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    • Today

      Jul 22

      102° /73°
      Mostly sunny and hot
      • 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
      More
    • Sun

      Jul 23

      92° /68°F
      Mostly cloudy and not as hot
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Mon

      Jul 24

      93° /71°
      Partly sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Jul 25

      92° /73°
      A couple of p.m. t-storms
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Jul 26

      97° /76°
      Partly sunny and very warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    92°Hi RealFeel® 101° Precipitation 25%
    Mainly cloudy and not as hot but humid
    • Winds from the
    • E 6 mph
    • Gusts: 7 mph
    • Max UV Index: 7 (High)
    • Thunderstorms: 24%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    68°Lo RealFeel® 70° Precipitation 4%
    Mainly cloudy
    • Winds from the
    • N 5 mph
    • Gusts: 7 mph
    • Max UV Index: N/A
    • Thunderstorms: 19%
    • 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 Jul 23

    • 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 7/23/2016
    High 92° 89° 106° (2012) 95°
    Low 68° 69° 54° (1947) 75°

    Sunrise/Sunset

    • Sunrise: 6:15 AM
    • Sunset: 8:40 PM
    • Duration: 14:25 hr

    Moonrise/Moonset

    • Moonrise: 6:31 AM
    • Moonset: 8:57 PM
    • Duration: 14:26 hr
    Astronomy

    Sun. Pollen

    Sun. Dust & Dander

    Sun. Wind Maps