Justin, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Justin, a city in Denton County, Texas.
Overnight
75°F
Mostly Clear
Mostly clear, with a low around 75. South wind around 5 mph.
7-day forecast for Justin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 75°F | Mostly Clear | 5 mph S | 0% |
| Saturday | 98°F | Sunny | 5 to 10 mph S | 0% |
| Saturday Night | 76°F | Mostly Clear | 10 mph SSE | 0% |
| Sunday | 99°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph S | 31% |
| Sunday Night | 73°F | Chance Showers And Thunderstorms | 5 mph S | 46% |
| Monday | 94°F | Chance Showers And Thunderstorms | 5 mph SW | 39% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph NE | 19% |
| Tuesday | 89°F | Mostly Sunny | 10 mph NE | 12% |
| Tuesday Night | 66°F | Slight Chance Rain Showers | 5 to 10 mph NE | 15% |
| Wednesday | 90°F | Mostly Sunny | 5 to 10 mph ENE | 10% |
| Wednesday Night | 68°F | Partly Cloudy | 5 to 10 mph E | 2% |
| Thursday | 90°F | Mostly Sunny | 5 mph E | 4% |
| Thursday Night | 69°F | Partly Cloudy | 5 mph E | 3% |
| Friday | 91°F | Partly Sunny | 5 mph ESE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Justin (33.082, -97.314). Updated through the day.
Growing snapshot for Justin
Last spring frost
Mar 12
First fall frost
Nov 17
Growing season
249 days
Hardiness zone
8b
More local growing data for Justin: nearby ZIP 76247 weather · frost dates · planting calendar · Texas frost dates
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Climate data from the nearest NOAA station, Ft Worth Alliance Ap, Tx (8.4 mi from Justin). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.