Fort Loudon, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fort Loudon, a community in Franklin County, Pennsylvania.
This Afternoon
75°F
Slight Chance Rain Showers
A slight chance of rain showers. Mostly cloudy, with a high near 75. Southeast wind around 3 mph. Chance of precipitation is 20%.
7-day forecast for Fort Loudon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Slight Chance Rain Showers | 3 mph SE | 15% |
| Tonight | 63°F | Chance Rain Showers | 2 to 10 mph SE | 51% |
| Sunday | 80°F | Rain Showers | 3 to 12 mph S | 93% |
| Sunday Night | 57°F | Showers And Thunderstorms | 2 to 12 mph NW | 76% |
| Monday | 69°F | Partly Sunny then Chance Rain Showers | 5 to 12 mph NE | 40% |
| Monday Night | 54°F | Rain Showers Likely | 5 to 8 mph NE | 69% |
| Tuesday | 62°F | Rain Showers Likely | 8 mph NE | 74% |
| Tuesday Night | 50°F | Rain Showers Likely | 6 to 12 mph NE | 73% |
| Wednesday | 58°F | Rain Showers Likely | 7 to 12 mph E | 55% |
| Wednesday Night | 50°F | Chance Rain Showers | 7 to 12 mph NE | 40% |
| Thursday | 60°F | Chance Rain Showers | 6 to 12 mph NE | 28% |
| Thursday Night | 49°F | Slight Chance Rain Showers | 7 mph NE | 24% |
| Friday | 66°F | Chance Rain Showers | 7 mph N | 25% |
| Friday Night | 49°F | Chance Rain Showers | 5 to 9 mph N | 25% |
Forecast source: National Weather Service (api.weather.gov) for Fort Loudon (39.922, -77.907). Updated through the day.
Growing snapshot for Fort Loudon
Last spring frost
Apr 18
First fall frost
Oct 25
Growing season
188 days
Hardiness zone
7a
More local growing data for Fort Loudon: nearby ZIP 17224 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Blue Ridge Summit
Chambersburg
Fayetteville
Greencastle
Guilford
Marion
Mercersburg
Mont Alto
Orrstown
Pen Mar
Rouzerville
Scotland
State Line
Wayne Heights
Waynesboro
Climate data from the nearest NOAA station, Chambersburg 1 Ese, Pa (13.3 mi from Fort Loudon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.