Grand Prairie, TX Weather & Growing Conditions
This Afternoon
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 99. Southeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 99°F | Sunny | 5 mph SE | 0% |
| Tonight | 75°F | Mostly Clear | 5 mph SSE | 0% |
| Saturday | 99°F | Sunny | 5 to 10 mph S | 0% |
| Saturday Night | 76°F | Mostly Clear | 5 to 10 mph S | 0% |
| Sunday | 100°F | Mostly Sunny | 5 to 10 mph S | 7% |
| Sunday Night | 75°F | Chance Showers And Thunderstorms | 5 mph S | 41% |
| Monday | 95°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 mph W | 41% |
| Monday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph ENE | 18% |
| Tuesday | 94°F | Mostly Sunny | 5 to 10 mph NE | 14% |
| Tuesday Night | 72°F | Partly Cloudy | 5 to 10 mph NE | 7% |
| Wednesday | 94°F | Mostly Sunny | 5 to 10 mph ENE | 6% |
| Wednesday Night | 73°F | Partly Cloudy | 5 to 10 mph ENE | 6% |
| Thursday | 95°F | Mostly Sunny | 5 to 10 mph ENE | 5% |
| Thursday Night | 72°F | Partly Cloudy | 5 to 10 mph E | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grand Prairie, TX
Last spring frost
Mar 20
First fall frost
Nov 13
Growing season
236 days
Hardiness zone
8b
Explore more for Grand Prairie, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Joe Pool Lake, Tx (3.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.