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    • Early AM

      Sep 30

      57° Lo
      Rain
      • 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
      More
    • Today

      Sep 30

      61° /58°F
      Windy with rain and drizzle
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • 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
    Friday
    12am
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    Forecast Rain Rain Cloudy Rain Rain Rain Rain Cloudy
    Temp (°F) 60° 59° 59° 59° 59° 59° 58° 57°
    RealFeel® 52° 52° 55° 51° 50° 50° 49° 51°
    Wind (mph) 14 ENE 14 ENE 12 ENE 13 ENE 13 ENE 14 NE 14 NE 15 NE
    precip
    12am
    1am
    2am
    3am
    4am
    5am
    6am
    7am
    Rain
    54%
    54%
    49%
    72%
    72%
    68%
    68%
    49%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    12am
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    7am
    UV Index 0 0 0 0 0 0 0 0
    Cloud Cover 100% 99% 100% 100% 100% 100% 99% 99%
    Humidity 82% 83% 83% 85% 87% 86% 85% 87%
    Dew Point 54° 54° 54° 55° 55° 54° 54° 53°
    Temp °F
    12am
    1am
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    4am
    5am
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    65° 60° 55°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/30/2015
    High 61° 70° 85° (1986) 79°
    Low 58° 50° 31° (1991) 64°

    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; 11:16 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 >

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps