Glen Lyon, PA Weather & Growing Conditions
Today
84°F
Sunny
Sunny, with a high near 84. Wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Sunny | 0 mph | 0% |
| Tonight | 62°F | Mostly Cloudy | 0 mph | 1% |
| Wednesday | 82°F | Partly Sunny then Chance Showers And Thunderstorms | 2 mph SE | 47% |
| Wednesday Night | 68°F | Showers And Thunderstorms Likely | 1 mph E | 55% |
| Thursday | 85°F | Showers And Thunderstorms | 0 to 3 mph SW | 84% |
| Thursday Night | 69°F | Showers And Thunderstorms | 2 mph SW | 84% |
| Friday | 85°F | Showers And Thunderstorms Likely | 0 to 3 mph NW | 72% |
| Friday Night | 67°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 1 mph W | 72% |
| Saturday | 84°F | Showers And Thunderstorms Likely | 0 to 3 mph W | 57% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 2 mph W | 57% |
| Sunday | 85°F | Mostly Sunny | 0 to 3 mph W | 13% |
| Sunday Night | 68°F | Mostly Clear | 2 mph W | 13% |
| Monday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 6 mph W | 27% |
| Monday Night | 66°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 27% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Glen Lyon, PA
Last spring frost
May 4
First fall frost
Oct 11
Growing season
159 days
Hardiness zone
6b
Explore more for Glen Lyon, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Benton 3 Ne, Pa (14.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.