McKean, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for McKean, a borough in Erie County, Pennsylvania.
Overnight
58°F
Partly Cloudy
Partly cloudy, with a low around 58. South wind around 12 mph.
7-day forecast for McKean
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Partly Cloudy | 12 mph S | 1% |
| Wednesday | 74°F | Partly Sunny then Chance Light Rain | 12 mph S | 50% |
| Wednesday Night | 57°F | Light Rain | 7 to 14 mph S | 94% |
| Thursday | 66°F | Partly Sunny | 7 to 13 mph SW | 11% |
| Thursday Night | 46°F | Mostly Cloudy then Slight Chance Rain Showers | 6 mph SW | 18% |
| Friday | 57°F | Rain Showers Likely | 7 mph SW | 56% |
| Friday Night | 40°F | Rain Showers | 2 to 7 mph W | 78% |
| Saturday | 50°F | Rain Showers Likely | 7 to 10 mph W | 74% |
| Saturday Night | 36°F | Chance Light Rain | 7 mph NW | 63% |
| Sunday | 51°F | Slight Chance Light Rain | 7 to 13 mph W | 23% |
| Sunday Night | 36°F | Chance Light Rain | 8 mph W | 27% |
| Monday | 53°F | Chance Light Rain | 6 to 12 mph W | 30% |
| Monday Night | 36°F | Slight Chance Light Rain then Partly Cloudy | 5 to 8 mph SW | 19% |
| Tuesday | 56°F | Slight Chance Light Rain | 8 to 13 mph SW | 17% |
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 Nov 4, 2026.