• Today

    Sep 5

    82°Lo 57°

    Turning sunny and less humid

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

    Sep 6

    84°Lo 59°

    Plenty of sunshine

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

    Sep 7

    88°Lo 64°

    Sunny and very warm

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

    Sep 8

    91°Lo 70°

    Mostly sunny and hot

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

    Sep 9

    91°Lo 68°

    A p.m. t-storm possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Sunny 82° RealFeel® 83°

N

E

S

W

  • Humidity: 43%
  • Pressure: 30.20 in
  • UV Index: 5
  • Cloud Cover: 0%
  • Ceiling: 38300 ft
  • Dew Point: 58° F
  • Visibility: 10 mi
12 mph

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:30 AM with 12:54 of sunlight, then sets at 7:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:04 PM with -3:-55 of moolight, then sets at 2:09 PM

Temperature Summary - 2:04 PM

  Temp (°F)
Now 82°
Yesterday 80°
RealFeel® 83°
RealFeel® Shade 79°
Wind Chill 82°
Dew Point 58°
  Hi / Lo
Previous 6 Hours 83°
  69°
Previous 12 Hours 83°
  65°
Previous 24 Hours 86°
  65°

Temperature History - Sep 5

more Historical Weather Data >
  Today Normal Record 9/5/2014
High 82° 80° 94° (1983) 89°
Low 57° 60° 47° (1994) 69°

Precipitation Summary - 2:04 PM

  Amount (in)
Previous 1 Hour 0
Previous 3 Hours 0
Previous 6 Hours 0
Previous 9 Hours 0
Previous 12 Hours 0
Previous 18 Hours 0
Previous 24 Hours 0

Princeton Weather Report

Philadelphia: Heat to Rebuild on Labor Day After Cooldown

September 5, 2015; 10:42 AM ET

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

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps