• Today

    May 2

    51°Lo 40°

    Clouds and sun with a shower

    Beneficial weather for asthma
    • Hi
      RealFeel
      51°
    • UV
      4 - Moderate
    • Air Qual.
      Moderate
    more
  • Tue

    May 3

    65°Lo 47°

    Partly sunny and warmer

    Beneficial weather for asthma
    • Hi
      RealFeel
      72°
    • UV
      5 - High
    • Air Qual.
      Moderate
    more
  • Wed

    May 4

    52°Lo 39°

    Cooler with a stray shower

    Beneficial weather for asthma
    • Hi
      RealFeel
      48°
    • UV
      4 - Moderate
    • Air Qual.
      Good
  • Thu

    May 5

    55°Lo 37°

    Partly sunny, breezy and cool

    Beneficial weather for asthma
    • Hi
      RealFeel
      52°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Fri

    May 6

    73°Lo 53°

    Pleasant and warmer

    Beneficial weather for asthma
    • Hi
      RealFeel
      76°
    • UV
      5 - High
    • Air Qual.
      Good
    more
Next Previous
Hi 52° RealFeel® 48° Precipitation 46%

Day

N

E

S

W

  • N 14 mph
  • Gusts: 23 mph

Cloudy most of the time, breezy and cooler with a stray shower

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 0.07 in
  • Rain: 0.07 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 39° RealFeel® 31° Precipitation 25%

Night

N

E

S

W

  • NNW 9 mph
  • Gusts: 17 mph

Clear to partly cloudy and chilly

  • Max UV Index: N/A
  • Thunderstorms: 5%
  • 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 5/4/2015
High 52° 65° N/A 74°
Low 39° 44° N/A 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:42 AM with 14:09 of sunlight, then sets at 7:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:30 AM with 12:54 of moolight, then sets at 5:24 PM

Merrillville Weather Report

Chicago: Temperature roller coaster in store for this week

May 2, 2016; 5:03 AM ET

The start of May will bring a fluctuation in temperatures throughout the week in Chicago. more >

Wed. Asthma Risk

Wed. UV Index