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    • Today

      Jan 20

      54° /36°F
      Fog in the morning; cloudy
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Sat

      Jan 21

      56° /36°
      Partly sunny and mild
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Jan 22

      47° /27°
      Mainly cloudy; breezy, cooler
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Jan 23

      50° /34°
      Mostly sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Jan 24

      60° /31°
      Partly sunny, breezy and mild
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    54°Hi RealFeel® 51° Precipitation 25%
    Patchy fog this morning; otherwise, cloudy and mild
    • SE 7 mph
    • Gusts: 10 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 1%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    36°Lo RealFeel® 33° Precipitation 3%
    Mostly cloudy
    • SSW 7 mph
    • Gusts: 10 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • 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 Jan 20

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 1/20/2016
    High 54° 39° 68° (1986) 29°
    Low 36° 18° -15° (1985) 21°

    Sunrise/Sunset

    • Sunrise: 7:35 AM
    • Sunset: 5:29 PM
    • Duration: 9:54 hr

    Moonrise/Moonset

    • Moonrise: 1:05 AM
    • Moonset: 12:22 PM
    • Duration: 11:17 hr
    Astronomy

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps