Altamont, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Altamont, a community in Schuylkill County, Pennsylvania.
Overnight
47°F
Partly Cloudy
Partly cloudy, with a low around 47. South wind around 2 mph.
7-day forecast for Altamont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 47°F | Partly Cloudy | 2 mph S | 0% |
| Wednesday | 68°F | Mostly Sunny | 2 to 6 mph S | 1% |
| Wednesday Night | 57°F | Mostly Cloudy then Chance Light Rain | 8 mph S | 52% |
| Thursday | 65°F | Light Rain | 3 to 8 mph S | 96% |
| Thursday Night | 54°F | Chance Light Rain | 3 mph W | 46% |
| Friday | 63°F | Chance Light Rain | 1 mph NW | 25% |
| Friday Night | 45°F | Slight Chance Light Rain then Partly Cloudy | 3 mph NW | 22% |
| Saturday | 55°F | Slight Chance Light Rain | 7 mph NW | 23% |
| Saturday Night | 38°F | Slight Chance Light Rain | 8 mph NW | 23% |
| Sunday | 53°F | Mostly Sunny | 3 to 8 mph NW | 6% |
| Sunday Night | 35°F | Partly Cloudy | 3 to 7 mph W | 5% |
| Monday | 53°F | Mostly Sunny | 6 to 9 mph W | 9% |
| Monday Night | 34°F | Mostly Clear | 6 mph W | 6% |
| Tuesday | 56°F | Mostly Sunny | 5 to 8 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov) for Altamont (40.785, -76.217). Updated through the day.
Growing snapshot for Altamont
Last spring frost
Apr 30
First fall frost
Oct 22
Growing season
175 days
Hardiness zone
6b
More local growing data for Altamont: nearby ZIP 17931 weather · frost dates · planting calendar · Pennsylvania frost dates
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Mahanoy City
Climate data from the nearest NOAA station, Mahanoy City 2 N, Pa (5 mi from Altamont). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.