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    • Early AM

      Apr 27

      51° Lo
      Areas of fog
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Today

      Apr 27

      65° /54°
      Fog, a.m. mist; mostly cloudy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Fri

      Apr 28

      78° /56°F
      A thunderstorm in spots
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
    • Sat

      Apr 29

      80° /47°
      A morning shower in places
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Sun

      Apr 30

      64° /45°
      Cooler with partial sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    78°Hi RealFeel® 79° Precipitation 40%
    A shower or thunderstorm in spots in the morning; otherwise, mostly cloudy and warmer
    • W 7 mph
    • Gusts: 12 mph
    • Max UV Index: 6 (High)
    • Thunderstorms: 60%
    • Precipitation: 0.05 in
    • Rain: 0.05 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0.5 hrs
    • Hours of Rain: 0.5 hrs

    Night

    56°Lo RealFeel® 55° Precipitation 25%
    Mostly cloudy and mild
    • SSW 6 mph
    • Gusts: 10 mph
    • Max UV Index: N/A
    • Thunderstorms: 2%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Londonderry Pollen Levels Apr 28

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

      High

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 4/28/2016
    High 78° 63° N/A 61°
    Low 56° 42° N/A 34°

    Sunrise/Sunset

    • Sunrise: 5:44 AM
    • Sunset: 7:42 PM
    • Duration: 13:58 hr

    Moonrise/Moonset

    • Moonrise: 7:38 AM
    • Moonset: 10:24 PM
    • Duration: 14:46 hr
    Astronomy

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps