Heidlersburg, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Heidlersburg, a community in Adams County, Pennsylvania.
Today
76°F
Partly Sunny
Partly sunny, with a high near 76. East wind around 3 mph.
7-day forecast for Heidlersburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Partly Sunny | 3 mph E | 10% |
| Tonight | 62°F | Rain Showers Likely | 3 to 9 mph SE | 61% |
| Sunday | 76°F | Showers And Thunderstorms | 5 to 12 mph S | 91% |
| Sunday Night | 55°F | Showers And Thunderstorms | 2 to 9 mph NW | 91% |
| Monday | 67°F | Slight Chance Rain Showers | 6 to 9 mph N | 24% |
| Monday Night | 50°F | Chance Rain Showers | 5 to 8 mph NE | 51% |
| Tuesday | 59°F | Rain Showers Likely | 9 mph NE | 64% |
| Tuesday Night | 48°F | Rain Showers Likely | 6 to 10 mph NE | 55% |
| Wednesday | 59°F | Chance Rain Showers | 10 mph NE | 44% |
| Wednesday Night | 48°F | Chance Rain Showers | 6 to 10 mph NE | 42% |
| Thursday | 61°F | Chance Rain Showers | 10 mph NE | 42% |
| Thursday Night | 48°F | Chance Rain Showers | 3 to 7 mph NE | 39% |
| Friday | 65°F | Chance Rain Showers | 8 mph N | 25% |
| Friday Night | 48°F | Slight Chance Rain Showers | 3 to 7 mph N | 15% |
Forecast source: National Weather Service (api.weather.gov) for Heidlersburg (39.947, -77.150). Updated through the day.
Growing snapshot for Heidlersburg
Last spring frost
Apr 15
First fall frost
Oct 27
Growing season
194 days
Hardiness zone
7a
More local growing data for Heidlersburg: nearby ZIP 17372 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Biglerville, Pa (8.7 mi from Heidlersburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.