Harman US

Sierra Blanca, TX Weather & Growing Conditions

Tonight
63°F
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 63. South wind around 3 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 63°F Chance Showers And Thunderstorms then Partly Cloudy 3 mph S 26%
Sunday 89°F Sunny 2 to 6 mph WSW 5%
Sunday Night 63°F Partly Cloudy 2 to 6 mph SW 3%
Monday 89°F Mostly Sunny 5 mph E 6%
Monday Night 63°F Mostly Cloudy 6 to 13 mph ESE 7%
Tuesday 84°F Slight Chance Rain Showers then Chance Showers And Thunderstorms 10 to 16 mph ESE 52%
Tuesday Night 61°F Showers And Thunderstorms Likely 13 to 17 mph ESE 58%
Wednesday 81°F Chance Rain Showers then Chance Showers And Thunderstorms 10 to 14 mph ESE 45%
Wednesday Night 61°F Showers And Thunderstorms Likely 12 mph E 61%
Thursday 79°F Chance Rain Showers then Chance Showers And Thunderstorms 13 mph ESE 39%
Thursday Night 61°F Chance Showers And Thunderstorms 13 mph E 47%
Friday 79°F Chance Rain Showers then Chance Showers And Thunderstorms 13 mph ESE 53%
Friday Night 61°F Chance Showers And Thunderstorms 6 to 9 mph ESE 49%
Saturday 82°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 7 mph SSE 25%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Sierra Blanca, TX

Last spring frost
Mar 29
First fall frost
Nov 6
Growing season
221 days
Hardiness zone
8a

Explore more for Sierra Blanca, TX: full frost dates · planting calendar · Texas frost dates

Climate data from the nearest NOAA station, Ft Hancock 8Sse, Tx (29.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.