Grand Saline, TX Weather & Growing Conditions
Today
100°F
Sunny
Sunny. High near 100, with temperatures falling to around 98 in the afternoon. Heat index values as high as 100. South wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 100°F | Sunny | 0 to 5 mph S | 0% |
| Tonight | 75°F | Mostly Clear | 0 to 5 mph SSE | 0% |
| Wednesday | 101°F | Sunny | 0 to 5 mph SSW | 1% |
| Wednesday Night | 76°F | Mostly Clear | 0 to 5 mph S | 1% |
| Thursday | 100°F | Sunny | 5 mph S | 3% |
| Thursday Night | 76°F | Mostly Clear | 0 to 5 mph S | 3% |
| Friday | 97°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 17% |
| Friday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SSE | 17% |
| Saturday | 97°F | Sunny | 0 to 5 mph S | 11% |
| Saturday Night | 75°F | Mostly Clear | 0 mph | 11% |
| Sunday | 97°F | Sunny | 0 to 5 mph S | 9% |
| Sunday Night | 75°F | Mostly Clear | 0 to 5 mph SSE | 9% |
| Monday | 97°F | Sunny | 0 to 5 mph S | 9% |
| Monday Night | 76°F | Mostly Clear | 5 mph S | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grand Saline, TX
Last spring frost
Mar 20
First fall frost
Nov 11
Growing season
235 days
Hardiness zone
8b
Explore more for Grand Saline, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Mineola, Tx (11.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.