Harmony, PA Weather & Growing Conditions
Today
85°F
Sunny
Sunny, with a high near 85. East wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 2 mph E | 0% |
| Tonight | 64°F | Mostly Clear | 3 mph E | 0% |
| Wednesday | 87°F | Partly Sunny then Scattered Showers And Thunderstorms | 5 mph SE | 47% |
| Wednesday Night | 66°F | Scattered Showers And Thunderstorms | 2 mph S | 50% |
| Thursday | 86°F | Showers And Thunderstorms Likely | 2 to 6 mph SW | 63% |
| Thursday Night | 66°F | Showers And Thunderstorms Likely | 1 to 5 mph SW | 63% |
| Friday | 84°F | Showers And Thunderstorms | 2 to 6 mph SW | 84% |
| Friday Night | 65°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 1 to 5 mph SW | 84% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 2 to 7 mph SW | 43% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 5 mph SW | 43% |
| Sunday | 86°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 2 to 8 mph SW | 19% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms | 6 mph SW | 25% |
| Monday | 87°F | Chance Rain Showers | 5 to 9 mph SW | 38% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 3 to 7 mph SW | 48% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harmony, PA
Last spring frost
Apr 27
First fall frost
Oct 25
Growing season
178 days
Hardiness zone
6b
Explore more for Harmony, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Beaver Falls 1 Ne, Pa (10.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.