McKean, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for McKean, a borough in Erie County, Pennsylvania.
Today
81°F
Sunny
Sunny, with a high near 81. West wind around 2 mph.
7-day forecast for McKean
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Sunny | 2 mph W | 0% |
| Tonight | 62°F | Mostly Clear | 1 to 6 mph E | 0% |
| Wednesday | 85°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 mph SW | 33% |
| Wednesday Night | 66°F | Chance Showers And Thunderstorms | 5 mph SE | 39% |
| Thursday | 83°F | Slight Chance Showers And Thunderstorms | 7 mph SW | 42% |
| Thursday Night | 66°F | Showers And Thunderstorms Likely | 1 to 5 mph SW | 63% |
| Friday | 81°F | Showers And Thunderstorms Likely | 6 mph SW | 67% |
| Friday Night | 64°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph SW | 64% |
| Saturday | 82°F | Chance Showers And Thunderstorms | 7 mph SW | 33% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 1 to 5 mph SW | 33% |
| Sunday | 85°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 9 mph SW | 22% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 to 8 mph SW | 43% |
| Monday | 82°F | Chance Rain Showers | 7 to 10 mph SW | 45% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 51% |
Forecast source: National Weather Service (api.weather.gov) for McKean (41.998, -80.140). Updated through the day.
Growing snapshot for McKean
Last spring frost
Apr 26
First fall frost
Nov 4
Growing season
192 days
Hardiness zone
6a
More local growing data for McKean: nearby ZIP 16426 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Albion
Avonia
Canadohta Lake
Corry
Cranesville
Edinboro
Elgin
Erie
Fairview
Girard
Lake City
Lawrence Park
Mill Village
North East
Northwest Harborcreek
Penn State Erie (Behrend)
Platea
Union City
Waterford
Wattsburg
Wesleyville
Climate data from the nearest NOAA station, Erie Intl Ap, Pa (7.2 mi from McKean). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.