Grand Saline, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Grand Saline, a city in Van Zandt County, Texas.
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 102. South southwest wind 5 to 10 mph.
7-day forecast for Grand Saline
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 5 to 10 mph SSW | 0% |
| Tonight | 71°F | Mostly Clear | 0 to 10 mph S | 0% |
| Sunday | 99°F | Mostly Sunny | 0 to 5 mph S | 1% |
| Sunday Night | 73°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 0 mph | 16% |
| Monday | 97°F | Slight Chance Showers And Thunderstorms | 0 mph | 20% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 20% |
| Tuesday | 95°F | Sunny | 0 to 5 mph NNE | 12% |
| Tuesday Night | 69°F | Partly Cloudy | 0 to 5 mph NE | 12% |
| Wednesday | 94°F | Sunny | 5 mph ENE | 7% |
| Wednesday Night | 68°F | Mostly Clear | 0 to 5 mph ENE | 3% |
| Thursday | 93°F | Mostly Sunny | 0 to 5 mph ENE | 1% |
| Thursday Night | 67°F | Partly Cloudy | 0 to 5 mph ENE | 1% |
| Friday | 92°F | Mostly Sunny | 0 to 5 mph ENE | 2% |
| Friday Night | 67°F | Partly Cloudy | 0 to 5 mph ENE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Grand Saline (32.678, -95.712). Updated through the day.
Growing snapshot for Grand Saline
Last spring frost
Mar 20
First fall frost
Nov 11
Growing season
235 days
Hardiness zone
8b
More local growing data for Grand Saline: nearby ZIP 75140 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mineola, Tx (11.9 mi from Grand Saline). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.