• Tonight

    May 4

    Lo 47°

    Cloudy with spotty drizzle

    Asthma Weather
    • Hi
      RealFeel
      53°
    • UV
      2 - Low
    • Air Qual.
      Good
    more
  • Thu

    May 5

    56°Lo 48°

    Mostly cloudy, a little rain

    Neutral weather for asthma
    • Hi
      RealFeel
      49°
    • UV
      2 - Low
    • Air Qual.
      Good
    more
  • Fri

    May 6

    57°Lo 48°

    Cool with periods of rain

    Neutral weather for asthma
    • Hi
      RealFeel
      61°
    • UV
      2 - Low
    • Air Qual.
      Good
  • Sat

    May 7

    65°Lo 48°

    Warmer with a passing shower

    Beneficial weather for asthma
    • Hi
      RealFeel
      73°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Sun

    May 8

    67°Lo 42°

    A morning thunderstorm

    Beneficial weather for asthma
    • Hi
      RealFeel
      66°
    • UV
      5 - High
    • Air Qual.
      Good
    more
Next Previous
Hi 57° RealFeel® 61° Precipitation 66%

Day

N

E

S

W

  • NE 4 mph
  • Gusts: 6 mph

Cool with periods of rain

  • Max UV Index: 2 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0.27 in
  • Rain: 0.27 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 3.5 hrs
  • Hours of Rain: 3.5 hrs
Lo 48° RealFeel® 46° Precipitation 55%

Night

N

E

S

W

  • NE 2 mph
  • Gusts: 5 mph

Cloudy; occasional evening rain and drizzle followed by a passing shower late

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.11 in
  • Rain: 0.11 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs

Temperature History - May 6

more Historical Weather Data >
  Today Normal Record 5/6/2015
High 57° 73° N/A 73°
Low 48° 46° N/A 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:54 AM with 14:08 of sunlight, then sets at 8:02 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:03 AM with 13:56 of moolight, then sets at 7:59 PM

Norristown Weather Report

When will the rainy weather end in the northeastern US?

May 4, 2016; 5:35 PM ET

With the return of wet weather in the Northeast, many people are asking: When will the rain go away? more >

Fri. Asthma Risk

Fri. UV Index