Finleyville, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Finleyville, a borough in Washington County, Pennsylvania.
This Afternoon
78°F
Partly Sunny
Partly sunny. High near 78, with temperatures falling to around 71 in the afternoon. South wind around 9 mph, with gusts as high as 23 mph.
7-day forecast for Finleyville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Partly Sunny | 9 mph S | 14% |
| Tonight | 60°F | Light Rain | 12 mph S | 79% |
| Thursday | 69°F | Chance Light Rain then Partly Sunny | 8 to 15 mph SW | 29% |
| Thursday Night | 47°F | Partly Cloudy | 5 to 8 mph SW | 0% |
| Friday | 62°F | Slight Chance Light Rain | 5 to 12 mph W | 22% |
| Friday Night | 39°F | Slight Chance Light Rain | 6 to 9 mph W | 20% |
| Saturday | 51°F | Mostly Cloudy then Slight Chance Light Rain | 9 to 14 mph W | 21% |
| Saturday Night | 36°F | Slight Chance Light Rain then Mostly Cloudy | 8 to 12 mph W | 21% |
| Sunday | 55°F | Mostly Sunny | 8 to 14 mph W | 1% |
| Sunday Night | 34°F | Partly Cloudy | 12 mph W | 1% |
| Monday | 58°F | Mostly Sunny | 9 to 15 mph W | 1% |
| Monday Night | 36°F | Mostly Clear | 7 to 10 mph SW | 1% |
| Tuesday | 62°F | Sunny | 10 to 15 mph SW | 0% |
| Tuesday Night | 35°F | Partly Cloudy | 3 to 9 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Finleyville (40.253, -80.002). Updated through the day.
Growing snapshot for Finleyville
Last spring frost
Apr 13
First fall frost
Nov 5
Growing season
205 days
Hardiness zone
6b
More local growing data for Finleyville: nearby ZIP 15332 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Charleroi Lock 4, Pa (8.2 mi from Finleyville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.