Harman US

Philadelphia, PA Weather & Growing Conditions

Tonight
51°F
Partly Cloudy
Partly cloudy, with a low around 51. South wind 0 to 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 51°F Partly Cloudy 0 to 5 mph S 2%
Wednesday 75°F Sunny 0 to 10 mph S 2%
Wednesday Night 59°F Mostly Cloudy 5 mph S 3%
Thursday 74°F Chance Light Rain 5 to 10 mph S 36%
Thursday Night 62°F Light Rain 5 mph S 82%
Friday 69°F Light Rain 0 to 5 mph SW 82%
Friday Night 54°F Light Rain Likely 0 to 5 mph NW 80%
Saturday 66°F Chance Light Rain 5 to 10 mph NW 41%
Saturday Night 43°F Slight Chance Light Rain then Partly Cloudy 5 mph NW 15%
Sunday 61°F Mostly Sunny 5 to 10 mph W 9%
Sunday Night 42°F Partly Cloudy then Slight Chance Light Rain 5 mph W 18%
Monday 60°F Slight Chance Light Rain 10 to 15 mph NW 23%
Monday Night 40°F Slight Chance Light Rain 5 to 10 mph W 23%
Tuesday 62°F Sunny 10 to 15 mph W 14%

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

Growing snapshot for Philadelphia, PA

Last spring frost
Apr 4
First fall frost
Nov 7
Growing season
216 days
Hardiness zone
7b

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

Climate data from the nearest NOAA station, Philadelphia Ne Ap, Pa (1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.