Mayfield, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mayfield, a city in Graves County, Kentucky.
Today
87°F
Sunny
Sunny. High near 87, with temperatures falling to around 85 in the afternoon. Northeast wind around 5 mph.
7-day forecast for Mayfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Sunny | 5 mph NE | 0% |
| Tonight | 66°F | Mostly Clear | 0 to 3 mph ENE | 0% |
| Wednesday | 89°F | Sunny | 2 mph NW | 0% |
| Wednesday Night | 69°F | Mostly Clear | 2 mph SSE | 0% |
| Thursday | 91°F | Mostly Sunny | 6 mph SSW | 4% |
| Thursday Night | 72°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph S | 16% |
| Friday | 90°F | Chance Showers And Thunderstorms | 7 mph SSW | 30% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 1 to 5 mph SSW | 35% |
| Saturday | 89°F | Chance Showers And Thunderstorms | 5 mph SW | 35% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 mph S | 35% |
| Sunday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 mph SSW | 16% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 5 mph SSW | 16% |
| Monday | 91°F | Sunny | 7 mph SSW | 8% |
| Monday Night | 73°F | Partly Cloudy | 6 mph SSW | 8% |
Forecast source: National Weather Service (api.weather.gov) for Mayfield (36.737, -88.644). Updated through the day.
Growing snapshot for Mayfield
Last spring frost
Apr 9
First fall frost
Oct 19
Growing season
192 days
Hardiness zone
7b
More local growing data for Mayfield: nearby ZIP 42066 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Benton, Ky (18.9 mi from Mayfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.