• Today

    Jul 31

    85°Lo 59°

    Sunshine and patchy clouds

    Low ragweed pollen levels
    • Grass
      Pollen
      7 - Moderate
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Fri

    Aug 1

    86°Lo 61°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      7 - Moderate
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sat

    Aug 2

    88°Lo 61°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      7 - Moderate
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Aug 3

    89°Lo 63°

    Sunny and pleasant

    Low ragweed pollen levels
    • Precip
      4%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      8%
    more
  • Mon

    Aug 4

    92°Lo 68°

    Sunny and nice

    Ragweed Pollen Weather
    • Precip
      6%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      8%
    more
Next Previous
Hi 85° RealFeel® 91° Precipitation 25%

Day

N

E

S

W

  • E 3 mph
  • Gusts: 4 mph

Sunshine and patchy clouds

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 59° RealFeel® 58° Precipitation 6%

Night

N

E

S

W

  • ESE 3 mph
  • Gusts: 5 mph

Partly cloudy and nice

  • Max UV Index: N/A
  • Thunderstorms: 8%
  • 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 31

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

    Pollen

    Moderate

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2013
High 85° 89° 104° (1980) 89°
Low 59° 68° 53° (2009) 67°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:22 AM with 14:11 of sunlight, then sets at 8:33 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:46 AM with 12:03 of moolight, then sets at 10:49 PM

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps