• Today

    May 4

    84°Lo 59°

    Mostly sunny and very warm

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      4%
    • Hi
      RealFeel
      86°
    more
  • Tue

    May 5

    82°Lo 58°

    A couple of p.m. t-storms

    Very Good for lawn mowing
    • Hours of Precip
      3
    • Precip
      62%
    • Hi
      RealFeel
      85°
  • Wed

    May 6

    68°Lo 49°

    Clearing and cooler

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      25%
    • Hi
      RealFeel
      71°
    more
  • Thu

    May 7

    75°Lo 52°

    Sunny and pleasant

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      9%
    • Hi
      RealFeel
      81°
    more
  • Fri

    May 8

    82°Lo 58°

    Sunny and very warm

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      6%
    • Hi
      RealFeel
      86°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 59° 61° 65° 69° 72° 76° 79° 81°
RealFeel® 58° 60° 65° 70° 75° 80° 83° 84°
Humidity 77% 73% 67% 60% 55% 50% 47% 44%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
0%
 
3%
 
7%
 
7%
 
7%
 
7%
 
7%
 
10%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 5 SW 6 SW 7 SW 7 WSW 8 WSW 8 WSW 9 W 9 W
UV Index 0 0 1 3 4 6 6 6
Cloud Cover 26% 26% 26% 26% 26% 26% 39% 45%
Dew Point 52° 52° 54° 55° 55° 56° 57° 57°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - May 5

more Historical Weather Data >
  Today Normal Record 5/5/2014
High 82° 68° 91° (1928) 67°
Low 58° 47° 35° (1911) 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:53 AM with 14:05 of sunlight, then sets at 7:58 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:33 PM with 10:15 of moolight, then sets at 7:48 AM

Princeton Weather Report

Philly: June-like Warmth to Dominate This Week

May 4, 2015; 7:54 AM ET

Monday is shaping up to be Philadelphia's warmest day so far this year, kicking off a week that will be dominated by summer warmth. 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?

Tue. Overnight Freeze

Tue. Degree Days

Tue. Evapotranspiration