• Sat

    Aug 8

    82°Lo 64°

    Mostly sunny and humid

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

    Aug 9

    85°Lo 65°

    Humid with clouds and sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    Aug 10

    82°Lo 62°

    A passing afternoon shower

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

    Aug 11

    83°Lo 61°

    Some sun, a strong t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Aug 12

    82°Lo 63°

    A bit of afternoon rain

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 82° RealFeel® 86° Precipitation 21%

Day

N

E

S

W

  • S 8 mph
  • Gusts: 12 mph

Mostly sunny and humid

  • Max UV Index: 7 (High)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 64° RealFeel® 58° Precipitation 51%

Night

N

E

S

W

  • SSW 5 mph
  • Gusts: 8 mph

Partly cloudy and humid; a thunderstorm in the evening followed by a shower in spots late

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.24 in
  • Rain: 0.24 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs

Temperature History - Aug 8

more Historical Weather Data >
  Today Normal Record 8/8/2014
High 82° 83° 103° (1934) 83°
Low 64° 63° 47° (1976) 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:57 AM with 14:07 of sunlight, then sets at 8:04 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:48 AM with 14:30 of moolight, then sets at 3:18 PM

Ottawa Weather Report

Chicago: Cooler Conditions to Last Through Week

August 3, 2015; 9:50 PM ET

The Chicagoland area will experience cooler weather throughout the week. more >