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    • Today

      Mar 23

      45° /27°F
      Sunny and warmer
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Fri

      Mar 24

      51° /47°
      Mostly cloudy with a shower
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sat

      Mar 25

      67° /42°
      A passing afternoon shower
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Mar 26

      47° /44°
      Cloudy, a little rain; cooler
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Mar 27

      66° /45°
      Warmer with rain and drizzle
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    45°Hi RealFeel® 46° Precipitation 0%
    Sunny and warmer
    • NW 7 mph
    • Gusts: 13 mph
    • Max UV Index: 5 (Moderate)
    • Thunderstorms: 6%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    27°Lo RealFeel® 25° Precipitation 0%
    Increasing amounts of clouds
    • SSE 5 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 1%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Princeton Pollen Levels Mar 23

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 3/23/2016
    High 45° 53° 81° (2012) 71°
    Low 27° 34° 13° (1934) 42°

    Sunrise/Sunset

    • Sunrise: 6:58 AM
    • Sunset: 7:14 PM
    • Duration: 12:16 hr

    Moonrise/Moonset

    • Moonrise: 4:14 AM
    • Moonset: 2:37 PM
    • Duration: 10:23 hr
    Astronomy

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps