Weather on July 21
Carrollton, TX
55 Years of Data
Avg High
97°F
Avg Low
78°F
Warmest
2018
97°F avg
Coldest
1985
78°F avg
About This Date
July 21st in Carrollton, TX typically brings hot summer weather, with average highs around 97°F and lows near 78°F. Over 55 years of records, the warmest July 21st was in 2018 (97°F average), while the coldest was 1985 (78°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 11% of July 21st dates historically, with the wettest July 21st recording 3.94" 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 July 21st in Carrollton, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 98° | 79° | 88° | — | — |
| 2024 | 86° | 71° | 79° | — | — |
| 2023 | 100° | 81° | 90° | — | — |
| 2022 | 100° | 82° | 91° | — | — |
| 2021 | 92° | 75° | 83° | — | — |
| 2020 | 92° | 78° | 85° | — | — |
| 2019 | 98° | 80° | 89° | — | — |
| 2018warmest | 110° | 84° | 97° | — | — |
| 2017 | 100° | 82° | 91° | — | — |
| 2016 | 99° | 83° | 91° | — | — |
| 2015 | 98° | 81° | 89° | — | — |
| 2014 | 97° | 74° | 85° | — | — |
| 2013 | 98° | 76° | 87° | — | — |
| 2012 | 108° | 77° | 92° | — | — |
| 2011 | 102° | 83° | 92° | — | — |
| 2010 | 95° | 80° | 88° | — | — |
| 2009 | 95° | 75° | 85° | 0.76" | — |
| 2008 | 100° | 81° | 90° | — | — |
| 2007 | 90° | 73° | 81° | 0.1" | — |
| 2006 | 103° | 82° | 92° | — | — |
| 2005 | 98° | 79° | 88° | — | — |
| 2004 | 93° | 76° | 84° | — | — |
| 2003 | 101° | 80° | 90° | — | — |
| 2002 | 96° | 79° | 87° | — | — |
| 2001 | 100° | 80° | 90° | — | — |
| 2000 | 101° | 81° | 91° | — | — |
| 1999 | 92° | 74° | 83° | — | — |
| 1998 | 102° | 81° | 91° | — | — |
| 1997 | 100° | 81° | 90° | — | — |
| 1996 | 101° | 81° | 91° | — | — |
| 1995 | 100° | 81° | 90° | — | — |
| 1994 | 97° | 80° | 88° | — | — |
| 1993 | 98° | 80° | 89° | — | — |
| 1992 | 88° | 75° | 81° | — | — |
| 1991 | 97° | 78° | 87° | — | — |
| 1990 | 98° | 74° | 86° | — | — |
| 1989 | 90° | 71° | 80° | — | — |
| 1988 | 92° | 70° | 81° | — | — |
| 1987 | 93° | 74° | 83° | — | — |
| 1986 | 96° | 74° | 85° | 3.94" | — |
| 1985coldest | 85° | 72° | 78° | 1.45" | — |
| 1984 | 98° | 77° | 88° | — | — |
| 1983 | 98° | 77° | 88° | — | — |
| 1982 | 101° | 80° | 90° | — | — |
| 1981 | 102° | 80° | 91° | — | — |
| 1980 | 101° | 77° | 89° | 0.38" | — |
| 1979 | 92° | 72° | 82° | — | — |
| 1978 | 99° | 80° | 89° | — | — |
| 1977 | 100° | 78° | 89° | — | — |
| 1976 | 92° | 73° | 82° | — | — |
| 1975 | 100° | 78° | 89° | — | — |
| 1974 | 104° | 81° | 92° | — | — |
| 1973 | 97° | 77° | 87° | — | — |
| 1972 | 88° | 72° | 80° | 0.03" | — |
| 1971 | 84° | 75° | 80° | — | — |
55 years of data from ADDISON AIRPORT