Foundryville, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Foundryville, a community in Columbia County, Pennsylvania.
Overnight
48°F
Patchy Fog
Patchy fog. Mostly clear, with a low around 48. Wind around 0 mph.
7-day forecast for Foundryville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Patchy Fog | 0 mph | 0% |
| Wednesday | 74°F | Patchy Fog then Mostly Sunny | 0 to 6 mph S | 1% |
| Wednesday Night | 59°F | Mostly Cloudy then Light Rain Likely | 2 to 6 mph S | 57% |
| Thursday | 72°F | Light Rain | 2 to 6 mph S | 97% |
| Thursday Night | 56°F | Chance Light Rain then Chance Rain Showers | 2 mph SW | 49% |
| Friday | 69°F | Chance Rain Showers | 0 mph | 49% |
| Friday Night | 46°F | Chance Rain Showers | 0 mph | 46% |
| Saturday | 62°F | Slight Chance Rain Showers | 1 to 5 mph NW | 20% |
| Saturday Night | 37°F | Slight Chance Rain Showers then Partly Cloudy | 2 mph NW | 20% |
| Sunday | 59°F | Mostly Sunny | 3 mph W | 6% |
| Sunday Night | 34°F | Slight Chance Rain Showers | 2 mph W | 19% |
| Monday | 58°F | Slight Chance Rain Showers | 3 to 8 mph W | 24% |
| Monday Night | 32°F | Slight Chance Rain Showers | 5 mph W | 24% |
| Tuesday | 61°F | Mostly Sunny | 3 to 8 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov) for Foundryville (41.077, -76.235). Updated through the day.
Growing snapshot for Foundryville
Last spring frost
May 4
First fall frost
Oct 11
Growing season
159 days
Hardiness zone
6b
More local growing data for Foundryville: nearby ZIP 18603 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Benton 3 Ne, Pa (11.4 mi from Foundryville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.