Dunbar, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dunbar, a borough in Fayette County, Pennsylvania.
Today
86°F
Patchy Fog then Sunny
Patchy fog before 8am. Sunny, with a high near 86. East wind around 5 mph.
7-day forecast for Dunbar
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Patchy Fog then Sunny | 5 mph E | 0% |
| Tonight | 68°F | Partly Cloudy | 6 mph SE | 1% |
| Wednesday | 86°F | Partly Sunny then Scattered Showers And Thunderstorms | 5 mph S | 27% |
| Wednesday Night | 69°F | Scattered Showers And Thunderstorms | 5 mph SE | 40% |
| Thursday | 85°F | Showers And Thunderstorms | 2 to 7 mph SW | 80% |
| Thursday Night | 69°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 to 6 mph SW | 80% |
| Friday | 84°F | Showers And Thunderstorms | 3 to 8 mph SW | 83% |
| Friday Night | 67°F | Showers And Thunderstorms | 2 to 6 mph SW | 83% |
| Saturday | 83°F | Showers And Thunderstorms Likely | 5 to 8 mph SW | 64% |
| Saturday Night | 67°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 to 6 mph SW | 64% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 27% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 7 mph SW | 27% |
| Monday | 86°F | Chance Showers And Thunderstorms | 10 mph SW | 41% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 48% |
Forecast source: National Weather Service (api.weather.gov) for Dunbar (39.978, -79.615). Updated through the day.
Growing snapshot for Dunbar
Last spring frost
Apr 22
First fall frost
Oct 27
Growing season
187 days
Hardiness zone
6b
More local growing data for Dunbar: nearby ZIP 15455 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Greensboro
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Republic
Climate data from the nearest NOAA station, Connellsville 2 Ssw, Pa (2.7 mi from Dunbar). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.