Ernest, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ernest, a borough in Indiana County, Pennsylvania.
Tonight
54°F
Partly Cloudy
Partly cloudy, with a low around 54. Northeast wind around 5 mph.
7-day forecast for Ernest
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Partly Cloudy | 5 mph NE | 9% |
| Saturday | 76°F | Partly Sunny | 6 mph E | 5% |
| Saturday Night | 63°F | Mostly Cloudy then Showers And Thunderstorms Likely | 6 to 9 mph SE | 65% |
| Sunday | 75°F | Showers And Thunderstorms | 7 mph SW | 97% |
| Sunday Night | 57°F | Showers And Thunderstorms | 8 mph N | 97% |
| Monday | 68°F | Chance Rain Showers | 9 mph NE | 34% |
| Monday Night | 55°F | Showers And Thunderstorms Likely | 9 to 13 mph E | 63% |
| Tuesday | 63°F | Showers And Thunderstorms Likely | 14 mph E | 69% |
| Tuesday Night | 52°F | Showers And Thunderstorms Likely | 16 mph E | 63% |
| Wednesday | 62°F | Showers And Thunderstorms Likely | 12 to 15 mph E | 61% |
| Wednesday Night | 51°F | Chance Showers And Thunderstorms | 10 to 14 mph E | 52% |
| Thursday | 64°F | Chance Showers And Thunderstorms | 10 mph E | 48% |
| Thursday Night | 51°F | Chance Rain Showers | 3 to 8 mph E | 28% |
| Friday | 69°F | Slight Chance Rain Showers | 3 to 7 mph N | 20% |
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
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Indiana
Jacksonville
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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 Sep 19, 2026.