Marienville, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Marienville, a community in Forest County, Pennsylvania.
Today
81°F
Areas Of Fog then Sunny
Areas of fog before 9am. Sunny, with a high near 81. Southeast wind around 2 mph.
7-day forecast for Marienville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Areas Of Fog then Sunny | 2 mph SE | 0% |
| Tonight | 60°F | Mostly Clear | 2 mph SE | 0% |
| Wednesday | 83°F | Partly Sunny then Isolated Showers And Thunderstorms | 5 mph SE | 22% |
| Wednesday Night | 64°F | Scattered Showers And Thunderstorms | 3 mph SE | 50% |
| Thursday | 82°F | Showers And Thunderstorms | 5 mph S | 79% |
| Thursday Night | 64°F | Showers And Thunderstorms | 3 mph S | 79% |
| Friday | 80°F | Showers And Thunderstorms | 1 to 5 mph SW | 84% |
| Friday Night | 63°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 mph SW | 84% |
| Saturday | 81°F | Showers And Thunderstorms Likely | 2 to 6 mph SW | 55% |
| Saturday Night | 63°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 3 mph SW | 55% |
| Sunday | 83°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 2 to 6 mph SW | 21% |
| Sunday Night | 65°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph SW | 30% |
| Monday | 82°F | Chance Rain Showers | 5 to 8 mph SW | 47% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 2 to 6 mph W | 50% |
Forecast source: National Weather Service (api.weather.gov) for Marienville (41.469, -79.118). Updated through the day.
Growing snapshot for Marienville
Last spring frost
May 13
First fall frost
Oct 7
Growing season
143 days
Hardiness zone
6a
More local growing data for Marienville: nearby ZIP 16239 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Cooksburg 2 Nw, Pa (10.6 mi from Marienville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.