Muncy, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Muncy, a borough in Lycoming County, Pennsylvania.
Today
72°F
Partly Sunny
Partly sunny, with a high near 72. Southeast wind around 2 mph.
7-day forecast for Muncy
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Partly Sunny | 2 mph SE | 1% |
| Tonight | 59°F | Rain Showers | 2 to 12 mph SE | 94% |
| Sunday | 70°F | Rain Showers | 5 to 12 mph S | 94% |
| Sunday Night | 52°F | Chance Rain Showers | 6 to 10 mph NW | 44% |
| Monday | 68°F | Partly Sunny | 9 mph N | 2% |
| Monday Night | 49°F | Chance Rain Showers | 7 mph NE | 38% |
| Tuesday | 63°F | Chance Rain Showers | 7 mph E | 39% |
| Tuesday Night | 47°F | Chance Rain Showers | 6 to 9 mph E | 33% |
| Wednesday | 62°F | Chance Rain Showers | 9 mph E | 33% |
| Wednesday Night | 47°F | Chance Rain Showers | 8 mph E | 34% |
| Thursday | 64°F | Chance Rain Showers | 7 mph NE | 35% |
| Thursday Night | 47°F | Chance Rain Showers | 6 mph N | 35% |
| Friday | 67°F | Slight Chance Rain Showers | 6 to 9 mph N | 24% |
| Friday Night | 48°F | Slight Chance Rain Showers | 6 to 9 mph N | 21% |
Forecast source: National Weather Service (api.weather.gov) for Muncy (41.202, -76.786). Updated through the day.
Growing snapshot for Muncy
Last spring frost
Apr 24
First fall frost
Oct 23
Growing season
180 days
Hardiness zone
6b
More local growing data for Muncy: nearby ZIP 17756 weather · frost dates · planting calendar · Pennsylvania frost dates
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Williamsport
Climate data from the nearest NOAA station, Williamsport, Pa (10.3 mi from Muncy). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.