Highland Haven, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Highland Haven, a city in Llano County, Texas.
Tonight
47°F
Mostly Clear
Mostly clear, with a low around 47. Northwest wind around 0 mph.
7-day forecast for Highland Haven
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Mostly Clear | 0 mph | 0% |
| Wednesday | 73°F | Sunny | 0 mph | 0% |
| Wednesday Night | 49°F | Mostly Clear | 0 mph | 0% |
| Thursday | 80°F | Sunny | 0 to 5 mph SW | 2% |
| Thursday Night | 51°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Friday | 71°F | Sunny | 5 mph N | 0% |
| Friday Night | 47°F | Partly Cloudy | 0 mph | 1% |
| Saturday | 68°F | Partly Sunny | 0 to 5 mph N | 12% |
| Saturday Night | 46°F | Mostly Cloudy | 0 mph | 9% |
| Sunday | 69°F | Sunny | 0 to 5 mph NNW | 5% |
| Sunday Night | 44°F | Mostly Clear | 0 mph | 6% |
| Monday | 72°F | Sunny | 0 mph | 4% |
| Monday Night | 45°F | Mostly Clear | 0 mph | 3% |
| Tuesday | 74°F | Mostly Sunny | 0 to 5 mph SW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Highland Haven (30.607, -98.395). Updated through the day.
Growing snapshot for Highland Haven
Last spring frost
Mar 22
First fall frost
Nov 9
Growing season
235 days
Hardiness zone
8b
More local growing data for Highland Haven: nearby ZIP 78657 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Buchanan Dam
Buchanan Lake Village
Cottonwood Shores
Granite Shoals
Horseshoe Bay
Kingsland
Llano
Sunrise Beach Village
Tow
Climate data from the nearest NOAA station, Johnson City 2N, Tx (16.2 mi from Highland Haven). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.