• Today

    Jul 28

    92°Lo 73°

    Clouds and sun with a t-storm

    At Risk weather for asthma
    • Hi
      RealFeel
      103°
    • UV
      5 - High
    • Air Qual.
      Unhealthy
      (Sensitive)
  • Fri

    Jul 29

    81°Lo 65°

    Heavy rain and a thunderstorm

    At Risk weather for asthma
    • Hi
      RealFeel
      92°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Sat

    Jul 30

    85°Lo 69°

    A thunderstorm in spots

    At Risk weather for asthma
    • Hi
      RealFeel
      95°
    • UV
      5 - High
    • Air Qual.
      Moderate
    more
  • Sun

    Jul 31

    83°Lo 67°

    Mostly cloudy with t-storms

    At Risk weather for asthma
    • Hi
      RealFeel
      91°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Mon

    Aug 1

    84°Lo 65°

    Humid with partial sunshine

    Beneficial weather for asthma
    • Hi
      RealFeel
      95°
    • UV
      5 - High
    • Air Qual.
      Good
    more
Next Previous
Hi 92° RealFeel® 103° Precipitation 55%

Day

N

E

S

W

  • SW 2 mph
  • Gusts: 6 mph

Periods of sun and clouds with a shower or thunderstorm; humid

  • Max UV Index: 7 (High)
  • Thunderstorms: 40%
  • Precipitation: 0.15 in
  • Rain: 0.15 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs
Lo 73° RealFeel® 74° Precipitation 66%

Night

N

E

S

W

  • SE 4 mph
  • Gusts: 6 mph

Warm and muggy with periods of rain and a thunderstorm

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.5 in
  • Rain: 0.5 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 7 hrs
  • Hours of Rain: 7 hrs

Temperature History - Jul 28

more Historical Weather Data >
  Today Normal Record 7/28/2015
High 92° 88° N/A 90°
Low 73° 65° N/A 68°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:56 AM with 14:23 of sunlight, then sets at 8:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:14 AM with 14:11 of moolight, then sets at 3:25 PM

Norristown Weather Report

Torrential downpours in northeastern US to ease heat wave, raise flash flood risk

July 28, 2016; 8:11 AM ET

As July draws to a close, a storm system swinging up from the Deep South will bring downpours to the northeastern U.S. and break the back of an extended heat wave. more >

Thu. Air Quality

Thu. Asthma Risk

Thu. UV Index