• Today

    May 22

    74°Lo 43°

    Becoming windier and warmer

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
  • Sat

    May 23

    68°Lo 45°

    Mostly sunny and cool

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Sun

    May 24

    78°Lo 56°

    Warmer with periods of sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Mon

    May 25

    84°Lo 65°

    A thunderstorm possible

    Low ragweed pollen levels
    • Precip
      30%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      70%
    more
  • Tue

    May 26

    85°Lo 67°

    A t-storm around in the p.m.

    Ragweed Pollen Weather
    • Precip
      40%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      50%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 58° 62° 67° 71° 71° 72° 73° 74°
RealFeel® 58° 63° 69° 73° 73° 74° 74° 74°
Humidity 66% 54% 43% 37% 33% 31% 30% 29%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
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0%
Snow
 
0%
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 10 WNW 12 WNW 14 WNW 16 WNW 17 W 17 W 18 W 18 W
UV Index 3 5 6 7 7 7 6 4
Cloud Cover 8% 8% 12% 19% 28% 42% 46% 46%
Dew Point 47° 45° 44° 43° 41° 40° 39° 40°
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 22

more Historical Weather Data >
  Today Normal Record 5/22/2014
High 74° 74° 95° (1941) 69°
Low 43° 52° 36° (2002) 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:37 AM with 14:37 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:51 AM with 14:15 of moolight, then sets at 12:06 AM

Princeton Weather Report

Philadelphia: Temperature Swings to Precede Memorial Day

May 22, 2015; 6:12 AM ET

Temperatures will remain on a roller coaster ride around Philadelphia in the days leading up to Memorial Day. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps