Pen Argyl, PA Weather & Growing Conditions
This Afternoon
67°F
Mostly Sunny
Mostly sunny, with a high near 67. Southwest wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Mostly Sunny | 0 to 5 mph SW | 3% |
| Tonight | 46°F | Areas Of Fog | 0 mph | 3% |
| Wednesday | 71°F | Areas Of Fog then Partly Sunny | 0 to 5 mph SW | 2% |
| Wednesday Night | 54°F | Mostly Cloudy | 0 to 5 mph S | 12% |
| Thursday | 69°F | Light Rain | 5 mph S | 77% |
| Thursday Night | 57°F | Light Rain Likely | 0 to 5 mph SW | 69% |
| Friday | 68°F | Light Rain Likely | 0 to 5 mph SW | 69% |
| Friday Night | 49°F | Light Rain Likely | 0 mph | 67% |
| Saturday | 65°F | Chance Light Rain | 0 to 5 mph NW | 29% |
| Saturday Night | 42°F | Slight Chance Light Rain | 5 mph NW | 22% |
| Sunday | 60°F | Slight Chance Light Rain then Mostly Sunny | 5 mph NW | 15% |
| Sunday Night | 40°F | Partly Cloudy then Slight Chance Light Rain | 0 to 5 mph NW | 24% |
| Monday | 57°F | Chance Light Rain | 5 to 10 mph NW | 34% |
| Monday Night | 39°F | Chance Light Rain | 5 to 10 mph NW | 34% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Pen Argyl, PA
Last spring frost
Apr 30
First fall frost
Oct 18
Growing season
168 days
Hardiness zone
6b
Explore more for Pen Argyl, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Belvidere Brg, Nj (9.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.