• Today

    Sep 18

    75°Lo 47°

    Sunny to partly cloudy

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Fri

    Sep 19

    70°Lo 53°

    Fog in the a.m.; partly sunny

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Sat

    Sep 20

    78°Lo 60°

    Clearing

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    Sep 21

    82°Lo 58°

    Very warm with some sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Mon

    Sep 22

    73°Lo 49°

    A shower possible

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Fog
Fog
Fog
Fog
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 47° 50° 53° 56° 59° 62° 65° 67°
RealFeel® 46° 50° 53° 58° 63° 67° 69° 70°
Humidity 93% 81% 73% 64% 58% 54% 48% 46%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 4 NNE 4 NNE 5 NE 5 NE 6 ENE 6 ENE 6 ENE 6 E
UV Index 0 0 1 3 4 5 5 5
Cloud Cover 25% 10% 6% 6% 9% 10% 10% 26%
Dew Point 45° 45° 45° 44° 45° 45° 45° 45°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Sep 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 70° 74° 95° (1983) 77°
Low 53° 54° 39° (1943) 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:48 AM with 12:19 of sunlight, then sets at 7:07 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:31 AM with 14:02 of moolight, then sets at 4:33 PM

Top Story

Mohnton Weather Report

Philly: Remainder of Week to Be Dry, Cool

September 18, 2014; 5:01 AM ET

Rainfall will be scarce around Philadelphia this week, but cool air will be plentiful. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Fri. Snow Day Potential