• Today

    May 27

    78°Lo 66°

    Couple of thunderstorms

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

    May 28

    80°Lo 66°

    A p.m. t-storm in spots

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

    May 29

    79°Lo 60°

    A morning shower

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

    May 30

    82°Lo 60°

    A thunderstorm in spots

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

    May 31

    80°Lo 59°

    A thunderstorm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 78° RealFeel® 83° Precipitation 63%

Day

N

E

S

W

  • S 9 mph
  • Gusts: 14 mph

Intervals of clouds and sunshine with a couple of showers and a thunderstorm, mainly early on; warm

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 60%
  • Precipitation: 0.24 in
  • Rain: 0.24 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2.5 hrs
  • Hours of Rain: 2.5 hrs
Lo 66° RealFeel® 62° Precipitation 41%

Night

N

E

S

W

  • S 8 mph
  • Gusts: 13 mph

Rather cloudy and mild with a shower or thunderstorm around

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 0.14 in
  • Rain: 0.14 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs

Algonquin Pollen Levels - May 27

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Tree Pollen

    High

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    High

Temperature History - May 27

more Historical Weather Data >
  Today Normal Record 5/27/2015
High 78° 74° 96° (2012) 75°
Low 66° 52° 43° (2008) 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:22 AM with 14:57 of sunlight, then sets at 8:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:08 AM with 10:31 of moolight, then sets at 10:39 AM

Algonquin 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