Old River-Winfree, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Old River-Winfree, a city in Chambers County, Texas.
Today
95°F
Sunny
Sunny, with a high near 95. Heat index values as high as 106. South wind 5 to 10 mph.
7-day forecast for Old River-Winfree
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 95°F | Sunny | 5 to 10 mph S | 3% |
| Tonight | 78°F | Mostly Clear | 5 to 10 mph S | 1% |
| Wednesday | 94°F | Sunny | 0 to 10 mph S | 8% |
| Wednesday Night | 77°F | Mostly Clear | 0 to 10 mph S | 7% |
| Thursday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph S | 18% |
| Thursday Night | 77°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph S | 18% |
| Friday | 92°F | Chance Showers And Thunderstorms | 0 to 10 mph SE | 36% |
| Friday Night | 76°F | Chance Showers And Thunderstorms | 0 to 10 mph SE | 36% |
| Saturday | 92°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 31% |
| Saturday Night | 77°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 31% |
| Sunday | 91°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 40% |
| Sunday Night | 77°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 40% |
| Monday | 91°F | Chance Showers And Thunderstorms | 0 to 10 mph S | 45% |
| Monday Night | 77°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph S | 45% |
Forecast source: National Weather Service (api.weather.gov) for Old River-Winfree (29.874, -94.827). Updated through the day.
Growing snapshot for Old River-Winfree
Last spring frost
Feb 20
First fall frost
Dec 4
Growing season
292 days
Hardiness zone
9b
More local growing data for Old River-Winfree: nearby ZIP 77580 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Baytown, Tx (7.9 mi from Old River-Winfree). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.