• Mon

    Sep 14

    72°Lo 55°

    A shower possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    Sep 15

    80°Lo 54°

    A couple of showers possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Wed

    Sep 16

    78°Lo 56°

    Cloudy with a shower possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Thu

    Sep 17

    81°Lo 56°

    Sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Sep 18

    78°Lo 57°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 80° RealFeel® 83° Precipitation 30%

Day

N

E

S

W

  • NE 6 mph
  • Gusts: 20 mph

Cloudy with a couple of showers possible

  • Max UV Index: 2 (Low)
  • Thunderstorms: 29%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 54° RealFeel® 49° Precipitation 25%

Night

N

E

S

W

  • NNW 6 mph
  • Gusts: 20 mph

Cloudy

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • 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 15

more Historical Weather Data >
  Today Normal Record 9/15/2014
High 80° 76° 92° (1927) 71°
Low 54° 57° 38° (1985) 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:39 AM with 12:29 of sunlight, then sets at 7:08 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:44 AM with 11:37 of moolight, then sets at 8:21 PM

Princeton Weather Report

Philadelphia: Heat to Rebuild Labor Day Weekend After Cooldown

September 4, 2015; 5:15 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 >