• Tonight

    Nov 21

    Lo 19°

    Clear and very cold

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      0%
    • Hi
      RealFeel
      25°
  • Sat

    Nov 22

    44°Lo 32°

    Mostly sunny

    Fair for lawn mowing
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
      39°
    more
  • Sun

    Nov 23

    52°Lo 42°

    Variably cloudy and milder

    Very Good for lawn mowing
    • Hours of Precip
      5
    • Precip
      13%
    • Hi
      RealFeel
      52°
    more
  • Mon

    Nov 24

    70°Lo 48°

    Warmer with a shower

    Good for lawn mowing
    • Hours of Precip
      1
    • Precip
      56%
    • Hi
      RealFeel
      66°
    more
  • Tue

    Nov 25

    55°Lo 34°

    Mostly cloudy and cooler

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      19%
    • Hi
      RealFeel
      51°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
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  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Clear
Mostly Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 23° 25° 27° 29° 32° 34° 35° 36°
RealFeel® 11° 15° 16° 20° 20° 23° 24° 25°
Humidity 58% 53% 50% 45% 41% 38% 35% 33%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
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Snow
 
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  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 12 W 10 NNW 10 NW 10 NW 14 WNW 15 NW 16 NW 15 WNW
UV Index 0 0 0 1 1 2 2 2
Cloud Cover 3% 10% 7% 6% 14% 14% 11% 13%
Dew Point 10° 10° 10° 10° 10° 10° 10°
Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Nov 21

more Historical Weather Data >
  Today Normal Record 11/21/2013
High 36° 52° 75° (1931) 54°
Low 19° 36° 14° (1987) 29°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:51 AM with 9:46 of sunlight, then sets at 4:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:44 AM with 10:36 of moolight, then sets at 4:20 PM

Princeton Weather Report

Philly to Feel Like Spring by Early Next Week

November 21, 2014; 3:30 PM ET

After December-like cold lingers into the start of the weekend around Philadelphia, temperatures will surge into the 50s on Sunday and to near 70 on Monday. more >

Why Do Leaves Change Color?

Sep 20, 2011; 5:00 AM ET Why do leaves change from green to beautiful shades of red, orange and yellow in the fall?

Current Drought Status

Current Soil Conditions

Fri. Overnight Freeze

Fri. Degree Days

Fri. Evapotranspiration