, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    • Today

      Sep 29

      65° /56°
      Mostly cloudy, a little rain
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Fri

      Sep 30

      62° /58°F
      Windy with rain and drizzle
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Sat

      Oct 1

      68° /62°
      Cloudy, a little rain; breezy
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Sun

      Oct 2

      72° /60°
      Mainly cloudy with showers
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Mon

      Oct 3

      75° /56°
      Mostly cloudy, brief showers
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    60°/59° RealFeel® 57°/51°
    A couple of showers
    • 10 mph
    • Precipitation: 60%
    • Rain: 0.04 in
    • Snow: 0 in
    • Humidity: 97%
    • Cloud Cover: 99%
    • Dew Point: 59° F
    • Visibility: 5 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/30/2015
    High 62° 70° 85° (1986) 79°
    Low 58° 50° 31° (1991) 64°

    Sunrise/Sunset

    • Sunrise: 6:55 AM
    • Sunset: 6:41 PM
    • Duration: 11:46 hr

    Moonrise/Moonset

    • Moonrise: 6:25 AM
    • Moonset: 6:45 PM
    • Duration: 12:20 hr
    Astronomy

    Princeton Weather Report

    Persistent rain to raise flood risk in part of northeastern US late this week

    September 29, 2016; 11:16 AM 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