Harman US

Seabrook, TX Weather & Growing Conditions

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

Today
92°F
Sunny
Sunny, with a high near 92. Heat index values as high as 105. South wind 0 to 15 mph.

7-day forecast for Seabrook

WhenTempForecastWindPrecip
Today 92°F Sunny 0 to 15 mph S 7%
Tonight 80°F Mostly Clear 5 to 15 mph S 2%
Wednesday 91°F Sunny 5 to 15 mph S 8%
Wednesday Night 81°F Clear 5 to 15 mph S 6%
Thursday 90°F Sunny then Slight Chance Showers And Thunderstorms 5 to 15 mph S 18%
Thursday Night 80°F Slight Chance Showers And Thunderstorms then Mostly Clear 5 to 15 mph S 18%
Friday 89°F Slight Chance Showers And Thunderstorms 5 to 10 mph SE 24%
Friday Night 80°F Slight Chance Showers And Thunderstorms then Mostly Clear 5 to 10 mph S 24%
Saturday 90°F Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph SE 22%
Saturday Night 81°F Slight Chance Showers And Thunderstorms then Mostly Clear 5 to 10 mph SE 22%
Sunday 90°F Chance Showers And Thunderstorms 5 to 15 mph SE 28%
Sunday Night 81°F Chance Showers And Thunderstorms then Partly Cloudy 5 to 15 mph S 28%
Monday 90°F Chance Showers And Thunderstorms 5 to 15 mph S 36%
Monday Night 81°F Chance Showers And Thunderstorms then Partly Cloudy 5 to 15 mph S 36%

Forecast source: National Weather Service (api.weather.gov) for Seabrook (29.595, -94.991). Updated through the day.

Growing snapshot for Seabrook

Last spring frost
Jan 31
First fall frost
Dec 14
Growing season
317 days
Hardiness zone
9b

More local growing data for Seabrook: nearby ZIP 77586 weather · frost dates · planting calendar · Texas frost dates

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Climate data from the nearest NOAA station, Houston Nwso, Tx (8.1 mi from Seabrook). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.