• Today

    Aug 3

    90°Lo 70°

    Partly sunny

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

    Aug 4

    89°Lo 62°

    Clouds giving way to some sun

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

    Aug 5

    84°Lo 61°

    Mostly sunny

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

    Aug 6

    75°Lo 63°

    Mostly cloudy, a little rain

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

    Aug 7

    78°Lo 63°

    Periods of rain

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 90° RealFeel® 91° Precipitation 3%

Day

N

E

S

W

  • SW 9 mph
  • Gusts: 15 mph

Partly sunny

  • Max UV Index: 7 (High)
  • Thunderstorms: 11%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 70° RealFeel® 70° Precipitation 40%

Night

N

E

S

W

  • SW 7 mph
  • Gusts: 12 mph

A shower or thunderstorm in spots this evening; otherwise, some clouds

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Princeton Pollen Levels - August 3

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass Pollen

    Low

  • Ragweed Pollen

    Low

  • Tree Pollen

    Moderate

  • Mold Pollen

    Low

Temperature History - Aug 3

more Historical Weather Data >
  Today Normal Record 8/3/2014
High 90° 85° 98° (1975) 75°
Low 70° 66° 53° (1985) 65°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:58 AM with 14:13 of sunlight, then sets at 8:11 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:14 PM with 12:38 of moolight, then sets at 10:52 AM

Princeton Weather Report

Philly: Warmth to Continue Early This Week Before Cooldown Arrives

August 2, 2015; 8:30 PM ET

Above-average temperatures will continue through the early part of this week but a cooldown is on the horizon. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps