Karnes City, TX Weather & Growing Conditions
This Afternoon
78°F
Mostly Sunny
Mostly sunny, with a high near 78. North wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Mostly Sunny | 5 to 10 mph N | 10% |
| Tonight | 52°F | Mostly Clear | 0 to 5 mph N | 0% |
| Wednesday | 77°F | Sunny | 0 to 5 mph NNE | 0% |
| Wednesday Night | 53°F | Mostly Clear | 0 to 5 mph ENE | 0% |
| Thursday | 81°F | Partly Sunny | 0 to 5 mph ESE | 13% |
| Thursday Night | 60°F | Chance Showers And Thunderstorms | 0 to 15 mph NNE | 28% |
| Friday | 76°F | Sunny | 5 to 15 mph NNE | 2% |
| Friday Night | 53°F | Partly Cloudy | 0 to 10 mph NNE | 4% |
| Saturday | 71°F | Slight Chance Rain Showers | 10 to 15 mph NNE | 23% |
| Saturday Night | 51°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 10 mph NNE | 15% |
| Sunday | 71°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph NNE | 16% |
| Sunday Night | 49°F | Mostly Clear | 0 to 5 mph NNE | 6% |
| Monday | 72°F | Sunny | 0 to 5 mph NE | 3% |
| Monday Night | 49°F | Mostly Clear | 0 to 5 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Karnes City, TX
Last spring frost
Feb 16
First fall frost
Dec 9
Growing season
300 days
Hardiness zone
9a
Explore more for Karnes City, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Karnes City 2N, Tx (3.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.