Best year time to visit Philadelphia

General weather information about Philadelphia

Average annual temperature is 19 °C

Absolute maximum temperature: 38.4 °C

Absolute minimum temperature: -4.5 °C

Number of sunny days: 191

Number of rainy days: 174

Number of snow days:

Average annual precipitation: 1167 mm

Look at detailed online map of Philadelphia

* Weather data for Philadelphia United States is based on climate observations for 2023 year

Philadelphia air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 23.6 28.3 27.8 29.9 33.1 36.1 36.5 38.4 35.4 31.5 27.7 24.1
Average daytime temperature (°C) 16.5 19.1 21.2 22.9 28.5 32.1 33.4 34.9 32.2 25.9 19.1 15.7
Average temperature (°C) 11.2 12.9 14.7 16.8 21.9 25.7 27.2 28.7 25.5 19.6 13.2 9.9
Average night temperature (°C) 7 8.4 9.7 12 16.5 20.2 22.6 23.7 20 14.4 8.7 5.4
Absolute minimum temperature (°C) -2.3 -2.7 -4.5 6.9 8.3 17.4 18.7 18.8 15.1 5.4 -0.5 -1.6

Philadelphia monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 10.6 11.5 12.5 13.5 14.2 14.3 14.3 13.8 12.9 11.9 10.9 10.2
Daylight mean duration (h) 10.3 11 12 13 13.9 14.3 14.1 13.3 12.4 11.4 10.5 10
Daylight minimum duration (h) 10 10.6 11.5 12.5 13.5 14.2 13.8 12.9 11.9 10.9 10.2 10
Sunshine mean duration (h) 7.2 7.9 8.8 9.1 10.5 11.8 10.9 11.2 10.8 9.5 7.2 8.1
Precipitation (mm) 134 215 75 205 75 73 134 45 34 17 75 85
Sunny days 15 11 17 13 13 9 12 18 18 22 20 23
Rainy days 16 17 14 17 18 21 19 13 12 9 10 8

Philadelphia - weather forecast by months

January February March April May June July August September October November December

Best time to visit Philadelphia:

The largest precipitation sum in Philadelphia is at

  • January — 134(mm)
  • February — 215(mm)
  • April — 205(mm)
  • July — 134(mm)

Weather forecast in the closest to Philadelphia admin centers