Blue Knob, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blue Knob, a community in Cambria County, Pennsylvania.
This Afternoon
77°F
Mostly Sunny
Mostly sunny, with a high near 77. Southeast wind around 6 mph.
7-day forecast for Blue Knob
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Mostly Sunny | 6 mph SE | 0% |
| Tonight | 64°F | Partly Cloudy | 7 mph SE | 8% |
| Wednesday | 77°F | Mostly Cloudy then Chance Showers And Thunderstorms | 6 mph SE | 45% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms | 6 mph S | 36% |
| Thursday | 79°F | Showers And Thunderstorms | 6 mph SW | 87% |
| Thursday Night | 68°F | Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 6 mph SW | 87% |
| Friday | 79°F | Showers And Thunderstorms | 6 mph SW | 77% |
| Friday Night | 65°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 mph SW | 77% |
| Saturday | 77°F | Chance Showers And Thunderstorms | 7 mph W | 42% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 6 mph W | 42% |
| Sunday | 79°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 8 mph W | 18% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 6 to 9 mph W | 18% |
| Monday | 80°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 12 mph W | 22% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 mph W | 28% |
Forecast source: National Weather Service (api.weather.gov) for Blue Knob (40.353, -78.553). Updated through the day.
Growing snapshot for Blue Knob
Last spring frost
May 17
First fall frost
Oct 2
Growing season
136 days
Hardiness zone
6a
More local growing data for Blue Knob: nearby ZIP 15946 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Ebensburg Sewage Plt, Pa (9 mi from Blue Knob). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.