McKinney, KY Weather & Growing Conditions
Today
70°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a high near 70. South wind 9 to 17 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Showers And Thunderstorms | 9 to 17 mph S | 96% |
| Tonight | 49°F | Chance Showers And Thunderstorms then Patchy Drizzle | 2 to 8 mph SW | 44% |
| Thursday | 68°F | Mostly Sunny | 2 to 8 mph SW | 0% |
| Thursday Night | 42°F | Partly Cloudy | 0 to 3 mph W | 0% |
| Friday | 65°F | Mostly Sunny | 0 to 7 mph NW | 0% |
| Friday Night | 36°F | Partly Cloudy | 6 mph NW | 2% |
| Saturday | 55°F | Mostly Sunny | 2 to 6 mph NW | 0% |
| Saturday Night | 31°F | Partly Cloudy | 0 to 3 mph N | 0% |
| Sunday | 58°F | Mostly Sunny | 1 to 6 mph NW | 0% |
| Sunday Night | 30°F | Mostly Clear | 3 mph W | 3% |
| Monday | 61°F | Sunny | 1 to 5 mph SW | 3% |
| Monday Night | 32°F | Clear | 2 mph SW | 1% |
| Tuesday | 65°F | Sunny | 2 to 6 mph SW | 1% |
| Tuesday Night | 34°F | Mostly Clear | 0 to 3 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for McKinney, KY
Last spring frost
Apr 9
First fall frost
Oct 27
Growing season
199 days
Hardiness zone
7a
Explore more for McKinney, KY: full frost dates · planting calendar · Kentucky frost dates
Climate data from the nearest NOAA station, Danville, Ky (13.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.