West Liberty, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for West Liberty, a borough in Butler County, Pennsylvania.
Today
75°F
Partly Sunny then Slight Chance Light Rain
A slight chance of rain after 1pm. Partly sunny. High near 75, with temperatures falling to around 68 in the afternoon. South wind 6 to 12 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
7-day forecast for West Liberty
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Partly Sunny then Slight Chance Light Rain | 6 to 12 mph S | 24% |
| Tonight | 58°F | Light Rain | 9 mph S | 82% |
| Thursday | 67°F | Slight Chance Light Rain then Mostly Sunny | 7 to 12 mph SW | 19% |
| Thursday Night | 44°F | Mostly Cloudy | 5 mph SW | 1% |
| Friday | 59°F | Light Rain Likely | 3 to 8 mph W | 57% |
| Friday Night | 35°F | Light Rain Likely | 6 mph W | 57% |
| Saturday | 51°F | Chance Light Rain | 7 to 12 mph W | 50% |
| Saturday Night | 31°F | Chance Light Rain then Mostly Cloudy | 8 mph W | 50% |
| Sunday | 54°F | Mostly Sunny | 7 to 12 mph W | 4% |
| Sunday Night | 30°F | Partly Cloudy | 7 mph W | 8% |
| Monday | 57°F | Mostly Sunny | 6 to 12 mph W | 7% |
| Monday Night | 32°F | Mostly Clear | 7 mph W | 4% |
| Tuesday | 60°F | Sunny | 7 to 10 mph W | 2% |
| Tuesday Night | 31°F | Partly Cloudy | 5 mph W | 2% |
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 Nov 4, 2026.