Coal Grove, OH Weather & Growing Conditions
Today
71°F
Rain
A chance of rain between 7am and 10am, then rain and a slight chance of thunderstorms. Cloudy, with a high near 71. South wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Rain | 9 mph S | 100% |
| Tonight | 56°F | Rain | 3 to 10 mph SW | 89% |
| Thursday | 70°F | Mostly Sunny | 3 to 7 mph SW | 0% |
| Thursday Night | 46°F | Partly Cloudy | 3 mph SW | 1% |
| Friday | 66°F | Mostly Sunny | 2 to 7 mph W | 10% |
| Friday Night | 40°F | Mostly Cloudy | 6 mph NW | 10% |
| Saturday | 56°F | Partly Sunny | 6 mph NW | 2% |
| Saturday Night | 36°F | Partly Cloudy | 3 mph W | 0% |
| Sunday | 59°F | Mostly Sunny | 2 to 7 mph W | 3% |
| Sunday Night | 34°F | Mostly Clear then Areas Of Frost | 5 mph W | 3% |
| Monday | 61°F | Areas Of Frost then Sunny | 6 mph W | 3% |
| Monday Night | 36°F | Mostly Clear then Patchy Frost | 1 to 5 mph SW | 2% |
| Tuesday | 65°F | Patchy Frost then Sunny | 7 mph SW | 1% |
| Tuesday Night | 36°F | Mostly Clear | 3 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Coal Grove, OH
Last spring frost
Apr 22
First fall frost
Oct 23
Growing season
181 days
Hardiness zone
7a
Explore more for Coal Grove, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Ashland, Ky (9.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.