La Porte, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for La Porte, a city in Harris County, Texas.
Overnight
79°F
Mostly Clear
Mostly clear, with a low around 79. Southwest wind around 0 mph.
7-day forecast for La Porte
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 79°F | Mostly Clear | 0 mph | 0% |
| Tuesday | 95°F | Sunny | 0 to 10 mph S | 8% |
| Tuesday Night | 80°F | Mostly Clear | 0 to 10 mph S | 2% |
| Wednesday | 95°F | Sunny | 0 to 10 mph S | 9% |
| Wednesday Night | 79°F | Clear | 5 to 10 mph S | 7% |
| Thursday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph S | 19% |
| Thursday Night | 79°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph S | 19% |
| Friday | 92°F | Chance Showers And Thunderstorms | 0 to 10 mph SE | 26% |
| Friday Night | 79°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph S | 26% |
| Saturday | 92°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph E | 23% |
| Saturday Night | 79°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph S | 23% |
| Sunday | 92°F | Chance Showers And Thunderstorms | 0 to 10 mph SE | 29% |
| Sunday Night | 80°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph S | 29% |
| Monday | 92°F | Chance Showers And Thunderstorms | 0 to 10 mph S | 37% |
Forecast source: National Weather Service (api.weather.gov) for La Porte (29.667, -95.049). Updated through the day.
Growing snapshot for La Porte
Last spring frost
Jan 30
First fall frost
Dec 28
Growing season
330 days
Hardiness zone
9b
More local growing data for La Porte: nearby ZIP 77571 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Houston Hobby Ap, Tx (13.9 mi from La Porte). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.