Clinton, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clinton, a community in Allegheny County, Pennsylvania.
Tonight
58°F
Partly Cloudy
Partly cloudy, with a low around 58. Northeast wind around 6 mph.
7-day forecast for Clinton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Partly Cloudy | 6 mph NE | 5% |
| Saturday | 77°F | Partly Sunny | 5 mph E | 7% |
| Saturday Night | 65°F | Mostly Cloudy then Showers And Thunderstorms Likely | 3 to 7 mph SE | 57% |
| Sunday | 76°F | Showers And Thunderstorms | 8 mph SW | 95% |
| Sunday Night | 59°F | Showers And Thunderstorms | 9 mph N | 95% |
| Monday | 67°F | Chance Rain Showers | 10 mph NE | 37% |
| Monday Night | 58°F | Showers And Thunderstorms Likely | 13 mph NE | 59% |
| Tuesday | 64°F | Showers And Thunderstorms Likely | 13 mph E | 67% |
| Tuesday Night | 55°F | Showers And Thunderstorms Likely | 15 mph E | 67% |
| Wednesday | 62°F | Showers And Thunderstorms Likely | 14 mph E | 66% |
| Wednesday Night | 54°F | Chance Showers And Thunderstorms | 9 to 14 mph E | 52% |
| Thursday | 63°F | Chance Rain Showers | 10 mph E | 41% |
| Thursday Night | 54°F | Slight Chance Rain Showers | 5 to 8 mph NE | 19% |
| Friday | 68°F | Partly Sunny | 8 mph N | 14% |
Forecast source: National Weather Service (api.weather.gov) for Clinton (40.492, -80.297). Updated through the day.
Growing snapshot for Clinton
Last spring frost
Apr 23
First fall frost
Oct 23
Growing season
181 days
Hardiness zone
6b
More local growing data for Clinton: nearby ZIP 15126 weather · frost dates · planting calendar · Pennsylvania frost dates
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Clairton
Climate data from the nearest NOAA station, Pittsburgh Intl Ap, Pa (4.2 mi from Clinton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.