Sweeny, TX Weather & Growing Conditions
Today
92°F
Sunny
Sunny, with a high near 92. East wind 0 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 92°F | Sunny | 0 to 10 mph E | 3% |
| Tonight | 76°F | Mostly Clear | 0 to 10 mph E | 13% |
| Sunday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph E | 18% |
| Sunday Night | 76°F | Partly Cloudy | 0 to 10 mph SE | 3% |
| Monday | 94°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SE | 19% |
| Monday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph NE | 19% |
| Tuesday | 95°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph NE | 21% |
| Tuesday Night | 76°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph NE | 21% |
| Wednesday | 95°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 15 mph NE | 15% |
| Wednesday Night | 76°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph NE | 15% |
| Thursday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 15 mph NE | 16% |
| Thursday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph E | 16% |
| Friday | 93°F | Mostly Sunny | 5 to 10 mph NE | 11% |
| Friday Night | 73°F | Mostly Clear | 0 to 10 mph E | 11% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sweeny, TX
Last spring frost
Feb 20
First fall frost
Dec 3
Growing season
290 days
Hardiness zone
9b
Explore more for Sweeny, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Bay City Wtr Wks, Tx (16.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.