Martinsburg, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Martinsburg, a village in Knox County, Ohio.
Overnight
58°F
Mostly Cloudy
Mostly cloudy, with a low around 58. South wind around 10 mph, with gusts as high as 21 mph.
7-day forecast for Martinsburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Mostly Cloudy | 10 mph S | 5% |
| Wednesday | 65°F | Light Rain | 10 to 14 mph S | 99% |
| Wednesday Night | 52°F | Light Rain | 7 to 14 mph S | 76% |
| Thursday | 63°F | Mostly Sunny | 7 to 13 mph SW | 0% |
| Thursday Night | 44°F | Partly Cloudy | 3 to 7 mph SW | 3% |
| Friday | 57°F | Chance Rain Showers | 3 to 8 mph W | 46% |
| Friday Night | 39°F | Chance Rain Showers | 8 mph NW | 46% |
| Saturday | 50°F | Slight Chance Rain Showers | 7 to 10 mph NW | 16% |
| Saturday Night | 33°F | Partly Cloudy | 6 mph W | 12% |
| Sunday | 54°F | Mostly Sunny | 5 to 10 mph W | 3% |
| Sunday Night | 33°F | Mostly Clear | 8 mph W | 3% |
| Monday | 56°F | Sunny | 6 to 9 mph W | 5% |
| Monday Night | 35°F | Mostly Clear | 7 mph SW | 4% |
| Tuesday | 60°F | Sunny | 7 to 10 mph SW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Martinsburg (40.270, -82.354). Updated through the day.
Growing snapshot for Martinsburg
Last spring frost
May 2
First fall frost
Oct 8
Growing season
157 days
Hardiness zone
6a
More local growing data for Martinsburg: nearby ZIP 43037 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Apple Valley
Bladensburg
Centerburg
Danville
Fredericktown
Gambier
Howard
Mount Vernon
South Mount Vernon
Climate data from the nearest NOAA station, Danville 2 W, Oh (10.7 mi from Martinsburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.