Fallston, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fallston, a borough in Beaver County, Pennsylvania.
Tonight
55°F
Mostly Clear
Mostly clear, with a low around 55. Southeast wind 0 to 3 mph.
7-day forecast for Fallston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Mostly Clear | 0 to 3 mph SE | 3% |
| Wednesday | 76°F | Mostly Cloudy then Slight Chance Light Rain | 3 to 9 mph SE | 20% |
| Wednesday Night | 60°F | Light Rain | 6 to 10 mph S | 100% |
| Thursday | 69°F | Slight Chance Light Rain then Mostly Sunny | 5 to 10 mph SW | 19% |
| Thursday Night | 47°F | Partly Cloudy | 0 to 5 mph NW | 2% |
| Friday | 64°F | Partly Sunny | 0 to 5 mph NW | 12% |
| Friday Night | 44°F | Chance Light Rain | 3 mph NW | 27% |
| Saturday | 55°F | Chance Light Rain | 3 to 9 mph W | 29% |
| Saturday Night | 38°F | Chance Light Rain then Mostly Cloudy | 1 to 6 mph W | 29% |
| Sunday | 55°F | Partly Sunny then Slight Chance Light Rain | 2 to 8 mph W | 16% |
| Sunday Night | 36°F | Slight Chance Light Rain | 7 mph W | 17% |
| Monday | 56°F | Chance Light Rain | 6 to 10 mph W | 28% |
| Monday Night | 38°F | Chance Light Rain then Partly Cloudy | 8 mph SW | 28% |
| Tuesday | 60°F | Mostly Sunny | 8 to 13 mph W | 9% |
Forecast source: National Weather Service (api.weather.gov) for Fallston (40.727, -80.314). Updated through the day.
Growing snapshot for Fallston
Last spring frost
Apr 27
First fall frost
Oct 25
Growing season
178 days
Hardiness zone
6b
More local growing data for Fallston: nearby ZIP 15010 weather · frost dates · planting calendar · Pennsylvania frost dates
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Economy
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Climate data from the nearest NOAA station, Beaver Falls 1 Ne, Pa (2.1 mi from Fallston). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.