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Mill Creek, PA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Mill Creek, a borough in Huntingdon County, Pennsylvania.

Today
85°F
Patchy Fog then Sunny
Patchy fog before 10am. Sunny, with a high near 85. East wind around 2 mph.

7-day forecast for Mill Creek

WhenTempForecastWindPrecip
Today 85°F Patchy Fog then Sunny 2 mph E 0%
Tonight 64°F Mostly Cloudy 2 mph E 6%
Wednesday 84°F Patchy Fog then Chance Showers And Thunderstorms 0 to 3 mph E 42%
Wednesday Night 68°F Chance Showers And Thunderstorms then Areas Of Fog 0 to 3 mph E 41%
Thursday 88°F Areas Of Fog then Showers And Thunderstorms 0 to 3 mph SW 82%
Thursday Night 68°F Showers And Thunderstorms then Chance Showers And Thunderstorms 2 mph W 82%
Friday 87°F Showers And Thunderstorms 0 to 3 mph W 75%
Friday Night 67°F Showers And Thunderstorms then Chance Showers And Thunderstorms 2 mph W 75%
Saturday 86°F Showers And Thunderstorms Likely 0 to 5 mph W 57%
Saturday Night 67°F Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms 2 mph W 57%
Sunday 88°F Mostly Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph W 15%
Sunday Night 69°F Slight Chance Showers And Thunderstorms then Partly Cloudy 0 to 3 mph SW 15%
Monday 89°F Mostly Sunny then Slight Chance Showers And Thunderstorms 1 to 7 mph W 21%
Monday Night 68°F Slight Chance Showers And Thunderstorms 2 to 6 mph W 21%

Forecast source: National Weather Service (api.weather.gov) for Mill Creek (40.437, -77.931). Updated through the day.

Growing snapshot for Mill Creek

Last spring frost
Apr 19
First fall frost
Oct 28
Growing season
191 days
Hardiness zone
6b

More local growing data for Mill Creek: nearby ZIP 17002 weather · frost dates · planting calendar · Pennsylvania frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Raystown Lake 2, Pa (12.1 mi from Mill Creek). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.