• Today

    Apr 28

    59°Lo 36°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      52°
    • Hi
      RealFeel
      66°
    • Wind
      Speed
      6 mph
    more
  • Wed

    Apr 29

    60°Lo 37°

    Times of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      50°
    • Hi
      RealFeel
      65°
    • Wind
      Speed
      8 mph
    more
  • Thu

    Apr 30

    54°Lo 35°

    Times of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      43°
    • Hi
      RealFeel
      55°
    • Wind
      Speed
      10 mph
    more
  • Fri

    May 1

    63°Lo 45°

    Sunny and warmer

    Poor for home energy
    • Avg
      RealFeel
      56°
    • Hi
      RealFeel
      70°
    • Wind
      Speed
      6 mph
    more
  • Sat

    May 2

    70°Lo 52°

    Clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      60°
    • Hi
      RealFeel
      73°
    • Wind
      Speed
      8 mph
Next Previous
Hi 70° RealFeel® 73° Precipitation 25%

Day

N

E

S

W

  • SSW 8 mph
  • Gusts: 14 mph

Clouds and sun

  • Max UV Index: 6 (High)
  • Thunderstorms: 8%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 52° RealFeel® 47° Precipitation 20%

Night

N

E

S

W

  • SSW 8 mph
  • Gusts: 13 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 13%
  • 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 2

more Historical Weather Data >
  Today Normal Record 5/2/2014
High 70° 62° N/A 51°
Low 52° 43° N/A 46°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:47 AM with 14:06 of sunlight, then sets at 7:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:35 PM with 11:04 of moolight, then sets at 5:39 AM

Round Lake Weather Report

Sunshine to Prevail This Week in Chicago

April 28, 2015; 9:50 AM ET

Sunny skies and cooler conditions will be the rule this week in Chicago. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Sat. Home Energy Efficiency

Sat. Degree Days

Sat. UV Index