Winona, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Winona, a town in Smith County, Texas.
Today
100°F
Sunny
Sunny, with a high near 100. Heat index values as high as 104. South wind around 5 mph.
7-day forecast for Winona
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 100°F | Sunny | 5 mph S | 7% |
| Tonight | 76°F | Mostly Clear | 5 mph S | 7% |
| Wednesday | 99°F | Sunny | 5 mph SW | 3% |
| Wednesday Night | 76°F | Mostly Clear | 5 mph S | 2% |
| Thursday | 97°F | Sunny | 5 mph S | 6% |
| Thursday Night | 75°F | Mostly Clear | 5 mph S | 6% |
| Friday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph S | 19% |
| Friday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SE | 19% |
| Saturday | 94°F | Mostly Sunny | 0 to 5 mph S | 14% |
| Saturday Night | 73°F | Partly Cloudy | 5 mph S | 14% |
| Sunday | 95°F | Sunny | 0 to 5 mph S | 8% |
| Sunday Night | 74°F | Mostly Clear | 5 to 10 mph S | 8% |
| Monday | 95°F | Sunny | 5 to 10 mph S | 11% |
| Monday Night | 75°F | Mostly Clear | 5 to 10 mph S | 11% |
Forecast source: National Weather Service (api.weather.gov) for Winona (32.493, -95.177). Updated through the day.
Growing snapshot for Winona
Last spring frost
Mar 7
First fall frost
Nov 21
Growing season
257 days
Hardiness zone
8b
More local growing data for Winona: nearby ZIP 75792 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Tyler, Tx (15.8 mi from Winona). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.