Justin, TX Weather & Growing Conditions
Tonight
48°F
Mostly Clear
Mostly clear. Low around 48, with temperatures rising to around 50 overnight. Northwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Mostly Clear | 5 to 10 mph NW | 0% |
| Wednesday | 72°F | Mostly Sunny | 0 to 5 mph NW | 0% |
| Wednesday Night | 50°F | Partly Cloudy | 5 mph SE | 0% |
| Thursday | 76°F | Sunny | 5 to 10 mph SW | 12% |
| Thursday Night | 48°F | Mostly Clear | 10 to 15 mph NNW | 11% |
| Friday | 70°F | Sunny | 5 to 10 mph N | 0% |
| Friday Night | 44°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 67°F | Mostly Sunny | 5 mph N | 1% |
| Saturday Night | 44°F | Partly Cloudy | 0 to 5 mph N | 5% |
| Sunday | 70°F | Sunny | 0 to 5 mph N | 1% |
| Sunday Night | 43°F | Clear | 0 to 5 mph SSW | 1% |
| Monday | 72°F | Sunny | 0 to 5 mph SSW | 1% |
| Monday Night | 46°F | Mostly Clear | 5 mph S | 1% |
| Tuesday | 75°F | Sunny | 5 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Justin, TX
Last spring frost
Mar 12
First fall frost
Nov 17
Growing season
249 days
Hardiness zone
8b
Explore more for Justin, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Ft Worth Alliance Ap, Tx (8.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.