Blue Knob, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blue Knob, a community in Cambria County, Pennsylvania.
Today
67°F
Partly Sunny
Partly sunny, with a high near 67. Southeast wind around 7 mph.
7-day forecast for Blue Knob
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 67°F | Partly Sunny | 7 mph SE | 7% |
| Tonight | 59°F | Rain Showers Likely | 7 to 14 mph S | 65% |
| Sunday | 70°F | Showers And Thunderstorms | 7 to 12 mph SW | 85% |
| Sunday Night | 51°F | Showers And Thunderstorms Likely | 6 to 12 mph NW | 67% |
| Monday | 59°F | Chance Rain Showers | 7 to 12 mph NE | 26% |
| Monday Night | 48°F | Rain Showers Likely | 7 to 13 mph E | 69% |
| Tuesday | 52°F | Rain Showers Likely | 13 mph E | 69% |
| Tuesday Night | 46°F | Rain Showers Likely | 12 to 18 mph E | 60% |
| Wednesday | 52°F | Rain Showers Likely | 10 to 17 mph E | 59% |
| Wednesday Night | 46°F | Rain Showers Likely | 10 to 15 mph E | 58% |
| Thursday | 55°F | Rain Showers Likely | 7 to 12 mph E | 58% |
| Thursday Night | 46°F | Chance Showers And Thunderstorms | 7 mph NE | 45% |
| Friday | 60°F | Slight Chance Rain Showers | 7 mph N | 22% |
| Friday Night | 46°F | Slight Chance Rain Showers | 8 mph N | 22% |
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 Sep 19, 2026.