Pine Grove Mills, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Pine Grove Mills, a community in Centre County, Pennsylvania.
This Afternoon
70°F
Slight Chance Rain Showers
A slight chance of rain showers. Partly sunny, with a high near 70. Southeast wind around 5 mph. Chance of precipitation is 20%.
7-day forecast for Pine Grove Mills
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Slight Chance Rain Showers | 5 mph SE | 15% |
| Tonight | 60°F | Rain Showers | 3 to 9 mph SE | 80% |
| Sunday | 74°F | Rain Showers | 6 to 9 mph SW | 98% |
| Sunday Night | 51°F | Showers And Thunderstorms Likely then Mostly Cloudy | 5 to 9 mph N | 73% |
| Monday | 67°F | Partly Sunny then Chance Rain Showers | 8 mph NE | 28% |
| Monday Night | 50°F | Rain Showers Likely | 8 mph NE | 61% |
| Tuesday | 60°F | Rain Showers Likely | 8 mph E | 61% |
| Tuesday Night | 47°F | Rain Showers Likely | 9 mph E | 55% |
| Wednesday | 57°F | Chance Rain Showers | 9 mph E | 45% |
| Wednesday Night | 46°F | Slight Chance Rain Showers | 8 mph E | 23% |
| Thursday | 59°F | Slight Chance Rain Showers | 7 mph E | 23% |
| Thursday Night | 46°F | Slight Chance Rain Showers | 5 mph NE | 23% |
| Friday | 64°F | Chance Rain Showers | 7 mph N | 25% |
| Friday Night | 46°F | Chance Rain Showers | 7 mph N | 25% |
Forecast source: National Weather Service (api.weather.gov) for Pine Grove Mills (40.732, -77.888). Updated through the day.
Growing snapshot for Pine Grove Mills
Last spring frost
Apr 20
First fall frost
Oct 26
Growing season
187 days
Hardiness zone
6b
More local growing data for Pine Grove Mills: nearby ZIP 16868 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Holters Crossing
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Jacksonville
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Madisonburg
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Mount Eagle
Osceola Mills
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Peru
Pine Glen
Climate data from the nearest NOAA station, State College, Pa (4.7 mi from Pine Grove Mills). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.