Allenwood, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Allenwood, a community in Northumberland County, Pennsylvania.
Today
73°F
Partly Sunny
Partly sunny, with a high near 73. South wind 5 to 9 mph.
7-day forecast for Allenwood
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Partly Sunny | 5 to 9 mph S | 1% |
| Tonight | 58°F | Mostly Cloudy then Light Rain | 9 mph SE | 84% |
| Thursday | 72°F | Light Rain | 5 to 12 mph S | 90% |
| Thursday Night | 51°F | Chance Light Rain then Mostly Cloudy | 0 to 3 mph W | 30% |
| Friday | 67°F | Partly Sunny | 1 mph E | 14% |
| Friday Night | 46°F | Partly Cloudy | 3 mph NW | 13% |
| Saturday | 58°F | Chance Light Rain | 5 to 10 mph W | 29% |
| Saturday Night | 40°F | Chance Light Rain | 10 mph W | 29% |
| Sunday | 57°F | Mostly Sunny | 7 to 10 mph W | 6% |
| Sunday Night | 38°F | Partly Cloudy | 7 mph W | 6% |
| Monday | 58°F | Mostly Sunny | 7 to 13 mph W | 11% |
| Monday Night | 35°F | Partly Cloudy | 3 to 7 mph W | 11% |
| Tuesday | 61°F | Mostly Sunny | 3 to 10 mph SW | 3% |
| Tuesday Night | 36°F | Partly Cloudy | 3 to 7 mph W | 5% |
Forecast source: National Weather Service (api.weather.gov) for Allenwood (41.108, -76.898). Updated through the day.
Growing snapshot for Allenwood
Last spring frost
Apr 24
First fall frost
Oct 23
Growing season
180 days
Hardiness zone
6b
More local growing data for Allenwood: nearby ZIP 17730 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Marshallton
McEwensville
Montandon
Mount Carmel
Northumberland
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Snydertown
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Climate data from the nearest NOAA station, Williamsport, Pa (9.7 mi from Allenwood). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.