Mahaffey, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mahaffey, a borough in Clearfield County, Pennsylvania.
Tonight
50°F
Partly Cloudy
Partly cloudy, with a low around 50. Northeast wind around 5 mph.
7-day forecast for Mahaffey
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Partly Cloudy | 5 mph NE | 2% |
| Saturday | 72°F | Partly Sunny | 6 mph SE | 6% |
| Saturday Night | 60°F | Showers And Thunderstorms Likely | 7 mph SE | 66% |
| Sunday | 73°F | Showers And Thunderstorms | 7 mph SW | 98% |
| Sunday Night | 52°F | Showers And Thunderstorms | 6 mph N | 91% |
| Monday | 65°F | Chance Rain Showers | 8 mph NE | 29% |
| Monday Night | 50°F | Showers And Thunderstorms Likely | 8 to 12 mph E | 62% |
| Tuesday | 60°F | Showers And Thunderstorms Likely | 12 mph E | 69% |
| Tuesday Night | 47°F | Showers And Thunderstorms Likely | 14 mph E | 62% |
| Wednesday | 57°F | Rain Showers Likely | 13 mph E | 62% |
| Wednesday Night | 47°F | Chance Showers And Thunderstorms | 8 to 12 mph E | 52% |
| Thursday | 60°F | Chance Showers And Thunderstorms | 9 mph E | 50% |
| Thursday Night | 47°F | Chance Rain Showers | 6 mph E | 34% |
| Friday | 67°F | Slight Chance Rain Showers | 6 mph NE | 23% |
Forecast source: National Weather Service (api.weather.gov) for Mahaffey (40.874, -78.727). Updated through the day.
Growing snapshot for Mahaffey
Last spring frost
May 4
First fall frost
Oct 13
Growing season
160 days
Hardiness zone
6a
More local growing data for Mahaffey: nearby ZIP 15757 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Grampian 1E, Pa (8.7 mi from Mahaffey). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.