Decatur, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Decatur, a city in Wise County, Texas.
Today
101°F
Sunny
Sunny. High near 101, with temperatures falling to around 99 in the afternoon. Heat index values as high as 101. South wind 5 to 10 mph.
7-day forecast for Decatur
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 101°F | Sunny | 5 to 10 mph S | 0% |
| Tonight | 75°F | Mostly Clear | 5 to 10 mph SSE | 0% |
| Wednesday | 100°F | Sunny | 5 to 10 mph SSW | 0% |
| Wednesday Night | 77°F | Mostly Clear | 5 to 10 mph S | 0% |
| Thursday | 101°F | Sunny | 5 to 10 mph S | 2% |
| Thursday Night | 77°F | Mostly Clear | 5 to 10 mph S | 2% |
| Friday | 98°F | Sunny | 5 to 10 mph S | 9% |
| Friday Night | 75°F | Mostly Clear | 5 to 10 mph SSE | 9% |
| Saturday | 98°F | Sunny | 5 mph S | 9% |
| Saturday Night | 76°F | Mostly Clear | 5 to 10 mph SSE | 9% |
| Sunday | 98°F | Sunny | 5 to 10 mph S | 4% |
| Sunday Night | 76°F | Mostly Clear | 10 mph S | 2% |
| Monday | 98°F | Sunny | 10 mph S | 4% |
| Monday Night | 76°F | Mostly Clear | 10 mph S | 4% |
Forecast source: National Weather Service (api.weather.gov) for Decatur (33.226, -97.587). Updated through the day.
Growing snapshot for Decatur
Last spring frost
Mar 20
First fall frost
Nov 11
Growing season
237 days
Hardiness zone
8a
More local growing data for Decatur: nearby ZIP 76234 weather · frost dates · planting calendar · Texas frost dates
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Runaway Bay
Climate data from the nearest NOAA station, Decatur, Tx (6.9 mi from Decatur). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.