Northwest Harborcreek, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Northwest Harborcreek, a community in Erie County, Pennsylvania.
Today
75°F
Mostly Cloudy then Chance Light Rain
A chance of rain after 3pm. Mostly cloudy. High near 75, with temperatures falling to around 69 in the afternoon. South wind 8 to 12 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Northwest Harborcreek
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Mostly Cloudy then Chance Light Rain | 8 to 12 mph S | 35% |
| Tonight | 55°F | Light Rain | 8 to 14 mph S | 93% |
| Thursday | 66°F | Partly Sunny | 8 to 16 mph SW | 12% |
| Thursday Night | 48°F | Mostly Cloudy then Slight Chance Rain Showers | 7 mph SW | 23% |
| Friday | 58°F | Rain Showers Likely | 7 mph SW | 55% |
| Friday Night | 42°F | Rain Showers | 3 to 7 mph W | 76% |
| Saturday | 52°F | Rain Showers Likely | 10 mph W | 73% |
| Saturday Night | 37°F | Chance Light Rain | 9 mph NW | 60% |
| Sunday | 52°F | Slight Chance Light Rain | 9 to 13 mph W | 22% |
| Sunday Night | 37°F | Chance Light Rain | 10 mph W | 28% |
| Monday | 53°F | Chance Light Rain | 8 to 12 mph W | 32% |
| Monday Night | 38°F | Slight Chance Light Rain then Partly Cloudy | 7 to 10 mph SW | 20% |
| Tuesday | 55°F | Slight Chance Light Rain | 10 to 14 mph SW | 18% |
| Tuesday Night | 37°F | Slight Chance Light Rain then Partly Cloudy | 6 to 9 mph W | 18% |
Forecast source: National Weather Service (api.weather.gov) for Northwest Harborcreek (42.148, -79.995). Updated through the day.
Growing snapshot for Northwest Harborcreek
Last spring frost
Apr 26
First fall frost
Nov 4
Growing season
192 days
Hardiness zone
7a
More local growing data for Northwest Harborcreek: nearby ZIP 16511 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Erie Intl Ap, Pa (10.9 mi from Northwest Harborcreek). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.