Box Canyon, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Box Canyon, a community in Val Verde County, Texas.
Tonight
78°F
Partly Cloudy
Partly cloudy, with a low around 78. Southeast wind around 10 mph.
7-day forecast for Box Canyon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 78°F | Partly Cloudy | 10 mph SE | 6% |
| Saturday | 98°F | Sunny | 10 mph SE | 3% |
| Saturday Night | 78°F | Partly Cloudy | 10 mph SE | 6% |
| Sunday | 98°F | Mostly Sunny | 10 mph SE | 6% |
| Sunday Night | 77°F | Partly Cloudy | 5 to 10 mph SE | 11% |
| Monday | 99°F | Sunny | 5 to 10 mph SE | 11% |
| Monday Night | 76°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 5 to 10 mph ESE | 21% |
| Tuesday | 97°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph ESE | 21% |
| Tuesday Night | 75°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph ESE | 32% |
| Wednesday | 97°F | Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph ESE | 32% |
| Wednesday Night | 75°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph ESE | 19% |
| Thursday | 97°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph ESE | 19% |
| Thursday Night | 75°F | Partly Cloudy then Slight Chance Rain Showers | 5 to 10 mph SE | 21% |
| Friday | 97°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph SE | 21% |
Forecast source: National Weather Service (api.weather.gov) for Box Canyon (29.534, -101.159). Updated through the day.
Growing snapshot for Box Canyon
Last spring frost
Feb 14
First fall frost
Dec 6
Growing season
297 days
Hardiness zone
9a
More local growing data for Box Canyon: nearby ZIP 78842 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Amistad Dam, Tx (12.4 mi from Box Canyon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.