Martinsburg, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Martinsburg, a community in Washington County, Indiana.
This Afternoon
69°F
Slight Chance Drizzle
A slight chance of drizzle after 5pm. Mostly cloudy, with a high near 69. Southwest wind around 9 mph.
7-day forecast for Martinsburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Slight Chance Drizzle | 9 mph SW | 13% |
| Tonight | 45°F | Slight Chance Drizzle | 3 to 7 mph W | 6% |
| Thursday | 64°F | Sunny | 5 to 9 mph SW | 0% |
| Thursday Night | 41°F | Partly Cloudy | 5 mph W | 0% |
| Friday | 58°F | Partly Sunny | 3 to 8 mph NW | 4% |
| Friday Night | 33°F | Partly Cloudy | 3 to 7 mph N | 1% |
| Saturday | 54°F | Sunny | 6 mph N | 0% |
| Saturday Night | 30°F | Mostly Clear | 3 mph NW | 0% |
| Sunday | 57°F | Sunny | 1 to 5 mph W | 0% |
| Sunday Night | 31°F | Mostly Clear | 3 mph W | 0% |
| Monday | 62°F | Sunny | 1 to 5 mph W | 0% |
| Monday Night | 35°F | Clear | 3 mph SW | 0% |
| Tuesday | 63°F | Sunny | 5 mph W | 1% |
| Tuesday Night | 36°F | Mostly Clear | 3 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Martinsburg (38.443, -86.025). Updated through the day.
Growing snapshot for Martinsburg
Last spring frost
Apr 17
First fall frost
Oct 22
Growing season
186 days
Hardiness zone
6b
More local growing data for Martinsburg: nearby ZIP 47165 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Salem, In (9 mi from Martinsburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.