Knox City, TX Weather & Growing Conditions
Today
103°F
Sunny
Sunny, with a high near 103. Heat index values as high as 100. South wind 9 to 13 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 103°F | Sunny | 9 to 13 mph S | 0% |
| Tonight | 78°F | Mostly Clear | 9 to 13 mph S | 0% |
| Wednesday | 102°F | Sunny | 9 to 13 mph SSW | 1% |
| Wednesday Night | 78°F | Mostly Clear | 13 mph S | 1% |
| Thursday | 101°F | Sunny | 9 to 13 mph SSW | 2% |
| Thursday Night | 77°F | Mostly Clear | 9 to 13 mph S | 2% |
| Friday | 101°F | Sunny | 10 mph SSW | 2% |
| Friday Night | 77°F | Mostly Clear | 8 to 12 mph SSE | 4% |
| Saturday | 100°F | Sunny | 7 to 10 mph SSW | 5% |
| Saturday Night | 76°F | Mostly Clear | 12 mph S | 5% |
| Sunday | 100°F | Sunny | 8 to 12 mph SSW | 2% |
| Sunday Night | 77°F | Mostly Clear | 13 mph SSE | 2% |
| Monday | 100°F | Sunny | 14 mph SSW | 1% |
| Monday Night | 77°F | Mostly Clear | 15 mph S | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Knox City, TX
Last spring frost
Mar 26
First fall frost
Nov 11
Growing season
232 days
Hardiness zone
8a
Explore more for Knox City, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Munday, Tx (12.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.