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    • Today

      Sep 18

      81° /54°F
      Considerable cloudiness
      • 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
    • Wed

      Sep 19

      68° /50°
      Periods of sun; not as warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Thu

      Sep 20

      72° /61°
      A few afternoon showers
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Fri

      Sep 21

      79° /55°
      Windy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sat

      Sep 22

      63° /43°
      Clouds and sunshine; cooler
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    81°Hi RealFeel® 84° Precipitation 25%
    Considerable cloudiness
    • Winds from the
    • WNW 7 mph
    • Gusts: 12 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 22%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    54°Lo RealFeel® 52° Precipitation 1%
    Partly cloudy; cooler
    • Winds from the
    • NNW 7 mph
    • Gusts: 9 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

    Colchester Pollen Levels Sep 18

    • 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 9/18/2017
    High 81° 70° 87° (2017) 87°
    Low 54° 50° 34° (1922) 62°

    Sunrise/Sunset

    • Sunrise: 6:35 AM
    • Sunset: 6:58 PM
    • Duration: 12:23 hr

    Moonrise/Moonset

    • Moonrise: 3:40 PM
    • Moonset: 1:02 AM
    • Duration: 9:22 hr
    Astronomy

    Tue. Pollen

    Tue. Dust & Dander

    Tue. Wind Maps