• Today

    May 4

    84°Lo 60°

    Mostly sunny and very warm

    Unlikely for hair frizz
    • Wind
      Gust
      21 mph
    • Precip
      4%
    • Hours of Precip
      0
  • Tue

    May 5

    83°Lo 58°

    A p.m. t-storm in spots

    Watch for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      42%
    • Hours of Precip
      2
    more
  • Wed

    May 6

    69°Lo 52°

    Clearing and cooler

    Watch for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Thu

    May 7

    75°Lo 54°

    Plenty of sunshine

    Unlikely for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      9%
    • Hours of Precip
      0
    more
  • Fri

    May 8

    84°Lo 59°

    Sunny and very warm

    Unlikely for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      6%
    • Hours of Precip
      0
    more
Next Previous
Hi 84° RealFeel® 85° Precipitation 4%

Day

N

E

S

W

  • WSW 9 mph
  • Gusts: 21 mph

Sunny to partly cloudy and very warm; excessive dry weather will result in a high fire threat

  • Max UV Index: 7 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 60° RealFeel® 59° Precipitation 12%

Night

N

E

S

W

  • SSW 7 mph
  • Gusts: 16 mph

Partly cloudy and mild

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2014
High 84° 68° 89° (2001) 64°
Low 60° 47° 33° (1986) 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:55 AM with 14:02 of sunlight, then sets at 7:57 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:34 PM with 10:30 of moolight, then sets at 7:04 AM

Trenton 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 >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Mon. Hair Frizz

Mon. Wind Maps

Mon. UV Index