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Grand Prairie, TX Weather on May 15
May 15th in Grand Prairie, TX typically brings warm spring weather, with average highs around 83°F and lows near 64°F. Over 55 years of records, the warmest May 15th was in 1974 (83°F average), while the coldest was 2004 (61°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 15% of May 15th dates historically, with the wettest May 15th recording 2.51" of rain. The last decade has been 3.7°F warmer on this date compared to 20-30 years ago.
What to Expect on May 15
Planning for May 15th in Grand Prairie, TX? Stay hydrated and seek shade during peak afternoon hours.
May 15 Weather Records for Grand Prairie
- •The all-time record high for May 15th in Grand Prairie, TX is 95°F, set in 2022.
- •The coldest May 15th on record dropped to 48°F in 1973.
- •Temperatures have reached 90°F or higher on May 15th in 7 of the last 55 years.
Frequently Asked Questions
What was the warmest May 15 ever in Grand Prairie?
The warmest May 15 in Grand Prairie, TX reached 95°F in 2022. That is 12°F above the long-term average high of 83°F.
What was the coldest May 15 ever in Grand Prairie?
The coldest May 15 in Grand Prairie, TX dropped to 48°F in 1973. That is 16°F below the long-term average low of 64°F.
What is the average temperature on May 15 in Grand Prairie?
On May 15, Grand Prairie averages a high of 83°F and a low of 64°F based on 55 years of NOAA weather observations from DALLAS HENSLEY FLD NAS.
How many years of weather data are available for May 15 in Grand Prairie?
We have 55 years of weather records for May 15 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.
May 15 Weather History in Grand Prairie
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 90°F | 74°F | 0" | -- |
| 2024 | 89°F | 65°F | 0" | -- |
| 2023 | 85°F | 64°F | 0" | -- |
| 2022 | 95°F | 70°F | 0" | -- |
| 2021 | 84°F | 62°F | 0" | -- |
| 2020 | 88°F | 70°F | 0" | -- |
| 2019 | 82°F | 62°F | 0" | -- |
| 2018 | 87°F | 72°F | 0" | -- |
| 2017 | 88°F | 65°F | 0" | -- |
| 2016 | 73°F | 59°F | 0" | -- |
| 2015 | 83°F | 67°F | 0" | -- |
| 2014 | 72°F | 51°F | 0" | -- |
| 2013 | 85°F | 60°F | 0" | -- |
| 2012 | 82°F | 62°F | 0" | -- |
| 2011 | 74°F | 52°F | 0" | -- |
| 2010 | 87°F | 69°F | 2.11" | -- |
| 2009 | 85°F | 68°F | 0" | -- |
| 2008 | 76°F | 59°F | 1.02" | -- |
| 2007 | 88°F | 69°F | 0" | -- |
| 2006 | 80°F | 61°F | 0" | -- |
| 2005 | 79°F | 60°F | 0" | -- |
| 2004 | 68°F | 54°F | 0" | -- |
| 2003 | 84°F | 71°F | 0" | -- |
| 2002 | 73°F | 54°F | 0" | -- |
| 2001 | 83°F | 70°F | 0" | -- |
| 2000 | 80°F | 58°F | 0" | -- |
| 1999 | 88°F | 63°F | 0" | -- |
| 1998 | 87°F | 73°F | 0" | -- |
| 1997 | 77°F | 64°F | 0.56" | -- |
| 1996 | 90°F | 72°F | 0" | -- |
| 1995 | 90°F | 76°F | 0" | -- |
| 1994 | 83°F | 65°F | 0" | -- |
| 1993 | 89°F | 61°F | 0" | -- |
| 1992 | 86°F | 67°F | 0" | -- |
| 1991 | 82°F | 66°F | 0" | -- |
| 1990 | 89°F | 74°F | 0" | -- |
| 1989 | 87°F | 69°F | 0.3" | -- |
| 1988 | 91°F | 68°F | 0" | -- |
| 1987 | 85°F | 70°F | 0.23" | -- |
| 1986 | 84°F | 69°F | 0" | -- |
| 1985 | 85°F | 55°F | 0" | -- |
| 1984 | 89°F | 68°F | 0" | -- |
| 1983 | 70°F | 54°F | 0" | -- |
| 1982 | 83°F | 70°F | 0" | -- |
| 1981 | 70°F | 56°F | 1.73" | -- |
| 1980 | 71°F | 60°F | 2.51" | -- |
| 1979 | 84°F | 61°F | 0" | -- |
| 1978 | 94°F | 67°F | 0" | -- |
| 1977 | 85°F | 71°F | 0" | -- |
| 1976 | 80°F | 49°F | 0" | -- |
| 1975 | 79°F | 60°F | 1.07" | -- |
| 1974 | 92°F | 75°F | 0" | -- |
| 1973 | 75°F | 48°F | 0" | -- |
| 1972 | 86°F | 58°F | 0" | -- |
| 1971 | 85°F | 52°F | 0" | -- |
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.