Cottonwood Shores, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cottonwood Shores, a city in Llano County, Texas.
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 100. South southeast wind 0 to 10 mph.
7-day forecast for Cottonwood Shores
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 0 to 10 mph SSE | 1% |
| Tonight | 75°F | Mostly Clear | 5 mph SSE | 1% |
| Wednesday | 98°F | Sunny | 5 to 10 mph S | 1% |
| Wednesday Night | 76°F | Mostly Clear | 5 to 10 mph SSE | 1% |
| Thursday | 98°F | Sunny | 5 mph S | 2% |
| Thursday Night | 76°F | Mostly Clear | 0 to 5 mph SSE | 2% |
| Friday | 96°F | Sunny | 0 to 5 mph SSE | 3% |
| Friday Night | 75°F | Mostly Clear | 0 to 5 mph SSE | 4% |
| Saturday | 95°F | Sunny | 0 to 5 mph SSE | 4% |
| Saturday Night | 75°F | Mostly Clear | 0 to 5 mph SSE | 2% |
| Sunday | 95°F | Sunny | 0 to 5 mph SSE | 2% |
| Sunday Night | 75°F | Mostly Clear | 5 mph SSE | 3% |
| Monday | 96°F | Sunny | 5 to 10 mph S | 3% |
| Monday Night | 75°F | Mostly Clear | 5 to 10 mph SSE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Cottonwood Shores (30.555, -98.328). Updated through the day.
Growing snapshot for Cottonwood Shores
Last spring frost
Mar 22
First fall frost
Nov 9
Growing season
235 days
Hardiness zone
8b
More local growing data for Cottonwood Shores: nearby ZIP 78657 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Buchanan Dam
Buchanan Lake Village
Granite Shoals
Highland Haven
Horseshoe Bay
Kingsland
Llano
Sunrise Beach Village
Tow
Climate data from the nearest NOAA station, Johnson City 2N, Tx (16.2 mi from Cottonwood Shores). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.