Osceola Mills, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Osceola Mills, a borough in Centre County, Pennsylvania.
This Afternoon
70°F
Partly Sunny
Partly sunny, with a high near 70. Southeast wind around 6 mph.
7-day forecast for Osceola Mills
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Partly Sunny | 6 mph SE | 3% |
| Tonight | 57°F | Rain Showers | 5 to 9 mph SE | 81% |
| Sunday | 71°F | Showers And Thunderstorms | 8 mph SW | 85% |
| Sunday Night | 47°F | Chance Rain Showers | 8 mph N | 38% |
| Monday | 64°F | Mostly Cloudy | 8 mph NE | 11% |
| Monday Night | 45°F | Rain Showers Likely | 8 mph E | 59% |
| Tuesday | 57°F | Rain Showers Likely | 9 mph E | 59% |
| Tuesday Night | 43°F | Chance Rain Showers | 9 to 13 mph E | 53% |
| Wednesday | 56°F | Chance Rain Showers | 13 mph E | 53% |
| Wednesday Night | 43°F | Chance Rain Showers | 10 mph E | 47% |
| Thursday | 59°F | Chance Rain Showers | 8 mph E | 46% |
| Thursday Night | 43°F | Chance Showers And Thunderstorms | 6 mph NE | 45% |
| Friday | 64°F | Chance Rain Showers | 7 mph NE | 27% |
| Friday Night | 44°F | Slight Chance Rain Showers then Mostly Cloudy | 3 to 7 mph NE | 16% |
Forecast source: National Weather Service (api.weather.gov) for Osceola Mills (40.852, -78.270). Updated through the day.
Growing snapshot for Osceola Mills
Last spring frost
May 13
First fall frost
Oct 1
Growing season
142 days
Hardiness zone
6a
More local growing data for Osceola Mills: nearby ZIP 16677 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Philipsburg 2 S, Pa (4.3 mi from Osceola Mills). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.