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    • Tonight

      Sep 29

      56° Lo F
      Rain; becoming windier, mild
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Fri

      Sep 30

      61° /58°
      Windy with rain and drizzle
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sat

      Oct 1

      69° /61°
      Cloudy, a little rain; breezy
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Sun

      Oct 2

      74° /60°
      Mainly cloudy with showers
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Mon

      Oct 3

      76° /58°
      Mostly cloudy with a shower
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    Thursday
    6pm
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    12am
    1am
    Forecast Rain Cloudy Cloudy Rain Rain Cloudy Rain Rain
    Temp (°F) 62° 61° 60° 60° 60° 60° 60° 59°
    RealFeel® 54° 55° 53° 50° 50° 53° 50° 50°
    Wind (mph) 16 E 17 E 17 ENE 18 ENE 20 ENE 18 ENE 17 ENE 16 NE
    precip
    6pm
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    1am
    Rain
    56%
    49%
    49%
    64%
    64%
    49%
    59%
    59%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    6pm
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    1am
    UV Index 0 0 0 0 0 0 0 0
    Cloud Cover 99% 99% 100% 100% 100% 100% 99% 99%
    Humidity 80% 83% 84% 82% 81% 82% 82% 83%
    Dew Point 56° 56° 55° 54° 54° 54° 54° 54°
    Temp °F
    6pm
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    1am
    65° 60° 55°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/29/2015
    High 63° 71° 88° (1921) 83°
    Low 56° 51° 38° (1942) 67°

    Sunrise/Sunset

    • Sunrise: 6:54 AM
    • Sunset: 6:43 PM
    • Duration: 11:49 hr

    Moonrise/Moonset

    • Moonrise: 5:27 AM
    • Moonset: 6:15 PM
    • Duration: 12:48 hr
    Astronomy

    Princeton Weather Report

    Persistent rain to raise flood risk in part of northeastern US

    September 29, 2016; 3:16 PM ET

    Persistent downpours will raise the flood risk in part of the mid-Atlantic into Friday, while rain will spread over the balance of the northeastern United States into the weekend. More >

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps