• Today

    Apr 21

    65°Lo 43°

    Partly sunny and breezy

    Excellent for sailing
    • Wind
      Speed
      13 mph
    • Wind
      Gust
      25 mph
    • Precip
      25%
  • Wed

    Apr 22

    65°Lo 38°

    Rain and a thunderstorm

    Good for sailing
    • Wind
      Speed
      15 mph
    • Wind
      Gust
      28 mph
    • Precip
      65%
    more
  • Thu

    Apr 23

    54°Lo 35°

    Clouds and sun; windy, cooler

    Fair for sailing
    • Wind
      Speed
      22 mph
    • Wind
      Gust
      37 mph
    • Precip
      6%
    more
  • Fri

    Apr 24

    57°Lo 42°

    Breezy with periods of sun

    Very Good for sailing
    • Wind
      Speed
      15 mph
    • Wind
      Gust
      25 mph
    • Precip
      10%
    more
  • Sat

    Apr 25

    63°Lo 43°

    Mostly cloudy

    Very Good for sailing
    • Wind
      Speed
      13 mph
    • Wind
      Gust
      21 mph
    • Precip
      12%
    more
Next Previous
Hi 65° RealFeel® 66° Precipitation 25%

Day

N

E

S

W

  • WNW 13 mph
  • Gusts: 25 mph

Breezy with intervals of clouds and sunshine

  • Max UV Index: 6 (High)
  • Thunderstorms: 20%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 43° RealFeel® 44° Precipitation 12%

Night

N

E

S

W

  • SSW 5 mph
  • Gusts: 13 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 65° 63° 87° (1985) 69°
Low 43° 43° 30° (1925) 33°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:12 AM with 13:32 of sunlight, then sets at 7:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:27 AM with 14:36 of moolight, then sets at 11:03 PM

Princeton Weather Report

Philadelphia: Cooler Air to Sweep Away Warmth This Week

April 21, 2015; 11:04 AM ET

Cooler air will push into the Philadelphia area during the middle and latter part of the week. more >

Windiest Cities in the U.S.

Jan 8, 2013; 9:58 AM ET Chicago may be known as the 'Windy City', but is it really the windiest?

Tue. Sailing Maps

Tue. Wind Maps