South Mountain, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Mountain, a town in Coryell County, Texas.
Tonight
73°F
Mostly Clear
Mostly clear, with a low around 73. Southeast wind around 5 mph.
7-day forecast for South Mountain
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 73°F | Mostly Clear | 5 mph SE | 0% |
| Saturday | 98°F | Sunny | 5 to 10 mph S | 0% |
| Saturday Night | 73°F | Mostly Clear | 5 to 10 mph SSE | 0% |
| Sunday | 98°F | Mostly Sunny | 5 mph S | 3% |
| Sunday Night | 74°F | Chance Showers And Thunderstorms | 5 mph S | 31% |
| Monday | 96°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph ESE | 31% |
| Monday Night | 73°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph ESE | 19% |
| Tuesday | 96°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph NE | 16% |
| Tuesday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph ENE | 16% |
| Wednesday | 95°F | Mostly Sunny | 5 to 10 mph NE | 7% |
| Wednesday Night | 72°F | Partly Cloudy | 0 to 10 mph E | 1% |
| Thursday | 95°F | Mostly Sunny | 0 to 10 mph ENE | 5% |
| Thursday Night | 71°F | Partly Cloudy | 5 to 10 mph E | 5% |
| Friday | 94°F | Mostly Sunny | 0 to 10 mph ENE | 3% |
Forecast source: National Weather Service (api.weather.gov) for South Mountain (31.440, -97.679). Updated through the day.
Growing snapshot for South Mountain
Last spring frost
Mar 19
First fall frost
Nov 9
Growing season
236 days
Hardiness zone
8b
More local growing data for South Mountain: nearby ZIP 76597 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Gatesville, Tx (4.9 mi from South Mountain). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.