Corsica, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Corsica, a borough in Jefferson County, Pennsylvania.
Today
81°F
Sunny
Sunny, with a high near 81. Southeast wind around 2 mph.
7-day forecast for Corsica
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Sunny | 2 mph SE | 0% |
| Tonight | 62°F | Mostly Clear | 5 mph SE | 0% |
| Wednesday | 83°F | Partly Sunny then Scattered Showers And Thunderstorms | 5 mph SE | 32% |
| Wednesday Night | 65°F | Scattered Showers And Thunderstorms | 5 mph SE | 50% |
| Thursday | 82°F | Showers And Thunderstorms | 6 mph S | 79% |
| Thursday Night | 65°F | Showers And Thunderstorms | 5 mph SW | 79% |
| Friday | 80°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 85% |
| Friday Night | 64°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph SW | 85% |
| Saturday | 80°F | Chance Rain Showers then Chance Showers And Thunderstorms | 3 to 7 mph SW | 50% |
| Saturday Night | 64°F | Chance Showers And Thunderstorms | 5 mph SW | 50% |
| Sunday | 83°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 3 to 8 mph SW | 22% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 3 to 7 mph SW | 25% |
| Monday | 83°F | Chance Rain Showers | 6 to 9 mph SW | 47% |
| Monday Night | 64°F | Chance Showers And Thunderstorms | 3 to 7 mph W | 50% |
Forecast source: National Weather Service (api.weather.gov) for Corsica (41.181, -79.203). Updated through the day.
Growing snapshot for Corsica
Last spring frost
May 9
First fall frost
Oct 11
Growing season
154 days
Hardiness zone
6a
More local growing data for Corsica: nearby ZIP 15829 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Big Run
Brockway
Brookville
Falls Creek
Punxsutawney
Reynoldsville
Summerville
Sykesville
Timblin
Worthville
Climate data from the nearest NOAA station, Clarion 3 Sw, Pa (10.1 mi from Corsica). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.