Weston, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Weston, a city in Collin County, Texas.
Today
98°F
Mostly Sunny
Mostly sunny, with a high near 98. Heat index values as high as 103. South wind 10 to 15 mph.
7-day forecast for Weston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Mostly Sunny | 10 to 15 mph S | 0% |
| Tonight | 75°F | Mostly Clear | 5 to 15 mph SSE | 0% |
| Sunday | 98°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 22% |
| Sunday Night | 73°F | Chance Showers And Thunderstorms | 5 mph SSE | 49% |
| Monday | 94°F | Chance Showers And Thunderstorms | 0 to 5 mph WSW | 49% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph NNE | 15% |
| Tuesday | 90°F | Mostly Sunny | 10 mph NNE | 12% |
| Tuesday Night | 67°F | Partly Cloudy | 5 to 10 mph NE | 9% |
| Wednesday | 90°F | Mostly Sunny | 5 to 10 mph ENE | 10% |
| Wednesday Night | 68°F | Partly Cloudy | 5 mph ENE | 2% |
| Thursday | 90°F | Mostly Sunny | 5 mph E | 5% |
| Thursday Night | 68°F | Partly Cloudy | 5 mph E | 2% |
| Friday | 90°F | Mostly Sunny | 5 mph ESE | 4% |
| Friday Night | 68°F | Partly Cloudy | 5 mph E | 3% |
Forecast source: National Weather Service (api.weather.gov) for Weston (33.330, -96.666). Updated through the day.
Growing snapshot for Weston
Last spring frost
Mar 17
First fall frost
Nov 15
Growing season
241 days
Hardiness zone
8b
More local growing data for Weston: nearby ZIP 75009 weather · frost dates · planting calendar · Texas frost dates
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Climate data from the nearest NOAA station, Mckinney Municipal Airport, Tx (13.9 mi from Weston). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.