Seabrook, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Seabrook, a city in Harris County, Texas.
Today
91°F
Sunny
Sunny, with a high near 91. East wind 5 to 10 mph.
7-day forecast for Seabrook
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Sunny | 5 to 10 mph E | 0% |
| Tonight | 79°F | Mostly Clear then Slight Chance Rain Showers | 5 to 10 mph S | 15% |
| Sunday | 90°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph NE | 19% |
| Sunday Night | 80°F | Partly Cloudy | 5 to 10 mph SE | 1% |
| Monday | 91°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph E | 18% |
| Monday Night | 80°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 5 to 10 mph S | 18% |
| Tuesday | 92°F | Sunny | 5 to 10 mph NE | 14% |
| Tuesday Night | 81°F | Mostly Clear | 0 to 10 mph E | 14% |
| Wednesday | 93°F | Sunny | 5 to 10 mph NE | 8% |
| Wednesday Night | 80°F | Mostly Clear | 5 to 10 mph E | 8% |
| Thursday | 91°F | Mostly Sunny | 10 to 15 mph NE | 8% |
| Thursday Night | 78°F | Partly Cloudy | 10 mph E | 8% |
| Friday | 90°F | Mostly Sunny | 10 mph NE | 4% |
| Friday Night | 78°F | Partly Cloudy | 5 to 10 mph E | 4% |
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 Sep 19, 2026.