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    • Tonight

      Sep 26

      51° Lo
      A little late-night rain
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Sep 27

      72° /54°
      A little rain in the morning
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Sep 28

      61° /53°
      Times of clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Thu

      Sep 29

      60° /54°
      Rather cloudy with a shower
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Fri

      Sep 30

      59° /55°F
      Cloudy and breezy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low

    Day

    59°Hi RealFeel® 54° Precipitation 25%
    Cloudy and breezy
    • ENE 16 mph
    • Gusts: 30 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 3%
    • 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® 49° Precipitation 77%
    Overcast with a couple of showers, then a steadier rain
    • NE 7 mph
    • Gusts: 12 mph
    • Max UV Index: N/A
    • Thunderstorms: 20%
    • Precipitation: 0.34 in
    • Rain: 0.34 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 5.5 hrs
    • Hours of Rain: 5.5 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/30/2015
    High 59° 67° N/A 76°
    Low 55° 46° N/A 53°

    Sunrise/Sunset

    • Sunrise: 6:42 AM
    • Sunset: 6:27 PM
    • Duration: 11:45 hr

    Moonrise/Moonset

    • Moonrise: 6:11 AM
    • Moonset: 6:31 PM
    • Duration: 12:20 hr
    Astronomy

    Londonderry Weather Report

    Rounds of rain to frequent northeastern US this week

    September 26, 2016; 5:02 PM ET

    Bouts of wet weather will soak the northeastern United States during the last full week of September. More >

    Fri. Dust & Dander

    Fri. Wind Maps