Clinton, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clinton, a community in Allegheny County, Pennsylvania.
Today
84°F
Patchy Fog then Sunny
Patchy fog before 9am. Sunny, with a high near 84. East wind around 5 mph.
7-day forecast for Clinton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Patchy Fog then Sunny | 5 mph E | 0% |
| Tonight | 67°F | Mostly Clear | 5 mph E | 1% |
| Wednesday | 85°F | Partly Sunny then Scattered Showers And Thunderstorms | 5 mph S | 45% |
| Wednesday Night | 68°F | Scattered Showers And Thunderstorms | 5 mph S | 50% |
| Thursday | 84°F | Showers And Thunderstorms Likely | 3 to 7 mph SW | 67% |
| Thursday Night | 68°F | Showers And Thunderstorms Likely | 2 to 7 mph SW | 67% |
| Friday | 82°F | Showers And Thunderstorms | 3 to 7 mph SW | 83% |
| Friday Night | 66°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 mph SW | 83% |
| Saturday | 82°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 8 mph SW | 50% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 3 to 7 mph SW | 50% |
| Sunday | 84°F | Slight Chance Showers And Thunderstorms | 5 to 9 mph SW | 18% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms | 8 mph SW | 23% |
| Monday | 85°F | Chance Rain Showers | 10 mph SW | 35% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 6 to 9 mph SW | 48% |
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 Aug 4, 2026.