Harman US

Addison, PA Weather & Growing Conditions

Today
74°F
Partly Sunny
Partly sunny, with a high near 74. Southeast wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 74°F Partly Sunny 5 mph SE 3%
Tonight 62°F Mostly Cloudy then Chance Rain Showers 6 mph SE 43%
Sunday 74°F Showers And Thunderstorms 3 to 7 mph SW 86%
Sunday Night 56°F Showers And Thunderstorms 1 to 5 mph N 86%
Monday 63°F Chance Rain Showers 6 mph E 36%
Monday Night 52°F Showers And Thunderstorms 6 to 9 mph E 77%
Tuesday 58°F Showers And Thunderstorms 9 to 13 mph E 77%
Tuesday Night 48°F Showers And Thunderstorms Likely 13 to 16 mph E 63%
Wednesday 55°F Rain Showers Likely 12 to 15 mph SE 62%
Wednesday Night 49°F Showers And Thunderstorms Likely 10 to 14 mph E 55%
Thursday 60°F Chance Rain Showers 7 to 10 mph SE 51%
Thursday Night 48°F Chance Showers And Thunderstorms 3 to 7 mph E 38%
Friday 64°F Chance Rain Showers 5 mph NE 29%
Friday Night 47°F Chance Rain Showers then Partly Cloudy 5 mph NE 29%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Addison, PA

Last spring frost
Apr 30
First fall frost
Oct 18
Growing season
171 days
Hardiness zone
6a

Explore more for Addison, PA: full frost dates · planting calendar · Pennsylvania frost dates

Climate data from the nearest NOAA station, Confluence 1 Sw Dam, Pa (3.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.