Round Top, TX Weather & Growing Conditions
Tonight
72°F
Mostly Clear
Mostly clear, with a low around 72. Southeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Saturday | 97°F | Sunny | 0 to 5 mph SE | 1% |
| Saturday Night | 73°F | Mostly Clear | 0 to 5 mph SSE | 0% |
| Sunday | 96°F | Sunny | 0 to 5 mph SSE | 2% |
| Sunday Night | 75°F | Partly Cloudy | 0 to 5 mph SSE | 3% |
| Monday | 97°F | Mostly Sunny | 0 to 5 mph S | 10% |
| Monday Night | 74°F | Mostly Clear | 0 to 5 mph ESE | 10% |
| Tuesday | 97°F | Sunny | 0 to 5 mph NE | 12% |
| Tuesday Night | 75°F | Mostly Clear | 0 to 5 mph ENE | 14% |
| Wednesday | 97°F | Sunny | 0 to 5 mph NE | 4% |
| Wednesday Night | 75°F | Mostly Clear | 0 to 5 mph ENE | 6% |
| Thursday | 96°F | Mostly Sunny | 0 to 10 mph ENE | 2% |
| Thursday Night | 73°F | Mostly Clear | 0 to 5 mph ENE | 2% |
| Friday | 95°F | Sunny | 0 to 5 mph ENE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Round Top, TX
Last spring frost
Mar 4
First fall frost
Nov 25
Growing season
267 days
Hardiness zone
9a
Explore more for Round Top, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, La Grange, Tx (13.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.