Martinsburg, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Martinsburg, a borough in Blair County, Pennsylvania.
This Afternoon
72°F
Mostly Sunny
Mostly sunny, with a high near 72. South wind around 7 mph.
7-day forecast for Martinsburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Mostly Sunny | 7 mph S | 1% |
| Tonight | 47°F | Mostly Clear then Areas Of Fog | 2 to 6 mph S | 1% |
| Wednesday | 73°F | Areas Of Fog then Partly Sunny | 0 to 9 mph S | 2% |
| Wednesday Night | 58°F | Mostly Cloudy then Rain Showers | 9 mph S | 97% |
| Thursday | 72°F | Rain Showers Likely | 5 to 8 mph SW | 63% |
| Thursday Night | 50°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 5 mph W | 22% |
| Friday | 66°F | Chance Rain Showers | 0 to 3 mph W | 38% |
| Friday Night | 43°F | Slight Chance Rain Showers | 3 mph NW | 23% |
| Saturday | 57°F | Slight Chance Rain Showers | 2 to 10 mph NW | 20% |
| Saturday Night | 35°F | Slight Chance Rain Showers then Partly Cloudy | 3 to 8 mph W | 17% |
| Sunday | 56°F | Mostly Sunny | 3 to 9 mph W | 9% |
| Sunday Night | 34°F | Partly Cloudy then Slight Chance Rain Showers | 8 mph W | 17% |
| Monday | 55°F | Slight Chance Rain Showers | 8 to 15 mph W | 24% |
| Monday Night | 35°F | Slight Chance Rain Showers then Partly Cloudy | 8 mph W | 23% |
Forecast source: National Weather Service (api.weather.gov) for Martinsburg (40.311, -78.324). Updated through the day.
Growing snapshot for Martinsburg
Last spring frost
Apr 23
First fall frost
Oct 21
Growing season
177 days
Hardiness zone
6b
More local growing data for Martinsburg: nearby ZIP 16662 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Altoona
Bald Eagle
Bellwood
Birmingham
Brooks Mill
Canan Station
Canoe Creek
Carson Valley
Charlottsville
Clappertown
Claysburg
Cotton Town
Cove Forge
Cross Keys
Culp
Curryville
Dumb Hundred
Duncansville
East Altoona
East Freedom
East Sharpsburg
Elberta
Eldorado
Fisherville
Foot of Ten
Fort Fetter
Fostoria
Franklin Forge
Frankstown
Fredericksburg
Climate data from the nearest NOAA station, Altoona Blair Co Ap, Pa (1.2 mi from Martinsburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.