• Today

    May 21

    85°Lo 66°

    A thunderstorm in spots

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
  • Wed

    May 22

    86°Lo 67°

    Thundershower

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Thu

    May 23

    78°Lo 56°

    Showers and a heavier t-storm

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Fri

    May 24

    73°Lo 46°

    Chance of a morning shower

    Extreme indoor dust & dander levels
    • Precip
      30%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      73%
    more
  • Sat

    May 25

    70°Lo 44°

    Mostly sunny

    Extreme indoor dust & dander levels
    • Precip
      25%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      24%
    more
Next Previous
Partly cloudy 69° Lo 66° RealFeel® 68° / 64°

N

E

S

W

  • Precipitation: 25%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 91%
  • Cloud Cover: 45%
  • Dew Point: 65° F
  • Visibility: 10 mi
4 mph

Temperature History - May 21

more Historical Weather Data >
  Today Normal Record 5/21/2012
High 85° 73° 94° (1934) 65°
Low 66° 52° 36° (2002) 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:38 AM with 14:35 of sunlight, then sets at 8:13 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:23 PM with 11:16 of moolight, then sets at 3:39 AM

Top Story

Princeton Weather Report

Severe Storms to Reach DC, NYC, Albany Thursday

May 21, 2013; 11:40 AM ET

The same storm system responsible for producing violent thunderstorms in Oklahoma recently will reach the Atlantic Seaboard Thursday. more >

Smoke Alert: The Hidden Dangers of E-Cigarettes

May 20, 2013; 5:00 AM ET E-cigarette manufacturers claim the devices can help a person quit smoking but have those claims ever been proven?

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps