Unknown author / CC0
Grand Prairie, TX Weather on August 12
August 12th 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 12th was in 2023 (94°F average), while the coldest was 2018 (73°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 18% of August 12th dates historically, with the wettest August 12th recording 1.53" of rain. The last decade has been 2.2°F warmer on this date compared to 20-30 years ago.
What to Expect on August 12
Planning for August 12th in Grand Prairie, TX? Stay hydrated and seek shade during peak afternoon hours.
August 12 Weather Records for Grand Prairie
- •The all-time record high for August 12th in Grand Prairie, TX is 106°F, set in 2023.
- •The coldest August 12th on record dropped to 63°F in 1979.
- •Temperatures have reached 90°F or higher on August 12th in 44 of the last 55 years.
- •Last year (1971), August 12th was 11°F cooler than the long-term average.
Frequently Asked Questions
What was the warmest August 12 ever in Grand Prairie?
The warmest August 12 in Grand Prairie, TX reached 106°F in 2023. That is 10°F above the long-term average high of 96°F.
What was the coldest August 12 ever in Grand Prairie?
The coldest August 12 in Grand Prairie, TX dropped to 63°F in 1979. That is 12°F below the long-term average low of 75°F.
What is the average temperature on August 12 in Grand Prairie?
On August 12, Grand Prairie averages a high of 96°F and a low of 75°F based on 55 years of NOAA weather observations from DALLAS HENSLEY FLD NAS.
How many years of weather data are available for August 12 in Grand Prairie?
We have 55 years of weather records for August 12 in Grand Prairie, TX, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
August 12 Weather History in Grand Prairie
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 91°F | 77°F | -- | -- |
| 2024 | 98°F | 79°F | 0" | -- |
| 2023 | 106°F | 82°F | 0" | -- |
| 2022 | 98°F | 79°F | 0" | -- |
| 2021 | 98°F | 79°F | 0" | -- |
| 2020 | 99°F | 78°F | 0" | -- |
| 2019 | 101°F | 81°F | 0" | -- |
| 2018 | 77°F | 70°F | 1.53" | -- |
| 2017 | 98°F | 78°F | 0" | -- |
| 2016 | 100°F | 81°F | 0" | -- |
| 2015 | 101°F | 80°F | 0" | -- |
| 2014 | 95°F | 77°F | 0" | -- |
| 2013 | 100°F | 77°F | 0" | -- |
| 2012 | 97°F | 71°F | 0" | -- |
| 2011 | 106°F | 80°F | 0" | -- |
| 2010 | 102°F | 79°F | 0" | -- |
| 2009 | 91°F | 73°F | 0" | -- |
| 2008 | 89°F | 71°F | 0" | -- |
| 2007 | 98°F | 80°F | 0" | -- |
| 2006 | 103°F | 82°F | 0" | -- |
| 2005 | 93°F | 76°F | 0" | -- |
| 2004 | 87°F | 64°F | 0" | -- |
| 2003 | 96°F | 70°F | 0.54" | -- |
| 2002 | 88°F | 73°F | 0" | -- |
| 2001 | 99°F | 76°F | 0.16" | -- |
| 2000 | 103°F | 80°F | 0" | -- |
| 1999 | 106°F | 80°F | 0" | -- |
| 1998 | 103°F | 78°F | 0" | -- |
| 1997 | 93°F | 78°F | 0" | -- |
| 1996 | 88°F | 72°F | 0" | -- |
| 1995 | 94°F | 75°F | 0" | -- |
| 1994 | 96°F | 74°F | 0" | -- |
| 1993 | 100°F | 76°F | 0" | -- |
| 1992 | 86°F | 73°F | 0.88" | -- |
| 1991 | 83°F | 72°F | 1.17" | -- |
| 1990 | 96°F | 74°F | 0" | -- |
| 1989 | 88°F | 68°F | 0" | -- |
| 1988 | 101°F | 78°F | 0" | -- |
| 1987 | 101°F | 80°F | 0" | -- |
| 1986 | 91°F | 72°F | 0" | -- |
| 1985 | 98°F | 78°F | 0" | -- |
| 1984 | 87°F | 71°F | 0.37" | -- |
| 1983 | 104°F | 77°F | 0" | -- |
| 1982 | 98°F | 77°F | 0" | -- |
| 1981 | 96°F | 78°F | 0" | -- |
| 1980 | 101°F | 80°F | 0.26" | -- |
| 1979 | 89°F | 63°F | 0" | -- |
| 1978 | 102°F | 77°F | 0" | -- |
| 1977 | 98°F | 77°F | 0" | -- |
| 1976 | 96°F | 76°F | 0" | -- |
| 1975 | 96°F | 74°F | 0" | -- |
| 1974 | 94°F | 67°F | 0.43" | -- |
| 1973 | 95°F | 74°F | 0" | -- |
| 1972 | 94°F | 66°F | 0.43" | -- |
| 1971 | 85°F | 70°F | 0.06" | -- |
Based on 55 years of data from NOAA station: DALLAS HENSLEY FLD NAS
Monthly Climate Averages
Historical temperature and precipitation averages for Grand Prairie, TX, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.