• Sun

    Aug 9

    81°Lo 65°

    Overcast

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      81°
    • Wind
      Speed
      6 mph
    more
  • Mon

    Aug 10

    77°Lo 61°

    Mostly cloudy and humid

    Poor for home energy
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      79°
    • Wind
      Speed
      10 mph
    more
  • Tue

    Aug 11

    83°Lo 68°

    Thunderstorms possible

    Poor for home energy
    • Avg
      RealFeel
      75°
    • Hi
      RealFeel
      84°
    • Wind
      Speed
      9 mph
    more
  • Wed

    Aug 12

    84°Lo 65°

    Sunshine

    Poor for home energy
    • Avg
      RealFeel
      77°
    • Hi
      RealFeel
      91°
    • Wind
      Speed
      2 mph
    more
  • Thu

    Aug 13

    89°Lo 62°

    A thunderstorm possible

    Poor for home energy
    • Avg
      RealFeel
      77°
    • Hi
      RealFeel
      93°
    • Wind
      Speed
      8 mph
Next Previous
Hi 89° RealFeel® 93° Precipitation 30%

Day

N

E

S

W

  • SSW 8 mph
  • Gusts: 21 mph

Mostly cloudy, warm and humid with a shower or thunderstorm possible

  • Max UV Index: 6 (High)
  • Thunderstorms: 60%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 62° RealFeel® 61° Precipitation 20%

Night

N

E

S

W

  • SW 5 mph
  • Gusts: 15 mph

Patchy clouds

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 13

more Historical Weather Data >
  Today Normal Record 8/13/2014
High 89° 83° 95° (1959) 83°
Low 62° 62° 47° (1967) 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

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

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:12 AM with 14:04 of moolight, then sets at 7:16 PM

Peru Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

July 30, 2015; 12:36 PM ET

Temperatures will stay in the 80s, with the daytime high slowly working its way into the low 80s by Monday. 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.