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Philadelphia, PA Weather


Philadelphia, PA climate is warm during summer when temperatures tend to be in the 70's and very cold during winter when temperatures tend to be in the 30's.

The warmest month of the year is July with an average maximum temperature of 85.50 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 25.50 degrees Fahrenheit.

Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 16 degrees Fahrenheit, and fairly limited during winter with an average difference of 14 degrees Fahrenheit.

The annual average precipitation at Philadelphia is 42.05 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is July with an average rainfall of 4.39 Inches.

Weather Data

Current Conditions

(Updated: 11:54 PM EST FRI NOV 20 2009)

Partly Cloudy Partly Cloudy, 46°F Humidity: 63% Dewpoint: 34°F
Wind Speed: NW 5.8 MPH (5 KT) Heat Index: 46°F
Barometer: 30.12 in. Wind Chill: 43°F

Weather Forecast

(Generated: 10:58 PM EST FRI NOV 20 2009)
  Tonight: Mostly clear. Lows around 40. Northwest winds around 5 mph.
Lo: 40°F
Hi: 59°F Saturday: Mostly sunny. Highs in the upper 50s. Northwest winds around 5 mph.
Lo: 39°F
Hi: 59°F Sunday: Partly sunny in the morning...Then becoming mostly cloudy. Highs in the upper 50s. Northeast winds around 5 mph.
Lo: 41°F
Hi: 59°F Monday: Rain likely. Highs in the upper 50s. Chance of rain 70 percent.
Lo: 45°F
Hi: 60°F Tuesday: Partly sunny. Highs around 60.
Lo: 49°F
Hi: 60°F Wednesday: Partly sunny in the morning...Then becoming mostly cloudy. A 30 percent chance of showers. Highs around 60.
Lo: 45°F
Hi: 59°F Thanksgiving day: Mostly cloudy with a 30 percent chance of showers. Highs in the upper 50s.
Lo: 39°F

Moon, Sunrise and Sunset

Waxing Crescent Moon Moon Phase: Waxing Crescent Moon Civil Twilight:
6:21 AM EST
Sunrise:
6:50 AM EST
Sunset:
4:41 PM EST
Civil Twilight:
5:10 PM EST

Normal Climate

Normal Temperatures

(PHILADELPHIA INTL AP Weather station, 6.67 miles from Philadelphia)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 39.0 42.1 51.3 62.0 72.1 80.6 85.5 84.0 76.7 65.7 54.8 44.2 63.2
Mean °F 32.3 34.8 43.2 53.1 63.5 72.3 77.6 76.3 68.8 57.2 47.1 37.4 55.3
Min °F 25.5 27.5 35.1 44.2 54.8 64.0 69.7 68.5 60.9 48.7 39.5 30.6 47.4

Normal Precipitation

(PHILADELPHIA INTL AP Weather station, 6.67 miles from Philadelphia)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 3.52 2.74 3.81 3.49 3.89 3.29 4.39 3.82 3.88 2.75 3.16 3.31 42.05