• Tonight

    May 1

    Lo 44°

    Some rain and a t-storm early

    Asthma Weather
    • Hi
      RealFeel
      51°
    • UV
      2 - Low
    • Air Qual.
      Good
  • Mon

    May 2

    58°Lo 41°

    Variable cloudiness

    Beneficial weather for asthma
    • Hi
      RealFeel
      56°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Tue

    May 3

    68°Lo 48°

    Warmer with partial sunshine

    Beneficial weather for asthma
    • Hi
      RealFeel
      70°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Wed

    May 4

    58°Lo 40°

    Cooler with a stray shower

    Beneficial weather for asthma
    • Hi
      RealFeel
      57°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Thu

    May 5

    65°Lo 47°

    Mostly sunny and breezy

    Beneficial weather for asthma
    • Hi
      RealFeel
      64°
    • UV
      5 - High
    • Air Qual.
      Good
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Cloudy
Cloudy
Cloudy
Showers
Cloudy
Showers
Cloudy
Cloudy
Temp (°F) 48° 49° 50° 50° 51° 52° 53° 54°
RealFeel® 43° 44° 45° 45° 47° 48° 49° 51°
Humidity 88% 85% 84% 79% 76% 74% 73% 73%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
40%
 
34%
 
38%
 
43%
 
36%
 
43%
 
25%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 10 NE 10 NE 12 NE 12 NE 12 ENE 12 NE 10 E 10 ENE
UV Index 0 1 1 1 2 2 2 2
Cloud Cover 99% 99% 99% 100% 99% 99% 100% 99%
Dew Point 45° 45° 45° 44° 44° 44° 44° 45°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - May 1

more Historical Weather Data >
  Today Normal Record 5/1/2015
High 54° 68° N/A 69°
Low 44° 44° N/A 34°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:53 AM with 14:02 of sunlight, then sets at 7:55 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:47 AM with 11:12 of moolight, then sets at 1:59 PM

Peru Weather Report

Chicago: Temperature roller coaster in store for new week

May 1, 2016; 11:00 PM ET

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

Sun. Air Quality

Sun. Asthma Risk

Sun. UV Index