• Tonight

    May 1

    Lo 42°

    Rain and drizzle this evening

    Running Weather
    • Precip
      45%
    • Hours of Precip
      3
    • Wind
      Gust
      25 mph
  • Mon

    May 2

    55°Lo 39°

    Variable clouds

    Very Good for running
    • Precip
      13%
    • Hours of Precip
      0
    • Wind
      Gust
      14 mph
    more
  • Tue

    May 3

    66°Lo 47°

    Partly sunny and warmer

    Excellent for running
    • Precip
      25%
    • Hours of Precip
      2
    • Wind
      Gust
      13 mph
    more
  • Wed

    May 4

    53°Lo 39°

    Cooler with a shower in spots

    Fair for running
    • Precip
      42%
    • Hours of Precip
      1
    • Wind
      Gust
      22 mph
    more
  • Thu

    May 5

    60°Lo 41°

    Partly sunny, breezy and cool

    Very Good for running
    • Precip
      6%
    • Hours of Precip
      0
    • Wind
      Gust
      33 mph
    more
Next Previous
Hi 50° RealFeel® 46° Precipitation 45%

Day

N

E

S

W

  • NE 12 mph
  • Gusts: 25 mph

Mostly cloudy

  • Max UV Index: 2 (Low)
  • Thunderstorms: 20%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 42° RealFeel® 35° Precipitation 80%

Night

N

E

S

W

  • NNE 9 mph
  • Gusts: 14 mph

Occasional rain and drizzle this evening; otherwise, mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.2 in
  • Rain: 0.2 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs

Temperature History - May 1

more Historical Weather Data >
  Today Normal Record 5/1/2015
High 50° 65° 90° (1951) 67°
Low 42° 44° 30° (1943) 38°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:46 AM with 14:06 of sunlight, then sets at 7:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:44 AM with 11:09 of moolight, then sets at 1:53 PM

Prospect Heights Weather Report

Chicago: Temperature roller coaster in store for new week

May 1, 2016; 3:54 PM ET

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

Avoid the Winter Workout Blues

Dec 26, 2012; 5:00 AM ET When it's snowing or cold, most of us want nothing more than to keep warm on the couch. But Violeta Yas has some tips to help you sneak in mini workouts at the office, regardless of the weather.