Union Grove, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Union Grove, a city in Gregg County, Texas.
Tonight
49°F
Mostly Clear
Mostly clear, with a low around 49. Northwest wind around 5 mph.
7-day forecast for Union Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Mostly Clear | 5 mph NW | 0% |
| Wednesday | 70°F | Mostly Sunny | 0 to 5 mph NW | 0% |
| Wednesday Night | 45°F | Mostly Clear | 0 mph | 0% |
| Thursday | 74°F | Mostly Sunny | 0 to 5 mph S | 1% |
| Thursday Night | 50°F | Partly Cloudy | 0 to 5 mph NW | 1% |
| Friday | 70°F | Sunny | 5 to 10 mph N | 0% |
| Friday Night | 42°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 67°F | Partly Sunny | 0 to 5 mph N | 0% |
| Saturday Night | 41°F | Partly Cloudy | 0 mph | 5% |
| Sunday | 68°F | Sunny | 0 to 5 mph N | 1% |
| Sunday Night | 39°F | Mostly Clear | 0 mph | 1% |
| Monday | 69°F | Sunny | 0 to 5 mph S | 1% |
| Monday Night | 40°F | Mostly Clear | 0 mph | 1% |
| Tuesday | 72°F | Sunny | 0 to 5 mph S | 1% |
Forecast source: National Weather Service (api.weather.gov) for Union Grove (32.575, -94.915). Updated through the day.
Growing snapshot for Union Grove
Last spring frost
Mar 7
First fall frost
Nov 23
Growing season
260 days
Hardiness zone
8b
More local growing data for Union Grove: nearby ZIP 75693 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Clarksville City
East Mountain
Gladewater
Kilgore
Lake Cherokee
Lakeport
Liberty City
Longview
Warren City
White Oak
Climate data from the nearest NOAA station, Longview #2, Tx (8.3 mi from Union Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.