Harman US

Grangerland, TX Weather & Growing Conditions

Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 106. South wind 0 to 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 99°F Sunny 0 to 5 mph S 5%
Tonight 76°F Mostly Clear 0 to 5 mph S 6%
Wednesday 98°F Sunny 0 to 5 mph S 10%
Wednesday Night 75°F Mostly Clear 0 to 5 mph S 11%
Thursday 97°F Sunny 0 to 5 mph S 8%
Thursday Night 75°F Mostly Clear 0 to 10 mph S 8%
Friday 95°F Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph SE 18%
Friday Night 75°F Slight Chance Showers And Thunderstorms then Mostly Clear 0 to 5 mph SE 18%
Saturday 94°F Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph E 20%
Saturday Night 74°F Slight Chance Showers And Thunderstorms then Mostly Clear 0 to 5 mph SE 20%
Sunday 94°F Mostly Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph SE 19%
Sunday Night 75°F Slight Chance Showers And Thunderstorms then Partly Cloudy 0 to 5 mph SE 19%
Monday 94°F Mostly Sunny then Chance Showers And Thunderstorms 0 to 5 mph S 33%
Monday Night 75°F Chance Showers And Thunderstorms then Partly Cloudy 0 to 5 mph S 33%

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

Growing snapshot for Grangerland, TX

Last spring frost
Mar 11
First fall frost
Nov 19
Growing season
253 days
Hardiness zone
9a

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

Climate data from the nearest NOAA station, Conroe Montgomery Co Ap, Tx (10.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.