• Tonight

    Jul 30

    Lo 63°

    Clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
  • Fri

    Jul 31

    86°Lo 60°

    Sunny to partly cloudy

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

    Aug 1

    85°Lo 66°

    Mostly sunny and beautiful

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

    Aug 2

    85°Lo 68°

    Periods of sun with a t-storm

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

    Aug 3

    87°Lo 63°

    Some sun, a t-storm possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 85° RealFeel® 87° Precipitation 2%

Day

N

E

S

W

  • WNW 9 mph
  • Gusts: 21 mph

Sunny and pleasant

  • Max UV Index: 7 (High)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 63° RealFeel® 63° Precipitation 5%

Night

N

E

S

W

  • W 5 mph
  • Gusts: 10 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Ottawa Pollen Levels - July 30

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass Pollen

    Low

  • Ragweed Pollen

    Low

  • Tree Pollen

    Moderate

  • Mold Pollen

    Low

Temperature History - Jul 30

more Historical Weather Data >
  Today Normal Record 7/30/2014
High 85° 83° 108° (1913) 80°
Low 63° 64° 46° (1936) 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:48 AM with 14:27 of sunlight, then sets at 8:15 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:31 PM with 10:35 of moolight, then sets at 6:06 AM

Ottawa Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

July 30, 2015; 12:36 PM ET

Temperatures will stay in the 80s, with the daytime high slowly working its way into the low 80s by Monday. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps