Big Run, PA Weather & Growing Conditions
Overnight
52°F
Mostly Cloudy
Mostly cloudy, with a low around 52. Northeast wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Cloudy | 6 mph NE | 0% |
| Saturday | 72°F | Partly Sunny | 6 mph E | 2% |
| Saturday Night | 60°F | Rain Showers | 8 mph SE | 77% |
| Sunday | 73°F | Showers And Thunderstorms | 9 mph SW | 93% |
| Sunday Night | 49°F | Slight Chance Rain Showers then Mostly Cloudy | 8 mph N | 23% |
| Monday | 66°F | Mostly Cloudy then Slight Chance Rain Showers | 9 mph NE | 22% |
| Monday Night | 48°F | Rain Showers Likely | 8 to 12 mph E | 57% |
| Tuesday | 59°F | Rain Showers Likely | 13 mph E | 57% |
| Tuesday Night | 46°F | Chance Rain Showers | 15 mph E | 53% |
| Wednesday | 57°F | Chance Rain Showers | 14 mph E | 53% |
| Wednesday Night | 46°F | Chance Showers And Thunderstorms | 10 to 14 mph E | 53% |
| Thursday | 61°F | Chance Showers And Thunderstorms | 10 mph E | 53% |
| Thursday Night | 46°F | Chance Showers And Thunderstorms | 5 to 8 mph E | 37% |
| Friday | 66°F | Slight Chance Rain Showers | 7 mph NE | 17% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Big Run, PA
Last spring frost
May 6
First fall frost
Oct 14
Growing season
160 days
Hardiness zone
6a
Explore more for Big Run, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Dubois Jefferson Co Ap, Pa (14.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.