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Whitesboro, TX Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Whitesboro, a city in Grayson County, Texas.

Overnight
74°F
Mostly Clear
Mostly clear. Low around 74, with temperatures rising to around 76 overnight. South wind around 5 mph.

7-day forecast for Whitesboro

WhenTempForecastWindPrecip
Overnight 74°F Mostly Clear 5 mph S 0%
Saturday 98°F Sunny 5 to 10 mph S 0%
Saturday Night 75°F Mostly Clear 5 to 10 mph SSE 0%
Sunday 98°F Mostly Sunny then Chance Showers And Thunderstorms 5 to 10 mph S 34%
Sunday Night 71°F Chance Showers And Thunderstorms 5 mph SSE 51%
Monday 92°F Chance Showers And Thunderstorms 0 to 5 mph ESE 51%
Monday Night 68°F Partly Cloudy 5 to 10 mph NNE 12%
Tuesday 87°F Mostly Sunny 10 mph NNE 14%
Tuesday Night 64°F Slight Chance Rain Showers 5 to 10 mph NE 15%
Wednesday 88°F Mostly Sunny 5 to 10 mph ENE 10%
Wednesday Night 66°F Partly Cloudy 5 mph ENE 5%
Thursday 89°F Mostly Sunny 5 mph ESE 6%
Thursday Night 67°F Partly Cloudy 5 mph E 3%
Friday 90°F Mostly Sunny 5 mph ESE 6%

Forecast source: National Weather Service (api.weather.gov) for Whitesboro (33.660, -96.904). Updated through the day.

Growing snapshot for Whitesboro

Last spring frost
Mar 19
First fall frost
Nov 14
Growing season
242 days
Hardiness zone
8a

More local growing data for Whitesboro: nearby ZIP 76273 weather · frost dates · planting calendar · Texas frost dates

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Climate data from the nearest NOAA station, Gainesville 5 Ene, Tx (9.8 mi from Whitesboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.