Big Beaver, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Big Beaver, a borough in Beaver County, Pennsylvania.
This Afternoon
77°F
Partly Sunny
Partly sunny, with a high near 77. Southeast wind around 3 mph.
7-day forecast for Big Beaver
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Partly Sunny | 3 mph SE | 12% |
| Tonight | 63°F | Showers And Thunderstorms Likely | 5 mph SE | 73% |
| Sunday | 76°F | Showers And Thunderstorms | 7 mph W | 98% |
| Sunday Night | 53°F | Chance Showers And Thunderstorms | 8 mph N | 39% |
| Monday | 67°F | Slight Chance Rain Showers | 9 mph NE | 24% |
| Monday Night | 52°F | Chance Rain Showers | 7 to 10 mph NE | 45% |
| Tuesday | 62°F | Chance Rain Showers | 13 mph E | 51% |
| Tuesday Night | 50°F | Rain Showers Likely | 16 mph E | 74% |
| Wednesday | 62°F | Showers And Thunderstorms Likely | 14 mph E | 74% |
| Wednesday Night | 50°F | Rain Showers Likely | 10 to 15 mph E | 55% |
| Thursday | 65°F | Rain Showers Likely | 7 to 10 mph E | 55% |
| Thursday Night | 50°F | Mostly Cloudy | 7 mph E | 14% |
| Friday | 68°F | Partly Sunny | 7 mph NE | 14% |
| Friday Night | 49°F | Partly Cloudy | 3 to 7 mph N | 11% |
Forecast source: National Weather Service (api.weather.gov) for Big Beaver (40.823, -80.358). Updated through the day.
Growing snapshot for Big Beaver
Last spring frost
Apr 27
First fall frost
Oct 25
Growing season
178 days
Hardiness zone
6b
More local growing data for Big Beaver: nearby ZIP 16136 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Beaver Falls 1 Ne, Pa (5 mi from Big Beaver). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.