Harman US

Fort Loudon, PA Weather & Growing Conditions

Today
81°F
Mostly Sunny
Mostly sunny, with a high near 81. East wind around 3 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 81°F Mostly Sunny 3 mph E 0%
Tonight 68°F Mostly Cloudy 2 mph SE 14%
Wednesday 80°F Chance Rain Showers then Chance Showers And Thunderstorms 3 mph E 43%
Wednesday Night 68°F Chance Showers And Thunderstorms 3 mph SE 63%
Thursday 85°F Mostly Cloudy then Showers And Thunderstorms Likely 5 mph S 71%
Thursday Night 70°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 3 mph SW 71%
Friday 84°F Partly Sunny then Showers And Thunderstorms Likely 3 mph SW 58%
Friday Night 66°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 3 mph SW 58%
Saturday 83°F Partly Sunny then Chance Showers And Thunderstorms 1 to 5 mph W 53%
Saturday Night 66°F Chance Showers And Thunderstorms 3 mph W 53%
Sunday 85°F Mostly Sunny then Slight Chance Showers And Thunderstorms 3 mph W 15%
Sunday Night 67°F Slight Chance Showers And Thunderstorms then Partly Cloudy 3 mph SW 15%
Monday 86°F Mostly Sunny 2 to 7 mph W 14%
Monday Night 67°F Partly Cloudy 6 mph W 14%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Fort Loudon, PA

Last spring frost
Apr 18
First fall frost
Oct 25
Growing season
188 days
Hardiness zone
7a

Explore more for Fort Loudon, PA: full frost dates · planting calendar · Pennsylvania frost dates

Climate data from the nearest NOAA station, Chambersburg 1 Ese, Pa (13.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.