Port Carbon, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Port Carbon, a borough in Schuylkill County, Pennsylvania.
This Afternoon
66°F
Partly Sunny
Partly sunny, with a high near 66. South wind around 2 mph.
7-day forecast for Port Carbon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Partly Sunny | 2 mph S | 2% |
| Tonight | 48°F | Areas Of Fog | 0 mph | 2% |
| Wednesday | 71°F | Areas Of Fog then Mostly Sunny | 0 to 6 mph S | 2% |
| Wednesday Night | 57°F | Mostly Cloudy then Chance Rain Showers | 3 mph S | 52% |
| Thursday | 68°F | Rain Showers | 6 mph S | 92% |
| Thursday Night | 57°F | Rain Showers Likely | 2 mph W | 62% |
| Friday | 67°F | Rain Showers Likely | 1 mph NW | 55% |
| Friday Night | 47°F | Chance Rain Showers | 2 mph NW | 51% |
| Saturday | 61°F | Slight Chance Rain Showers | 2 to 6 mph NW | 19% |
| Saturday Night | 39°F | Slight Chance Rain Showers then Partly Cloudy | 5 mph NW | 15% |
| Sunday | 57°F | Mostly Sunny | 6 mph W | 6% |
| Sunday Night | 36°F | Slight Chance Rain Showers | 5 mph W | 21% |
| Monday | 56°F | Slight Chance Rain Showers | 5 to 10 mph NW | 24% |
| Monday Night | 36°F | Slight Chance Rain Showers | 3 to 7 mph W | 23% |
Forecast source: National Weather Service (api.weather.gov) for Port Carbon (40.697, -76.167). Updated through the day.
Growing snapshot for Port Carbon
Last spring frost
Apr 30
First fall frost
Oct 22
Growing season
175 days
Hardiness zone
6b
More local growing data for Port Carbon: nearby ZIP 17965 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Mahanoy City 2 N, Pa (9.4 mi from Port Carbon). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.