Baytown, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Baytown, a city in Harris County, Texas.
Tonight
58°F
Partly Cloudy
Partly cloudy, with a low around 58. North wind around 5 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Baytown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Partly Cloudy | 5 mph N | 0% |
| Wednesday | 77°F | Sunny | 5 to 10 mph N | 0% |
| Wednesday Night | 56°F | Mostly Clear | 0 to 5 mph NE | 2% |
| Thursday | 80°F | Mostly Sunny then Chance Rain Showers | 5 mph E | 27% |
| Thursday Night | 62°F | Chance Showers And Thunderstorms | 0 to 5 mph NE | 34% |
| Friday | 79°F | Mostly Sunny | 5 to 10 mph N | 8% |
| Friday Night | 56°F | Mostly Clear | 5 mph N | 1% |
| Saturday | 75°F | Partly Sunny | 5 to 10 mph N | 10% |
| Saturday Night | 52°F | Partly Cloudy | 5 mph N | 25% |
| Sunday | 72°F | Mostly Sunny | 5 to 10 mph N | 15% |
| Sunday Night | 50°F | Mostly Clear | 5 mph N | 4% |
| Monday | 72°F | Sunny | 5 mph NE | 2% |
| Monday Night | 50°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Tuesday | 75°F | Sunny | 5 mph E | 1% |
Forecast source: National Weather Service (api.weather.gov) for Baytown (29.765, -94.967). Updated through the day.
Growing snapshot for Baytown
Last spring frost
Feb 20
First fall frost
Dec 4
Growing season
292 days
Hardiness zone
9b
More local growing data for Baytown: nearby ZIP 77520 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
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Bellaire
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Crosby
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El Lago
Four Corners
Galena Park
Hedwig Village
Highlands
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Houston
Humble
Hunters Creek Village
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Piney Point Village
Seabrook
Climate data from the nearest NOAA station, Baytown, Tx (12.3 mi from Baytown). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.