Youngsville, PA Weather & Growing Conditions
Tonight
50°F
Areas Of Fog
Areas of fog after 11pm. Mostly cloudy, with a low around 50. Northeast wind 1 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Areas Of Fog | 1 to 5 mph NE | 1% |
| Saturday | 72°F | Patchy Fog then Partly Sunny | 3 mph SE | 13% |
| Saturday Night | 57°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph SE | 86% |
| Sunday | 70°F | Showers And Thunderstorms | 3 to 7 mph W | 85% |
| Sunday Night | 49°F | Chance Rain Showers | 7 mph NE | 46% |
| Monday | 65°F | Mostly Cloudy | 8 mph NE | 12% |
| Monday Night | 47°F | Chance Rain Showers | 8 mph E | 47% |
| Tuesday | 63°F | Chance Rain Showers | 6 to 9 mph E | 47% |
| Tuesday Night | 46°F | Showers And Thunderstorms Likely | 7 to 12 mph E | 58% |
| Wednesday | 61°F | Rain Showers Likely | 9 mph SE | 58% |
| Wednesday Night | 46°F | Chance Showers And Thunderstorms | 6 to 9 mph SE | 54% |
| Thursday | 63°F | Chance Rain Showers | 6 mph E | 45% |
| Thursday Night | 47°F | Chance Rain Showers | 1 to 6 mph NE | 35% |
| Friday | 68°F | Partly Sunny then Slight Chance Rain Showers | 2 to 6 mph NE | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Youngsville, PA
Last spring frost
May 22
First fall frost
Sep 30
Growing season
131 days
Hardiness zone
5b
Explore more for Youngsville, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Chandlers Valley 1Se, Pa (4.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.