South Houston, TX Weather & Growing Conditions
Today
98°F
Sunny
Sunny. High near 98, with temperatures falling to around 95 in the afternoon. Heat index values as high as 107. South wind 0 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Sunny | 0 to 10 mph S | 13% |
| Tonight | 79°F | Mostly Clear | 5 to 10 mph S | 7% |
| Wednesday | 97°F | Sunny | 0 to 10 mph S | 13% |
| Wednesday Night | 79°F | Clear | 0 to 10 mph S | 11% |
| Thursday | 95°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph S | 22% |
| Thursday Night | 79°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph S | 22% |
| Friday | 94°F | Sunny then Chance Showers And Thunderstorms | 0 to 10 mph SE | 26% |
| Friday Night | 78°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph S | 26% |
| Saturday | 94°F | Sunny then Chance Showers And Thunderstorms | 0 to 10 mph E | 25% |
| Saturday Night | 79°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph SE | 25% |
| Sunday | 93°F | Sunny then Chance Showers And Thunderstorms | 0 to 10 mph SE | 28% |
| Sunday Night | 79°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph S | 28% |
| Monday | 93°F | Chance Showers And Thunderstorms | 0 to 10 mph S | 37% |
| Monday Night | 79°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph S | 37% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for South Houston, TX
Last spring frost
Jan 30
First fall frost
Dec 28
Growing season
330 days
Hardiness zone
9b
Explore more for South Houston, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Houston Hobby Ap, Tx (3.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.