Round Top, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Round Top, a town in Fayette County, Texas.
Tonight
53°F
Partly Cloudy
Partly cloudy, with a low around 53. North northwest wind 0 to 5 mph.
7-day forecast for Round Top
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 53°F | Partly Cloudy | 0 to 5 mph NNW | 0% |
| Wednesday | 74°F | Sunny | 0 to 5 mph N | 0% |
| Wednesday Night | 51°F | Mostly Clear | 0 mph | 0% |
| Thursday | 79°F | Mostly Sunny then Slight Chance Rain Showers | 0 to 5 mph SSE | 17% |
| Thursday Night | 56°F | Partly Cloudy | 0 to 10 mph NNW | 14% |
| Friday | 74°F | Sunny | 5 to 10 mph N | 1% |
| Friday Night | 51°F | Mostly Clear | 0 to 5 mph N | 1% |
| Saturday | 71°F | Partly Sunny then Slight Chance Rain Showers | 5 to 10 mph N | 15% |
| Saturday Night | 49°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 5 mph N | 15% |
| Sunday | 70°F | Mostly Sunny | 5 to 10 mph N | 6% |
| Sunday Night | 46°F | Mostly Clear | 0 mph | 6% |
| Monday | 72°F | Sunny | 0 to 5 mph NNE | 2% |
| Monday Night | 46°F | Mostly Clear | 0 mph | 1% |
| Tuesday | 75°F | Mostly Sunny | 0 to 5 mph ESE | 2% |
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.