• Today

    May 23

    76°Lo 63°

    Heavy thunderstorms

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      350 - High
    more
  • Fri

    May 24

    68°Lo 48°

    Cloudy, showers; not as warm

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
  • Sat

    May 25

    61°Lo 47°

    Morning rain; cloudy, windy

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

    May 26

    64°Lo 46°

    Partly sunny and breezy

    Extreme indoor dust & dander levels
    • Precip
      9%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      30%
    more
  • Mon

    May 27

    72°Lo 47°

    Mostly sunny and warmer

    Very High indoor dust & dander levels
    • Precip
      6%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      11%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Showers
Cloudy
Cloudy
Showers
Cloudy
Cloudy
Showers
Cloudy
Temp (°F) 67° 68° 67° 66° 65° 64° 63° 63°
RealFeel® 63° 65° 64° 62° 63° 61° 58° 58°
Humidity 76% 71% 70% 72% 71% 68% 67% 65%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
62%
 
49%
 
47%
 
51%
 
47%
 
49%
 
54%
 
46%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 8 NNW 10 N 12 N 12 NNW 13 NNW 13 NNW 14 NNW 14 NNW
UV Index 1 1 2 2 3 3 2 2
Cloud Cover 95% 95% 95% 95% 95% 95% 95% 95%
Dew Point 59° 58° 57° 57° 55° 54° 52° 51°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - May 24

more Historical Weather Data >
  Today Normal Record 5/24/2012
High 68° 74° 94° (1910) 79°
Low 48° 53° 38° (1963) 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:35 AM with 14:41 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:55 PM with 10:04 of moolight, then sets at 5:59 AM

Top Story

Princeton Weather Report

Severe Storms From Washington DC to New York City

May 23, 2013; 5:12 AM ET

The same system that spawned deadly tornadoes in Oklahoma will reach the Northeast on 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?

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps