• Today

    Jun 30

    80°Lo 59°

    Partly sunny

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

    Jul 1

    77°Lo 53°

    Partly sunny and nice

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

    Jul 2

    77°Lo 54°

    Mostly sunny and nice

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

    Jul 3

    76°Lo 61°

    Partial sunshine

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

    Jul 4

    75°Lo 64°

    Humid with variable clouds

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
T-storms
Partly Cloudy
Mostly Cloudy
Cloudy
Mostly Cloudy
Partly Cloudy
Partly Sunny
Mostly Sunny
Temp (°F) 61° 63° 65° 67° 70° 71° 73° 74°
RealFeel® 56° 62° 64° 67° 72° 76° 79° 80°
Humidity 88% 81% 73% 67% 61% 54% 50% 48%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
51%
 
25%
 
20%
 
20%
 
20%
 
20%
 
13%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 9 N 9 N 9 NNE 9 NNE 9 NNE 9 NNE 9 NNE 8 NNE
UV Index 1 1 1 2 4 7 8 7
Cloud Cover 46% 65% 84% 90% 76% 52% 32% 23%
Dew Point 58° 58° 56° 56° 56° 54° 54° 54°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Jul 1

more Historical Weather Data >
  Today Normal Record 7/1/2015
High 77° 84° 103° (1931) 72°
Low 53° 64° 45° (1943) 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:26 AM with 15:06 of sunlight, then sets at 8:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:09 AM with 14:27 of moolight, then sets at 5:36 PM

Ottawa Weather Report

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

June 30, 2016; 3:43 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 >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps