Blanco, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blanco, a city in Blanco County, Texas.
Tonight
70°F
Partly Cloudy
Partly cloudy, with a low around 70. South southeast wind 0 to 5 mph.
7-day forecast for Blanco
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Partly Cloudy | 0 to 5 mph SSE | 0% |
| Saturday | 95°F | Sunny | 0 to 5 mph SSE | 0% |
| Saturday Night | 70°F | Mostly Clear | 5 mph S | 0% |
| Sunday | 96°F | Mostly Sunny | 5 mph S | 0% |
| Sunday Night | 71°F | Partly Cloudy | 5 mph SSE | 14% |
| Monday | 96°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSE | 16% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 16% |
| Tuesday | 95°F | Mostly Sunny | 0 to 10 mph NNE | 14% |
| Tuesday Night | 72°F | Partly Cloudy | 0 to 5 mph E | 14% |
| Wednesday | 95°F | Mostly Sunny | 0 to 10 mph ENE | 7% |
| Wednesday Night | 71°F | Partly Cloudy | 0 to 5 mph ESE | 8% |
| Thursday | 94°F | Mostly Sunny | 0 to 10 mph ENE | 8% |
| Thursday Night | 70°F | Partly Cloudy | 0 to 5 mph E | 7% |
| Friday | 94°F | Mostly Sunny | 0 to 10 mph ENE | 7% |
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 Sep 19, 2026.