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Personalized Forecasts

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    • Today

      Sep 25

      70° /45°F
      Sunny and beautiful
      • Poor
      • for home energy
      • Avg RealFeel: 60°
      • Hi RealFeel: 73°
      • Wind Speed: 6 mph
    • Mon

      Sep 26

      74° /62°
      Mostly sunny and pleasant
      • Poor
      • for home energy
      • Avg RealFeel: 67°
      • Hi RealFeel: 77°
      • Wind Speed: 7 mph
      More
    • Tue

      Sep 27

      73° /49°
      A little morning rain
      • Poor
      • for home energy
      • Avg RealFeel: 63°
      • Hi RealFeel: 76°
      • Wind Speed: 7 mph
      More
    • Wed

      Sep 28

      76° /60°
      Clouds and sun
      • Poor
      • for home energy
      • Avg RealFeel: 67°
      • Hi RealFeel: 77°
      • Wind Speed: 7 mph
      More
    • Thu

      Sep 29

      69° /61°
      Rain and drizzle possible
      • Poor
      • for home energy
      • Avg RealFeel: 62°
      • Hi RealFeel: 67°
      • Wind Speed: 7 mph
      More
    48°/45° RealFeel® 49°/46°
    Mainly clear
    • 2 mph
    • Precipitation: 15%
    • Rain: 0 in
    • Snow: 0 in
    • Humidity: 77%
    • Cloud Cover: 11%
    • Dew Point: 40° F
    • Visibility: 10 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/25/2015
    High 70° 72° 92° (1970) 76°
    Low 45° 52° 36° (1997) 60°

    Sunrise/Sunset

    • Sunrise: 6:50 AM
    • Sunset: 6:50 PM
    • Duration: 12:00 hr

    Moonrise/Moonset

    • Moonrise: 1:27 AM
    • Moonset: 3:54 PM
    • Duration: 14:27 hr
    Astronomy

    Princeton Weather Report

    Crisp fall air to bring first frost of season to parts of northeastern US

    September 25, 2016; 2:29 PM ET

    Fall air has finally arrived in the northeastern United States and may yield the first frost of the season in parts of the region to end this weekend. More >

    Sun. Home Energy Efficiency

    Sun. Degree Days

    Sun. UV Index