Knox City, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Knox City, a town in Knox County, Texas.
Overnight
75°F
Mostly Clear
Mostly clear, with a low around 75. South wind around 10 mph.
7-day forecast for Knox City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 75°F | Mostly Clear | 10 mph S | 0% |
| Saturday | 99°F | Sunny | 12 mph SSW | 1% |
| Saturday Night | 76°F | Partly Cloudy | 10 mph SSW | 8% |
| Sunday | 98°F | Mostly Sunny then Chance Showers And Thunderstorms | 8 to 12 mph SSW | 52% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 5 to 8 mph SSE | 52% |
| Monday | 91°F | Slight Chance Rain Showers | 5 to 9 mph NE | 19% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 10 mph ENE | 38% |
| Tuesday | 85°F | Chance Rain Showers | 10 mph NE | 38% |
| Tuesday Night | 63°F | Mostly Cloudy then Chance Rain Showers | 10 mph ENE | 28% |
| Wednesday | 86°F | Chance Rain Showers | 8 mph ENE | 31% |
| Wednesday Night | 66°F | Mostly Cloudy | 9 mph E | 14% |
| Thursday | 89°F | Partly Sunny | 7 mph SE | 14% |
| Thursday Night | 67°F | Mostly Cloudy | 8 mph ESE | 10% |
| Friday | 90°F | Partly Sunny | 8 mph SSE | 10% |
Forecast source: National Weather Service (api.weather.gov) for Knox City (33.418, -99.816). Updated through the day.
Growing snapshot for Knox City
Last spring frost
Mar 26
First fall frost
Nov 11
Growing season
232 days
Hardiness zone
8a
More local growing data for Knox City: nearby ZIP 79529 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Munday, Tx (12.4 mi from Knox City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.