• Today

    Oct 25

    71°Lo 42°

    Some clouds, then sunshine

    Watch for hair frizz
    • Wind
      Gust
      21 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Sun

    Oct 26

    67°Lo 57°

    Sunny to partly cloudy

    Watch for hair frizz
    • Wind
      Gust
      15 mph
    • Precip
      5%
    • Hours of Precip
      0
    more
  • Mon

    Oct 27

    78°Lo 53°

    Warmer with clouds and sun

    Watch for hair frizz
    • Wind
      Gust
      27 mph
    • Precip
      25%
    • Hours of Precip
      2
  • Tue

    Oct 28

    62°Lo 40°

    Cooler with showers around

    Watch for hair frizz
    • Wind
      Gust
      25 mph
    • Precip
      60%
    • Hours of Precip
      2
    more
  • Wed

    Oct 29

    56°Lo 41°

    Mostly sunny

    Watch for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      6%
    • Hours of Precip
      0.5
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 64° 67° 71° 74° 76° 78° 77° 76°
RealFeel® 58° 63° 68° 71° 73° 74° 72° 71°
Humidity 79% 73% 68% 62% 58% 56% 55% 56%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
3%
 
3%
 
5%
 
5%
 
5%
 
7%
 
7%
 
7%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 14 SSW 15 SSW 15 SSW 15 SSW 16 SW 17 SW 17 SW 14 SW
UV Index 0 1 2 2 3 2 2 1
Cloud Cover 70% 70% 70% 66% 65% 68% 70% 70%
Dew Point 57° 59° 60° 60° 61° 61° 59° 59°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Oct 27

more Historical Weather Data >
  Today Normal Record 10/27/2013
High 78° 60° 76° (1955) 56°
Low 53° 38° 23° (1997) 29°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:22 AM with 10:36 of sunlight, then sets at 5:58 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:59 AM with 10:04 of moolight, then sets at 9:03 PM

Peru Weather Report

Warm, Sunny Weekend in the Offing for Chicago

October 25, 2014; 4:54 AM ET

Warmth will be the theme this weekend in Chicago, as abundant sunshine hangs around the city. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Mon. Hair Frizz

Mon. Wind Maps

Mon. UV Index