• Today

    Apr 18

    56°Lo 34°

    Sun, some clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      61°
    • UV
      7 - High
    • Air Qual.
      Moderate
  • Sat

    Apr 19

    65°Lo 43°

    Sunshine and breezy

    Beneficial weather for asthma
    • Hi
      RealFeel
      64°
    • UV
      6 - High
    • Air Qual.
      Moderate
    more
  • Sun

    Apr 20

    72°Lo 50°

    Partly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      73°
    • UV
      6 - High
    • Air Qual.
      Moderate
    more
  • Mon

    Apr 21

    69°Lo 46°

    A couple of thunderstorms

    At Risk weather for asthma
    • Hi
      RealFeel
      69°
    • UV
      4 - Moderate
    • Cloud
      Cover
      88%
    more
  • Tue

    Apr 22

    62°Lo 36°

    Sunshine and patchy clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      62°
    • UV
      6 - High
    • Cloud
      Cover
      25%
    more
Next Previous
Mainly clear 46° Lo 37° RealFeel® 40° / 35°

N

E

S

W

  • Precipitation: 0%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 63%
  • Cloud Cover: 25%
  • Dew Point: 29° F
  • Visibility: 10 mi
5 mph

Temperature History - Apr 18

more Historical Weather Data >
  Today Normal Record 4/18/2013
High 56° 61° N/A 63°
Low 34° 41° N/A 38°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:09 AM with 13:28 of sunlight, then sets at 7:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:25 PM with 9:58 of moolight, then sets at 9:23 AM

Top Story

Saint Charles Weather Report

Chicago: Weekend Warmth on the Way

April 18, 2014; 4:14 AM ET

Despite a chilly Friday, seasonal warmth will return to the city right in time for the holiday weekend. more >

Is it a Cold or the Flu?

Apr 7, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Fri. Air Quality

Fri. Asthma Risk

Fri. UV Index