Blanco, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blanco, a city in Blanco County, Texas.
Today
96°F
Sunny
Sunny, with a high near 96. Heat index values as high as 100. South wind around 10 mph, with gusts as high as 20 mph.
7-day forecast for Blanco
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 96°F | Sunny | 10 mph S | 3% |
| Tonight | 74°F | Mostly Clear | 5 to 10 mph S | 3% |
| Wednesday | 95°F | Sunny | 5 to 10 mph S | 1% |
| Wednesday Night | 74°F | Mostly Clear | 5 to 10 mph SSE | 1% |
| Thursday | 95°F | Sunny | 5 to 10 mph S | 2% |
| Thursday Night | 73°F | Mostly Clear | 5 to 10 mph SSE | 2% |
| Friday | 94°F | Mostly Sunny | 5 mph S | 4% |
| Friday Night | 73°F | Mostly Clear | 0 to 5 mph SSE | 4% |
| Saturday | 92°F | Sunny | 0 to 5 mph SSE | 3% |
| Saturday Night | 73°F | Mostly Clear | 5 mph SSE | 2% |
| Sunday | 92°F | Sunny | 0 to 10 mph S | 3% |
| Sunday Night | 73°F | Mostly Clear | 5 mph SSE | 3% |
| Monday | 93°F | Mostly Sunny | 5 to 10 mph S | 3% |
| Monday Night | 73°F | Mostly Clear | 5 to 10 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov) for Blanco (30.099, -98.417). Updated through the day.
Growing snapshot for Blanco
Last spring frost
Mar 20
First fall frost
Nov 10
Growing season
236 days
Hardiness zone
8b
More local growing data for Blanco: nearby ZIP 78606 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Blanco, Tx (2.7 mi from Blanco). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.