Ernest, PA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Ernest, a borough in Indiana County, Pennsylvania.

This Afternoon

78°F

Sunny

Sunny. High near 78, with temperatures falling to around 71 in the afternoon. South wind 3 to 9 mph.

7-day forecast for Ernest

When	Temp	Forecast	Wind	Precip
This Afternoon	78°F	Sunny	3 to 9 mph S	1%
Tonight	52°F	Mostly Clear	6 mph SE	2%
Wednesday	76°F	Partly Sunny	3 to 8 mph SE	2%
Wednesday Night	60°F	Light Rain	6 to 9 mph S	99%
Thursday	70°F	Light Rain Likely	6 to 12 mph SW	64%
Thursday Night	49°F	Mostly Cloudy	0 to 5 mph W	11%
Friday	65°F	Partly Sunny then Slight Chance Light Rain	0 to 6 mph W	15%
Friday Night	43°F	Chance Light Rain	1 to 5 mph NW	30%
Saturday	55°F	Chance Light Rain	5 to 10 mph W	34%
Saturday Night	36°F	Chance Light Rain	3 to 7 mph W	30%
Sunday	54°F	Slight Chance Light Rain	3 to 10 mph SW	15%
Sunday Night	34°F	Chance Light Rain	9 mph W	25%
Monday	54°F	Chance Light Rain	9 to 15 mph W	31%
Monday Night	34°F	Chance Light Rain	7 to 10 mph SW	31%

Forecast source: National Weather Service (api.weather.gov) for Ernest (40.679, -79.166). Updated through the day.

Growing snapshot for Ernest

Last spring frost

May 8

First fall frost

Oct 13

Growing season

157 days

More local growing data for Ernest: nearby ZIP 15739 weather · frost dates · planting calendar · Pennsylvania frost dates

Nearby towns & communities

Alverda Armagh Black Lick Blairsville Bolivar Cherry Tree Chevy Chase Heights Clymer Commodore Coral Creekside Dixonville Glen Campbell Graceton Heilwood Homer City Indiana Jacksonville Lucerne Mines Marion Center Plumville Robinson Rossiter Saltsburg Seward Smicksburg Vintondale

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Climate data from the nearest NOAA station, Indiana 3 Se, Pa (6.1 mi from Ernest). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.