Spring Mills, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Spring Mills, a community in Centre County, Pennsylvania.
Today
84°F
Patchy Fog then Sunny
Patchy fog before 10am. Sunny, with a high near 84. Southeast wind 0 to 3 mph.
7-day forecast for Spring Mills
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Patchy Fog then Sunny | 0 to 3 mph SE | 0% |
| Tonight | 61°F | Mostly Cloudy then Patchy Fog | 0 to 3 mph E | 4% |
| Wednesday | 83°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph SE | 45% |
| Wednesday Night | 66°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 43% |
| Thursday | 86°F | Slight Chance Showers And Thunderstorms | 0 to 6 mph S | 84% |
| Thursday Night | 66°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 3 mph SW | 84% |
| Friday | 86°F | Showers And Thunderstorms | 0 to 5 mph W | 80% |
| Friday Night | 65°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 3 mph W | 80% |
| Saturday | 84°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 6 mph W | 54% |
| Saturday Night | 64°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 54% |
| Sunday | 87°F | Mostly Sunny | 0 to 6 mph W | 14% |
| Sunday Night | 67°F | Partly Cloudy | 1 to 5 mph SW | 14% |
| Monday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 9 mph W | 27% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 1 to 8 mph W | 27% |
Forecast source: National Weather Service (api.weather.gov) for Spring Mills (40.853, -77.565). Updated through the day.
Growing snapshot for Spring Mills
Last spring frost
May 5
First fall frost
Oct 6
Growing season
153 days
Hardiness zone
6b
More local growing data for Spring Mills: nearby ZIP 16875 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Millheim, Pa (6.6 mi from Spring Mills). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.