Lemont Furnace, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lemont Furnace, a community in Fayette County, Pennsylvania.
Today
80°F
Partly Sunny
Partly sunny, with a high near 80. Southeast wind around 5 mph.
7-day forecast for Lemont Furnace
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Partly Sunny | 5 mph SE | 3% |
| Tonight | 65°F | Chance Rain Showers | 3 to 7 mph S | 38% |
| Sunday | 78°F | Showers And Thunderstorms | 6 to 9 mph SW | 96% |
| Sunday Night | 59°F | Showers And Thunderstorms | 3 to 7 mph N | 78% |
| Monday | 69°F | Chance Rain Showers | 8 mph NE | 44% |
| Monday Night | 56°F | Showers And Thunderstorms | 8 to 13 mph E | 75% |
| Tuesday | 64°F | Showers And Thunderstorms | 14 mph SE | 75% |
| Tuesday Night | 53°F | Showers And Thunderstorms Likely | 15 to 18 mph E | 64% |
| Wednesday | 61°F | Rain Showers Likely | 14 to 18 mph E | 64% |
| Wednesday Night | 53°F | Showers And Thunderstorms Likely | 12 to 16 mph E | 56% |
| Thursday | 66°F | Chance Rain Showers | 8 to 12 mph E | 54% |
| Thursday Night | 52°F | Chance Showers And Thunderstorms | 3 to 8 mph E | 36% |
| Friday | 68°F | Slight Chance Rain Showers | 3 to 7 mph NE | 24% |
| Friday Night | 50°F | Slight Chance Rain Showers then Partly Cloudy | 2 to 6 mph NE | 24% |
Forecast source: National Weather Service (api.weather.gov) for Lemont Furnace (39.911, -79.663). Updated through the day.
Growing snapshot for Lemont Furnace
Last spring frost
Apr 30
First fall frost
Oct 18
Growing season
171 days
Hardiness zone
6b
More local growing data for Lemont Furnace: nearby ZIP 15456 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Uniontown 1 Ne, Pa (3.6 mi from Lemont Furnace). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.