• Today

    Aug 30

    86°Lo 67°

    Delightful with sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Aug 31

    89°Lo 69°

    Partly sunny and humid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Thu

    Sep 1

    79°Lo 61°

    A couple of showers

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Sep 2

    79°Lo 59°

    Partly sunny and less humid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sat

    Sep 3

    79°Lo 59°

    Mostly sunny and comfortable

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Partly Sunny
Temp (°F) 70° 70° 69° 68° 68° 67° 68° 71°
RealFeel® 71° 70° 69° 68° 69° 68° 69° 74°
Humidity 86% 88% 89% 88% 90% 92% 87% 86%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
1%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
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Ice
 
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  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 5 S 4 S 4 SSW 4 SSW 4 SSW 4 SSW 4 SSW 4 SW
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 25% 25% 25% 25% 25% 25% 25% 45%
Dew Point 66° 66° 65° 64° 65° 65° 64° 67°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2015
High 89° 81° 99° (1953) 90°
Low 69° 62° 46° (1912) 73°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:26 AM with 13:05 of sunlight, then sets at 7:31 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:35 AM with 13:36 of moolight, then sets at 7:11 PM

Princeton Weather Report

September to start on cooler, less humid note in northeastern US

August 30, 2016; 1:24 AM ET

Brief relief from heat and humidity will arrive in the northeastern United States during the first days of September. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps