• Today

    Jul 1

    75°Lo 54°

    Partly sunny and nice

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

    Jul 2

    77°Lo 57°

    Mostly sunny and nice

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

    Jul 3

    75°Lo 59°

    Partial sunshine

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

    Jul 4

    81°Lo 63°

    Sunshine and patchy clouds

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

    Jul 5

    86°Lo 67°

    Sunshine and humid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 75° RealFeel® 79° Precipitation 25%

Day

N

E

S

W

  • ESE 7 mph
  • Gusts: 10 mph

Partial sunshine

  • Max UV Index: 6 (High)
  • Thunderstorms: 5%
  • 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 18%

Night

N

E

S

W

  • ENE 5 mph
  • Gusts: 8 mph

Considerable cloudiness

  • Max UV Index: N/A
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Jul 3

more Historical Weather Data >
  Today Normal Record 7/3/2015
High 75° 84° 101° (1925) 77°
Low 59° 64° 45° (1924) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:27 AM with 15:05 of sunlight, then sets at 8:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:51 AM with 14:51 of moolight, then sets at 7:42 PM

Ottawa Weather Report

Dry weather to dominate July Fourth weekend from Chicago to NYC, Boston

July 1, 2016; 5:52 AM ET

While downpours could come calling at the start and finish of the July Fourth weekend in the northeastern United States, the vast majority of the time will be dry. more >

Sun. Dust & Dander

Sun. Wind Maps