• Today

    May 27

    80°Lo 67°

    A couple of thunderstorms

    Low ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
  • Sat

    May 28

    80°Lo 65°

    A p.m. t-storm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
    more
  • Sun

    May 29

    83°Lo 60°

    Warm with clouds and sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
    more
  • Mon

    May 30

    85°Lo 62°

    A thunderstorm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
    more
  • Tue

    May 31

    84°Lo 63°

    A thunderstorm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
A shower or thunderstorm 72° Lo 69° RealFeel® 70° / 64°

N

E

S

W

  • Precipitation: 46%
  • Rain: 0.04 in
  • Snow: 0 in
  • Humidity: 75%
  • Cloud Cover: 93%
  • Dew Point: 62° F
  • Visibility: 9 mi
10 mph

Temperature History - May 27

more Historical Weather Data >
  Today Normal Record 5/27/2015
High 80° 76° 95° (1911) 76°
Low 67° 54° 33° (1895) 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:27 AM with 14:52 of sunlight, then sets at 8:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:08 AM with 10:34 of moolight, then sets at 10:42 AM

Ottawa Weather Report

Chicago: Heat, humidity to unfold for Memorial Day

May 27, 2016; 5:05 AM ET

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

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps