• Mostly cloudy 42°
    Ragweed Pollen Current Weather
    • Relative Humidity
      67%
    • Yesterday
      Temp
      35°
    • RealFeel
      39°
  • Today

    Dec 22

    Hi 41°

    Turning cloudy, p.m. mist

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    Day Details >
  • Tomorrow

    Dec 23

    Hi 51°

    Fog with a shower or two

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    Day Details >
  • Wednesday

    Dec 24

    Hi 58°

    Downpours; breezy and mild

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    Day Details >
Next

Rain and a thunderstorm from this evening to late Wednesday night can lead to flooding

12/22 12/23 Now: 11:44am
AM 11-3
  • 11am Mostly cloudy 37° 1%
  • 12pm Intermittent clouds 38° 4%
  • 1pm Cloudy 39° 12%
  • 2pm Cloudy 41° 12%
  • 3pm Cloudy 41° 16%
PM 10-3
  • 10pm Fog 38° 49%
  • 11pm Rain 39° 61%
  • 12am Rain 39° 61%
  • 1am Fog 40° 40%
  • 2am Fog 40° 34%
  • 3am Fog 40° 40%
AM 4-9
  • 4am Rain 41° 55%
  • 5am Rain 41° 55%
  • 6am Rain 41° 55%
  • 7am Fog 42° 43%
  • 8am Fog 43° 47%
  • 9am Showers 44° 51%
Hourly Forecast >

Princeton Pollen Levels - December 22

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Dec 22, 2014; 6:58 AM ET
A southerly flow of milder air will increase toward Christmas Eve to cause damp and misty weather. No White Christmas in the Major Cities.
Wet, Misty for I-95 Holiday Travel

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Princeton Weather Report

Philly: Christmas Eve Storm to Affect Holiday Travel This Week

December 22, 2014; 8:49 AM ET

Holiday travel will be at risk across the Philadelphia area this week as a strong storm takes shape and blasts through the Northeast. more >

Allergies Live Feed

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Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps