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
77°F
Partly Sunny
Partly sunny, with a high near 77. South wind 6 to 9 mph.
7-day forecast for Lemont Furnace
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Partly Sunny | 6 to 9 mph S | 14% |
| Tonight | 61°F | Light Rain | 7 to 12 mph S | 93% |
| Thursday | 70°F | Light Rain Likely then Partly Sunny | 7 to 12 mph SW | 59% |
| Thursday Night | 51°F | Mostly Cloudy | 5 mph SW | 4% |
| Friday | 64°F | Partly Sunny then Chance Light Rain | 3 to 7 mph SW | 25% |
| Friday Night | 44°F | Chance Light Rain | 2 to 8 mph W | 50% |
| Saturday | 52°F | Chance Light Rain | 10 mph W | 50% |
| Saturday Night | 39°F | Chance Light Rain | 9 mph W | 41% |
| Sunday | 54°F | Slight Chance Light Rain then Partly Sunny | 7 to 12 mph W | 15% |
| Sunday Night | 37°F | Partly Cloudy | 9 mph SW | 8% |
| Monday | 54°F | Mostly Sunny | 8 to 12 mph W | 13% |
| Monday Night | 38°F | Mostly Clear | 6 to 12 mph SW | 13% |
| Tuesday | 59°F | Sunny | 10 to 14 mph SW | 4% |
| Tuesday Night | 38°F | Partly Cloudy | 5 to 8 mph SW | 4% |
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 Nov 4, 2026.