Lago Vista, TX Weather & Growing Conditions
Overnight
49°F
Mostly Clear
Mostly clear, with a low around 49. Northwest wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Mostly Clear | 0 mph | 0% |
| Wednesday | 74°F | Sunny | 0 mph | 0% |
| Wednesday Night | 51°F | Clear | 0 mph | 0% |
| Thursday | 80°F | Sunny | 0 to 5 mph SSW | 4% |
| Thursday Night | 53°F | Partly Cloudy | 0 to 10 mph NW | 6% |
| Friday | 71°F | Sunny | 5 to 10 mph N | 0% |
| Friday Night | 49°F | Partly Cloudy | 0 to 5 mph N | 2% |
| Saturday | 68°F | Partly Sunny | 5 mph N | 13% |
| Saturday Night | 47°F | Mostly Cloudy | 0 to 5 mph N | 10% |
| Sunday | 69°F | Mostly Sunny | 5 mph N | 6% |
| Sunday Night | 46°F | Mostly Clear | 0 mph | 7% |
| Monday | 72°F | Sunny | 0 to 5 mph W | 4% |
| Monday Night | 47°F | Mostly Clear | 0 mph | 3% |
| Tuesday | 74°F | Mostly Sunny | 0 to 5 mph S | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lago Vista, TX
Last spring frost
Mar 11
First fall frost
Nov 20
Growing season
254 days
Hardiness zone
9a
Explore more for Lago Vista, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Austin Great Hills, Tx (12.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.