• Today

    May 22

    72°Lo 44°

    Warmer

    Beneficial weather for asthma
    • Hi
      RealFeel
      74°
    • UV
      8 - Very High
    • Air Qual.
      Moderate
  • Sat

    May 23

    69°Lo 45°

    Sunny much of the time

    Beneficial weather for asthma
    • Hi
      RealFeel
      75°
    • UV
      8 - Very High
    • Air Qual.
      Good
    more
  • Sun

    May 24

    79°Lo 57°

    Times of clouds and sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      82°
    • UV
      7 - High
    • Air Qual.
      Moderate
    more
  • Mon

    May 25

    85°Lo 67°

    Times of clouds and sun

    Neutral weather for asthma
    • Hi
      RealFeel
      89°
    • UV
      6 - High
    • Cloud
      Cover
      70%
    more
  • Tue

    May 26

    87°Lo 68°

    A t-storm around in the p.m.

    Beneficial weather for asthma
    • Hi
      RealFeel
      93°
    • UV
      7 - High
    • Cloud
      Cover
      46%
    more
Next Previous
Hi 72° RealFeel® 74° Precipitation 40%

Day

N

E

S

W

  • WNW 13 mph
  • Gusts: 28 mph

Warmer with sunshine mixing with some clouds; breezy this afternoon with a shower in spots late

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 20%
  • Precipitation: 0.01 in
  • Rain: 0.01 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 44° RealFeel® 42° Precipitation 8%

Night

N

E

S

W

  • NNW 5 mph
  • Gusts: 14 mph

Clear and chilly

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • 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 22

more Historical Weather Data >
  Today Normal Record 5/22/2014
High 72° 73° N/A 74°
Low 44° 52° N/A 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:40 AM with 14:36 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:54 AM with 14:14 of moolight, then sets at 12:08 AM

Norristown Weather Report

Philly: Warmer Days to Come Memorial Day Weekend

May 22, 2015; 2:12 PM ET

While temperatures rebounded on Friday, even warmer weather will reach the Philadelphia area this Memorial Day holiday weekend. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Fri. Air Quality

Fri. Asthma Risk

Fri. UV Index