Weather on August 20
Grand Prairie, TX
55 Years of Data
Avg High
96°F
Avg Low
75°F
Warmest
2023
95°F avg
Coldest
2004
73°F avg
About This Date
August 20th in Grand Prairie, TX typically brings hot summer weather, with average highs around 96°F and lows near 75°F. Over 55 years of records, the warmest August 20th was in 2023 (95°F average), while the coldest was 2004 (73°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 18% of August 20th dates historically, with the wettest August 20th recording 14.99" of rain. The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
Planning for August 20th in Grand Prairie, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 91° | 75° | 83° | 0.15" | — |
| 2024 | 102° | 81° | 91° | — | — |
| 2023warmest | 108° | 83° | 95° | — | — |
| 2022 | 91° | 75° | 83° | — | — |
| 2021 | 96° | 78° | 87° | — | — |
| 2020 | 96° | 68° | 82° | — | — |
| 2019 | 99° | 78° | 88° | — | — |
| 2018 | 92° | 76° | 84° | 0.28" | — |
| 2017 | 96° | 76° | 86° | — | — |
| 2016 | 84° | 70° | 77° | 1.02" | — |
| 2015 | 90° | 64° | 77° | 0.81" | — |
| 2014 | 91° | 75° | 83° | — | — |
| 2013 | 93° | 71° | 82° | — | — |
| 2012 | 91° | 67° | 79° | — | — |
| 2011 | 104° | 78° | 91° | — | — |
| 2010 | 102° | 79° | 90° | — | — |
| 2009 | 99° | 77° | 88° | — | — |
| 2008 | 80° | 73° | 77° | 0.53" | — |
| 2007 | 91° | 76° | 83° | — | — |
| 2006 | 102° | 84° | 93° | — | — |
| 2005 | 97° | 80° | 88° | — | — |
| 2004coldest | 76° | 71° | 73° | 4.14" | — |
| 2003 | 97° | 80° | 88° | — | — |
| 2002 | 92° | 78° | 85° | — | — |
| 2001 | 93° | 74° | 83° | — | — |
| 2000 | 101° | 73° | 87° | — | — |
| 1999 | 100° | 70° | 85° | 0.71" | — |
| 1998 | 98° | 75° | 87° | — | — |
| 1997 | 93° | 78° | 86° | — | — |
| 1996 | 93° | 72° | 82° | — | — |
| 1995 | 101° | 71° | 86° | 0.43" | — |
| 1994 | 96° | 70° | 83° | 3.2" | — |
| 1993 | 103° | 76° | 89° | — | — |
| 1992 | 86° | 64° | 75° | — | — |
| 1991 | 97° | 74° | 85° | — | — |
| 1990 | 99° | 78° | 88° | — | — |
| 1989 | 92° | 76° | 84° | — | — |
| 1988 | 99° | 77° | 88° | — | — |
| 1987 | 103° | 77° | 90° | — | — |
| 1986 | 96° | 79° | 87° | — | — |
| 1985 | 105° | 79° | 92° | — | — |
| 1984 | 101° | 80° | 90° | — | — |
| 1983 | 91° | 79° | 85° | — | — |
| 1982 | 100° | 78° | 89° | — | — |
| 1981 | 90° | 67° | 78° | — | — |
| 1980 | 103° | 78° | 90° | — | — |
| 1979 | 95° | 74° | 84° | — | — |
| 1978 | 102° | 75° | 89° | — | — |
| 1977 | 90° | 71° | 80° | 14.99" | — |
| 1976 | 93° | 72° | 82° | — | — |
| 1975 | 98° | 76° | 87° | — | — |
| 1974 | 99° | 76° | 87° | — | — |
| 1973 | 96° | 74° | 85° | — | — |
| 1972 | 98° | 71° | 85° | — | — |
| 1971 | 91° | 71° | 81° | — | — |
55 years of data from DALLAS HENSLEY FLD NAS