Philadelphia

The tables below display average monthly climate and weather indicators in Philadelphia Pennsylvania.

Temperature by: Fahrenheit / Centigrade

Philadelphia Temperature Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Avg. Temperature-0.90.65.811.317.222.124.824.220.113.68.02.112.4
Avg. Max Temperature3.35.010.917.022.827.630.129.225.319.112.86.317.4
Avg. Min Temperature-5.1-4.00.75.611.516.619.619.114.88.03.1-2.27.3
Days with Max Temp of 32 C or Higher0.00.00.0< 0.51.05.09.06.02.00.00.00.023.0
Days with Min Temp Below Freezing25.022.014.02.0< 0.50.00.00.00.01.08.020.093.0
 
Philadelphia Heating and Cooling Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Heating Degree Days10738967013781235.00.00.032.02835589054954
Cooling Degree Days0.00.00.00.058.020936332612817.00.00.01101
 
Philadelphia Precipitation Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Precipitation (inches)3.22.83.53.63.83.74.33.83.42.63.33.441.4
Days with Precipitation 0.01 inch or More11.09.011.011.011.010.09.09.08.08.09.010.0117
Monthly Snowfall (inches)6.06.63.60.3< 0.05< 0.050.00.00.00.00.73.220.4
 
Other Philadelphia Weather Indicators Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Average Wind Speed10.310.911.310.89.58.88.28.08.38.89.610.09.5
Clear Days7.07.08.07.06.07.07.08.010.011.07.07.093.0
Partly Cloudy Days8.07.08.09.011.011.012.011.09.09.09.08.0112
Cloudy Days16.014.015.014.014.012.012.011.011.012.014.015.0160
Percent of Possible Sunshine49.053.055.056.057.062.061.062.059.060.052.049.056.0
Avg. Relative Humidity56.065.563.562.062.065.066.067.568.569.566.065.067.5

Weather information for other cities in Pennsylvania

Portions of this site are based on the CIA World Fact Book, a public-domain work
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