Round Top, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Round Top, a town in Fayette County, Texas.
Today
75°F
Sunny
Sunny, with a high near 75. North wind 0 to 5 mph.
7-day forecast for Round Top
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Sunny | 0 to 5 mph N | 0% |
| Tonight | 51°F | Clear | 0 mph | 0% |
| Thursday | 80°F | Sunny | 0 to 5 mph SE | 1% |
| Thursday Night | 57°F | Partly Cloudy | 0 to 10 mph N | 3% |
| Friday | 76°F | Mostly Sunny | 5 to 15 mph N | 2% |
| Friday Night | 53°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 72°F | Partly Sunny | 5 to 10 mph NNE | 7% |
| Saturday Night | 50°F | Slight Chance Rain Showers | 0 to 5 mph NNE | 20% |
| Sunday | 67°F | Partly Sunny | 5 to 10 mph NNE | 11% |
| Sunday Night | 45°F | Mostly Clear | 0 mph | 4% |
| Monday | 70°F | Sunny | 0 to 5 mph NNE | 3% |
| Monday Night | 46°F | Mostly Clear | 0 mph | 2% |
| Tuesday | 73°F | Mostly Sunny | 0 mph | 3% |
| Tuesday Night | 50°F | Partly Cloudy | 0 mph | 6% |
Forecast source: National Weather Service (api.weather.gov) for Round Top (30.064, -96.696). Updated through the day.
Growing snapshot for Round Top
Last spring frost
Mar 4
First fall frost
Nov 25
Growing season
267 days
Hardiness zone
9a
More local growing data for Round Top: nearby ZIP 78954 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, La Grange, Tx (13.7 mi from Round Top). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.