Harman US

Donna, TX Weather & Growing Conditions

Overnight
78°F
Mostly Clear
Mostly clear, with a low around 78. East wind around 1 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 78°F Mostly Clear 1 mph E 2%
Saturday 98°F Mostly Sunny 1 to 10 mph E 11%
Saturday Night 77°F Mostly Clear 2 to 12 mph ESE 5%
Sunday 99°F Mostly Sunny 1 to 9 mph E 5%
Sunday Night 78°F Partly Cloudy 2 to 12 mph ESE 1%
Monday 98°F Sunny then Chance Showers And Thunderstorms 1 to 12 mph ESE 29%
Monday Night 78°F Chance Showers And Thunderstorms then Clear 1 to 12 mph ESE 29%
Tuesday 97°F Sunny then Chance Showers And Thunderstorms 2 to 13 mph ENE 40%
Tuesday Night 78°F Chance Showers And Thunderstorms then Mostly Clear 0 to 13 mph NE 40%
Wednesday 96°F Chance Rain Showers then Chance Showers And Thunderstorms 1 to 13 mph ENE 44%
Wednesday Night 78°F Chance Showers And Thunderstorms then Mostly Clear 0 to 13 mph ENE 44%
Thursday 96°F Chance Rain Showers then Chance Showers And Thunderstorms 3 to 12 mph NE 49%
Thursday Night 78°F Chance Showers And Thunderstorms 2 to 12 mph ENE 49%
Friday 95°F Chance Rain Showers then Chance Showers And Thunderstorms 3 to 12 mph NE 35%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Donna, TX

Last spring frost
Jan 8
First fall frost
Dec 31
Growing season
365 days
Hardiness zone
10a

Explore more for Donna, TX: full frost dates · planting calendar · Texas frost dates

Climate data from the nearest NOAA station, Weslaco, Tx (5.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.