Harman US

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

WhenTempForecastWindPrecip
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

Nearby towns & communities

All Texas locations ›

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.