Coal Grove, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Coal Grove, a village in Boyd County, Ohio.
Today
88°F
Areas Of Fog then Mostly Sunny
Areas of fog before 9am. Mostly sunny, with a high near 88. Southeast wind around 2 mph.
7-day forecast for Coal Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Areas Of Fog then Mostly Sunny | 2 mph SE | 6% |
| Tonight | 67°F | Chance Showers And Thunderstorms then Areas Of Fog | 3 mph SE | 45% |
| Sunday | 89°F | Slight Chance Rain Showers then Partly Sunny | 5 mph SW | 16% |
| Sunday Night | 64°F | Chance Showers And Thunderstorms | 5 mph NE | 44% |
| Monday | 78°F | Chance Showers And Thunderstorms | 6 mph NE | 40% |
| Monday Night | 59°F | Chance Showers And Thunderstorms | 6 mph NE | 58% |
| Tuesday | 74°F | Showers And Thunderstorms Likely | 5 mph NE | 58% |
| Tuesday Night | 59°F | Showers And Thunderstorms Likely | 6 mph NE | 72% |
| Wednesday | 73°F | Showers And Thunderstorms Likely | 6 mph E | 72% |
| Wednesday Night | 56°F | Showers And Thunderstorms Likely | 6 mph E | 69% |
| Thursday | 72°F | Chance Rain Showers | 5 mph NE | 42% |
| Thursday Night | 55°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph N | 20% |
| Friday | 72°F | Partly Sunny | 2 to 6 mph NE | 10% |
| Friday Night | 52°F | Partly Cloudy | 5 mph NE | 10% |
Forecast source: National Weather Service (api.weather.gov) for Coal Grove (38.492, -82.636). Updated through the day.
Growing snapshot for Coal Grove
Last spring frost
Apr 22
First fall frost
Oct 23
Growing season
181 days
Hardiness zone
7a
More local growing data for Coal Grove: nearby ZIP 41101 weather · frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Ashland, Ky (2.6 mi from Coal Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.