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    • Today

      Sep 25

      88° /66°F
      Mostly sunny, warm and muggy
      • 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
    • Tue

      Sep 26

      82° /68°
      Partly sunny and very warm
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Wed

      Sep 27

      84° /67°
      Humid with clouds and sun
      • High
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Thu

      Sep 28

      79° /53°
      Mostly sunny and less humid
      • High
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Fri

      Sep 29

      73° /52°
      Sunshine and pleasant
      • High
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More

    Day

    88°Hi RealFeel® 100° Precipitation 0%
    Mostly sunny, very warm and muggy
    • Winds from the
    • E 5 mph
    • Gusts: 9 mph
    • Max UV Index: 13 (Extreme)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    66°Lo RealFeel® 65° Precipitation 0%
    Partly cloudy, warm and muggy
    • Winds from the
    • E 5 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • 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 Sep 25

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

      Low

    • Ragweed Pollen

      Moderate

    • Mold

      High

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/25/2016
    High 88° 72° 92° (1970) 72°
    Low 66° 52° 36° (1997) 48°

    Sunrise/Sunset

    • Sunrise: 6:49 AM
    • Sunset: 6:51 PM
    • Duration: 12:02 hr

    Moonrise/Moonset

    • Moonrise: 11:58 AM
    • Moonset: 10:17 PM
    • Duration: 10:19 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps