• Mon

    Jul 4

    81°Lo 61°

    Partial sunshine

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

    Jul 5

    85°Lo 66°

    Clearing

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

    Jul 6

    87°Lo 72°

    A p.m. t-storm possible

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

    Jul 7

    93°Lo 73°

    Warmer with a shower possible

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

    Jul 8

    88°Lo 66°

    A thunderstorm possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 93° RealFeel® 99° Precipitation 30%

Day

N

E

S

W

  • NW 2 mph
  • Gusts: 12 mph

Mostly sunny and warmer with a shower possible

  • Max UV Index: 7 (High)
  • Thunderstorms: 29%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 73° RealFeel® 73° Precipitation 40%

Night

N

E

S

W

  • SSE 7 mph
  • Gusts: 21 mph

Mostly cloudy and warm with a strong thunderstorm in spots

  • Max UV Index: N/A
  • Thunderstorms: 95%
  • Precipitation: 0.22 in
  • Rain: 0.22 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs

Temperature History - Jul 7

more Historical Weather Data >
  Today Normal Record 7/7/2015
High 93° 84° 105° (1936) 71°
Low 73° 65° 49° (1896) 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:30 AM with 15:01 of sunlight, then sets at 8:31 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:59 AM with 13:40 of moolight, then sets at 10:39 PM

Ottawa Weather Report

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

June 29, 2016; 8:01 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 >