Mountain City, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mountain City, a city in Hays County, Texas.
Today
75°F
Sunny
Sunny, with a high near 75. North wind 0 to 5 mph.
7-day forecast for Mountain City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Sunny | 0 to 5 mph N | 0% |
| Tonight | 50°F | Clear | 0 mph | 0% |
| Thursday | 79°F | Sunny | 0 to 5 mph S | 0% |
| Thursday Night | 55°F | Partly Cloudy | 0 to 15 mph W | 2% |
| Friday | 73°F | Sunny | 5 to 15 mph N | 0% |
| Friday Night | 50°F | Partly Cloudy | 5 to 10 mph N | 0% |
| Saturday | 68°F | Partly Sunny | 10 mph N | 14% |
| Saturday Night | 48°F | Chance Rain Showers | 5 to 10 mph N | 25% |
| Sunday | 66°F | Partly Sunny | 5 to 10 mph N | 12% |
| Sunday Night | 45°F | Partly Cloudy | 0 to 5 mph N | 6% |
| Monday | 69°F | Sunny | 0 to 5 mph NE | 3% |
| Monday Night | 46°F | Mostly Clear | 0 mph | 3% |
| Tuesday | 72°F | Mostly Sunny | 0 to 5 mph SSW | 4% |
| Tuesday Night | 49°F | Partly Cloudy | 0 mph | 5% |
Forecast source: National Weather Service (api.weather.gov) for Mountain City (30.039, -97.892). Updated through the day.
Growing snapshot for Mountain City
Last spring frost
Mar 10
First fall frost
Nov 17
Growing season
252 days
Hardiness zone
9a
More local growing data for Mountain City: nearby ZIP 78610 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Bear Creek
Belterra
Buda
Driftwood
Dripping Springs
Kyle
Niederwald
San Marcos
Uhland
Wimberley
Woodcreek
Climate data from the nearest NOAA station, Austin 6S, Tx (11.9 mi from Mountain City). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.