Highland Park, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Highland Park, a community in Mifflin County, Pennsylvania.
Today
76°F
Patchy Fog then Mostly Sunny
Patchy fog before 10am. Mostly sunny. High near 76, with temperatures falling to around 70 in the afternoon. Southeast wind 0 to 6 mph.
7-day forecast for Highland Park
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Patchy Fog then Mostly Sunny | 0 to 6 mph SE | 1% |
| Tonight | 58°F | Light Rain | 2 mph E | 95% |
| Thursday | 75°F | Light Rain | 1 to 6 mph S | 77% |
| Thursday Night | 49°F | Slight Chance Light Rain then Mostly Cloudy | 0 mph | 19% |
| Friday | 69°F | Partly Sunny | 1 mph NW | 13% |
| Friday Night | 43°F | Partly Cloudy | 0 mph | 8% |
| Saturday | 58°F | Slight Chance Light Rain | 0 to 8 mph W | 21% |
| Saturday Night | 36°F | Slight Chance Light Rain then Mostly Cloudy | 6 mph W | 15% |
| Sunday | 59°F | Mostly Sunny | 5 to 8 mph W | 5% |
| Sunday Night | 33°F | Partly Cloudy | 6 mph W | 7% |
| Monday | 58°F | Mostly Sunny | 5 to 10 mph W | 7% |
| Monday Night | 32°F | Mostly Clear | 5 mph W | 3% |
| Tuesday | 63°F | Mostly Sunny | 2 to 9 mph W | 2% |
| Tuesday Night | 32°F | Partly Cloudy | 1 to 5 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov) for Highland Park (40.622, -77.571). Updated through the day.
Growing snapshot for Highland Park
Last spring frost
Apr 21
First fall frost
Oct 24
Growing season
185 days
Hardiness zone
7a
More local growing data for Highland Park: nearby ZIP 17009 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Atkinson Mills
Barrville
Belleville
Burnham
Church Hill
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Juniata Terrace
Lewistown
Longfellow
Lumber City
Maitland
Mattawana
McClure
McVeytown
Milroy
Newton Hamilton
Potlicker Flats
Reedsville
Siglerville
Strodes Mills
Wagner
Yeagertown
Climate data from the nearest NOAA station, Lewistown, Pa (3.4 mi from Highland Park). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.