West Liberty, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for West Liberty, a borough in Butler County, Pennsylvania.
This Afternoon
76°F
Mostly Sunny
Mostly sunny, with a high near 76. North wind around 7 mph.
7-day forecast for West Liberty
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Mostly Sunny | 7 mph N | 10% |
| Tonight | 55°F | Partly Cloudy | 6 mph NE | 10% |
| Saturday | 76°F | Partly Sunny then Slight Chance Rain Showers | 6 mph E | 15% |
| Saturday Night | 62°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph SE | 75% |
| Sunday | 75°F | Showers And Thunderstorms | 7 mph SW | 94% |
| Sunday Night | 55°F | Showers And Thunderstorms | 6 to 9 mph N | 76% |
| Monday | 68°F | Mostly Cloudy then Slight Chance Rain Showers | 10 mph NE | 20% |
| Monday Night | 53°F | Chance Rain Showers | 12 mph E | 52% |
| Tuesday | 65°F | Rain Showers Likely | 13 mph E | 59% |
| Tuesday Night | 51°F | Showers And Thunderstorms Likely | 14 mph E | 62% |
| Wednesday | 63°F | Rain Showers Likely | 14 mph E | 62% |
| Wednesday Night | 50°F | Chance Showers And Thunderstorms | 13 mph E | 54% |
| Thursday | 65°F | Chance Rain Showers | 7 to 12 mph E | 43% |
| Thursday Night | 50°F | Slight Chance Rain Showers | 3 to 7 mph NE | 18% |
Forecast source: National Weather Service (api.weather.gov) for West Liberty (41.009, -80.067). Updated through the day.
Growing snapshot for West Liberty
Last spring frost
May 7
First fall frost
Oct 14
Growing season
158 days
Hardiness zone
6a
More local growing data for West Liberty: nearby ZIP 16057 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Slippery Rock 1 Ssw, Pa (1.5 mi from West Liberty). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.