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    • Early AM

      Aug 20

      61° Lo
      Mainly clear
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Moderate
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Today

      Aug 20

      79° /57°
      A thunderstorm in spots
      • High
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Mon

      Aug 21

      77° /55°F
      Clouds and sunny spells
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Tue

      Aug 22

      73° /50°
      Partly sunny and nice
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Aug 23

      73° /52°
      Partly sunny and beautiful
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    77°Hi RealFeel® 85° Precipitation 25%
    Clouds and sunny spells
    • Winds from the
    • ENE 6 mph
    • Gusts: 8 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

    55°Lo RealFeel® 54° Precipitation 58%
    Occasional rain and a thunderstorm in the evening; otherwise, mostly cloudy
    • Winds from the
    • N 6 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 30%
    • Precipitation: 0.25 in
    • Rain: 0.25 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 2 hrs

    Winthrop Pollen Levels Aug 21

    • 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 8/21/2016
    High 77° 80° N/A 73°
    Low 55° 60° N/A 52°

    Sunrise/Sunset

    • Sunrise: 6:27 AM
    • Sunset: 8:14 PM
    • Duration: 13:47 hr

    Moonrise/Moonset

    • Moonrise: 6:12 AM
    • Moonset: 8:20 PM
    • Duration: 14:08 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps