• Sat

    Sep 19

    78°Lo 56°

    Variable clouds with showers

    Ragweed Pollen Weather
    • Precip
      69%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      3%
    more
  • Sun

    Sep 20

    76°Lo 55°

    Mostly cloudy

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      82%
    more
  • Mon

    Sep 21

    75°Lo 59°

    Occasional afternoon rain

    Ragweed Pollen Weather
    • Precip
      55%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      92%
  • Tue

    Sep 22

    75°Lo 57°

    A shower in the afternoon

    Ragweed Pollen Weather
    • Precip
      55%
    • Wind
      Speed
      2 mph
    • Cloud
      Cover
      34%
    more
  • Wed

    Sep 23

    76°Lo 57°

    Mostly cloudy, a little rain

    Ragweed Pollen Weather
    • Precip
      56%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      52%
    more
Next Previous
Hi 75° RealFeel® 75° Precipitation 55%

Day

N

E

S

W

  • NE 5 mph
  • Gusts: 8 mph

Considerable cloudiness; a morning shower in spots followed by a little rain in the afternoon

  • Max UV Index: 2 (Low)
  • Thunderstorms: 20%
  • Precipitation: 0.03 in
  • Rain: 0.03 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs
Lo 59° RealFeel® 59° Precipitation 20%

Night

N

E

S

W

  • W 2 mph
  • Gusts: 4 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2014
High 75° 74° 96° (1895) 78°
Low 59° 54° 40° (1962) 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:45 AM with 12:13 of sunlight, then sets at 6:58 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:16 PM with 10:11 of moolight, then sets at 12:27 AM

Princeton Weather Report

Philadelphia: Heat to Rebuild Labor Day Weekend After Cooldown

September 4, 2015; 1:15 PM ET

A backdoor front will trim temperatures, haze and humidity around Philadelphia early this weekend before all three conditions build by early next week. more >