• Tonight

    May 27

    Lo 67°

    A couple of thunderstorms

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      73°
    • Hi
      RealFeel
      83°
    • Wind
      Speed
      12 mph
    more
  • Sat

    May 28

    79°Lo 65°

    A thunderstorm in spots

    Poor for home energy
    • Avg
      RealFeel
      71°
    • Hi
      RealFeel
      82°
    • Wind
      Speed
      13 mph
    more
  • Sun

    May 29

    80°Lo 61°

    Periods of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      82°
    • Wind
      Speed
      12 mph
    more
  • Mon

    May 30

    82°Lo 60°

    A p.m. t-storm in spots

    Poor for home energy
    • Avg
      RealFeel
      75°
    • Hi
      RealFeel
      89°
    • Wind
      Speed
      6 mph
    more
  • Tue

    May 31

    81°Lo 64°

    A p.m. t-storm in spots

    Poor for home energy
    • Avg
      RealFeel
      76°
    • Hi
      RealFeel
      89°
    • Wind
      Speed
      6 mph
Next Previous
Hi 81° RealFeel® 89° Precipitation 51%

Day

N

E

S

W

  • SSE 6 mph
  • Gusts: 8 mph

Warm with clouds and sunny spells; a shower or thunderstorm around in the afternoon

  • Max UV Index: 7 (High)
  • Thunderstorms: 60%
  • Precipitation: 0.11 in
  • Rain: 0.11 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs
Lo 64° RealFeel® 63° Precipitation 62%

Night

N

E

S

W

  • SW 6 mph
  • Gusts: 8 mph

A couple of showers in the evening; otherwise, plenty of clouds

  • Max UV Index: N/A
  • Thunderstorms: 29%
  • Precipitation: 0.12 in
  • Rain: 0.12 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs

Temperature History - May 31

more Historical Weather Data >
  Today Normal Record 5/31/2015
High 81° 75° N/A 56°
Low 64° 53° N/A 43°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:18 AM with 15:03 of sunlight, then sets at 8:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:30 AM with 12:36 of moolight, then sets at 3:06 PM

Prospect Heights Weather Report

Chicago: Heat, humidity to unfold for Memorial Day

May 27, 2016; 5:40 PM ET

The unofficial start of summer will feel like the upcoming season on Monday in the Chicago area. more >

Tue. Home Energy Efficiency

Tue. Degree Days

Tue. UV Index