Arona, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arona, a borough in Westmoreland County, Pennsylvania.
This Afternoon
77°F
Sunny
Sunny, with a high near 77. South wind around 7 mph.
7-day forecast for Arona
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Sunny | 7 mph S | 1% |
| Tonight | 52°F | Mostly Clear | 6 mph SE | 2% |
| Wednesday | 78°F | Partly Sunny | 3 to 8 mph SE | 6% |
| Wednesday Night | 61°F | Light Rain | 9 mph S | 99% |
| Thursday | 71°F | Chance Light Rain | 8 to 15 mph SW | 51% |
| Thursday Night | 49°F | Mostly Cloudy | 2 to 7 mph SW | 11% |
| Friday | 66°F | Partly Sunny then Slight Chance Light Rain | 2 to 8 mph W | 15% |
| Friday Night | 44°F | Chance Light Rain | 2 to 6 mph NW | 32% |
| Saturday | 56°F | Chance Light Rain | 6 to 14 mph W | 30% |
| Saturday Night | 37°F | Chance Light Rain | 3 to 10 mph W | 26% |
| Sunday | 56°F | Partly Sunny then Slight Chance Light Rain | 5 to 14 mph SW | 17% |
| Sunday Night | 35°F | Slight Chance Light Rain | 12 mph SW | 23% |
| Monday | 56°F | Chance Light Rain | 12 to 18 mph W | 33% |
| Monday Night | 36°F | Chance Light Rain | 10 to 15 mph SW | 33% |
Forecast source: National Weather Service (api.weather.gov) for Arona (40.268, -79.655). Updated through the day.
Growing snapshot for Arona
Last spring frost
May 1
First fall frost
Oct 13
Growing season
164 days
Hardiness zone
6b
More local growing data for Arona: nearby ZIP 15617 weather · frost dates · planting calendar · Pennsylvania frost dates
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Level Green
Climate data from the nearest NOAA station, Mt Pleasant, Pa (9 mi from Arona). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.