Millstone, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Millstone, a community in Letcher County, Kentucky.
Tonight
56°F
Partly Cloudy
Partly cloudy. Low around 56, with temperatures rising to around 60 overnight. East wind 2 to 8 mph, with gusts as high as 17 mph.
7-day forecast for Millstone
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Partly Cloudy | 2 to 8 mph E | 1% |
| Wednesday | 72°F | Light Rain Likely | 10 mph SSE | 74% |
| Wednesday Night | 57°F | Light Rain | 2 to 8 mph SSW | 93% |
| Thursday | 72°F | Slight Chance Light Rain | 3 mph WSW | 17% |
| Thursday Night | 49°F | Slight Chance Light Rain | 1 mph WSW | 16% |
| Friday | 69°F | Slight Chance Light Rain then Mostly Sunny | 1 to 5 mph W | 16% |
| Friday Night | 43°F | Partly Cloudy | 3 mph NW | 11% |
| Saturday | 59°F | Partly Sunny | 5 mph NW | 9% |
| Saturday Night | 36°F | Mostly Cloudy | 2 mph WNW | 9% |
| Sunday | 60°F | Partly Sunny | 0 to 5 mph WSW | 8% |
| Sunday Night | 34°F | Partly Cloudy | 3 mph WSW | 13% |
| Monday | 61°F | Slight Chance Light Rain | 2 to 6 mph WSW | 17% |
| Monday Night | 35°F | Mostly Clear | 3 mph WSW | 14% |
| Tuesday | 65°F | Sunny | 6 mph WSW | 5% |
Forecast source: National Weather Service (api.weather.gov) for Millstone (37.163, -82.750). Updated through the day.
Growing snapshot for Millstone
Last spring frost
Apr 21
First fall frost
Oct 22
Growing season
183 days
Hardiness zone
7a
More local growing data for Millstone: nearby ZIP 41849 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Whitesburg 2Se, Ky (6.3 mi from Millstone). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.