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    • Today

      Sep 27

      72° /54°F
      Rain and drizzle in the a.m.
      • 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 28

      60° /51°
      Partly sunny and cooler
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Thu

      Sep 29

      61° /52°
      Rather cloudy with a shower
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Fri

      Sep 30

      59° /53°
      Cloudy with a shower in spots
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sat

      Oct 1

      61° /55°
      Periods of rain
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    Tuesday
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    1am
    2am
    Forecast Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Temp (°F) 67° 65° 64° 62° 61° 59° 58° 57°
    RealFeel® 65° 64° 64° 63° 62° 60° 58° 57°
    Wind (mph) 2 ESE 4 ESE 4 E 2 E 2 ENE 4 ENE 4 ENE 5 ENE
    precip
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    1am
    2am
    Rain
    14%
    2%
    2%
    2%
    2%
    2%
    2%
    3%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    1am
    2am
    UV Index 0 0 0 0 0 0 0 0
    Cloud Cover 68% 65% 70% 70% 70% 70% 70% 70%
    Humidity 75% 77% 79% 83% 84% 86% 92% 92%
    Dew Point 59° 58° 57° 57° 56° 55° 55° 55°
    Temp °F
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    1am
    2am
    70° 65° 60° 55°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/27/2015
    High 72° 68° N/A 72°
    Low 54° 48° N/A 39°

    Sunrise/Sunset

    • Sunrise: 6:39 AM
    • Sunset: 6:33 PM
    • Duration: 11:54 hr

    Moonrise/Moonset

    • Moonrise: 3:10 AM
    • Moonset: 5:01 PM
    • Duration: 13:51 hr
    Astronomy

    Londonderry Weather Report

    Rain to soak northeastern US during final days of September

    September 27, 2016; 6:22 AM ET

    Periods of soaking rainfall will drench portions of the northeastern United States from midweek through Friday. More >

    Tue. Pollen

    Tue. Dust & Dander

    Tue. Wind Maps