Harman US

Fort Loudon, PA Weather & Growing Conditions

Today
72°F
Mostly Sunny
Mostly sunny, with a high near 72. South wind 5 to 9 mph, with gusts as high as 21 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 72°F Mostly Sunny 5 to 9 mph S 1%
Tonight 58°F Light Rain 9 mph S 94%
Thursday 72°F Light Rain Likely 3 to 9 mph SW 66%
Thursday Night 51°F Slight Chance Light Rain then Mostly Cloudy 2 mph W 16%
Friday 66°F Slight Chance Light Rain 2 mph NW 17%
Friday Night 44°F Partly Cloudy 5 mph NW 9%
Saturday 56°F Mostly Sunny 5 to 8 mph W 14%
Saturday Night 36°F Partly Cloudy 9 mph W 14%
Sunday 56°F Mostly Sunny 8 mph NW 4%
Sunday Night 35°F Mostly Clear 8 mph W 4%
Monday 56°F Sunny 9 mph W 5%
Monday Night 33°F Mostly Clear 6 mph W 4%
Tuesday 61°F Sunny 5 to 8 mph W 1%
Tuesday Night 35°F Mostly Clear 5 mph W 0%

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 Nov 4, 2026.