Clappertown, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clappertown, a community in Blair County, Pennsylvania.
Today
83°F
Patchy Fog then Sunny
Patchy fog before 9am. Sunny, with a high near 83. East wind 0 to 5 mph.
7-day forecast for Clappertown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Patchy Fog then Sunny | 0 to 5 mph E | 0% |
| Tonight | 63°F | Partly Cloudy then Patchy Fog | 0 to 5 mph SE | 8% |
| Wednesday | 82°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph SE | 47% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms | 1 to 5 mph SE | 39% |
| Thursday | 85°F | Showers And Thunderstorms | 1 to 5 mph SW | 86% |
| Thursday Night | 68°F | Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 2 mph SW | 86% |
| Friday | 85°F | Showers And Thunderstorms | 1 to 5 mph W | 75% |
| Friday Night | 66°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph SW | 75% |
| Saturday | 84°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 7 mph SW | 43% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms then Mostly Cloudy | 3 mph W | 43% |
| Sunday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 6 mph W | 15% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 15% |
| Monday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph W | 20% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms | 3 to 9 mph W | 21% |
Forecast source: National Weather Service (api.weather.gov) for Clappertown (40.403, -78.278). Updated through the day.
Growing snapshot for Clappertown
Last spring frost
Apr 25
First fall frost
Oct 20
Growing season
177 days
Hardiness zone
6b
More local growing data for Clappertown: nearby ZIP 16648 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Altoona 7 Sw, Pa (4.9 mi from Clappertown). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.