97" | — |
| 1991 | 79° | 51° | 65° | — | — |
| 1990 | 95° | 74° | 84° | — | — |
| 1989 | 89° | 60° | 75° | — | — |
| 1988 | 96° | 70° | 83° | — | — |
| 1987 | 85° | 65° | 75° | — | — |
| 1986 | 90° | 72° | 81° | — | — |
| 1985 | 90° | 68° | 79° | — | — |
| 1984 | 77° | 64° | 71° | 0.3" | — |
| 1983coldest | 79° | 34° | 56° | — | — |
| 1982 | 85° | 50° | 67° | — | — |
| 1981 | 98° | 60° | 79° | — | — |
| 1980 | 95° | 73° | 84° | — | — |
| 1979 | 91° | 51° | 71° | — | — |
| 1978 | 84° | 63° | 73° | 0.25" | — |
| 1977 | 96° | 65° | 80° | — | — |
| 1976 | 83° | 52° | 67° | — | — |
| 1975 | 74° | 52° | 63° | 0.03" | — |
| 1974 | 76° | 64° | 70° | 2.54" | — |
| 1973 | 91° | 68° | 80° | — | — |
| 1972 | 86° | 64° | 75° | — | — |
| 1971 | 80° | 64° | 72° | 4.27" | — |
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.