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    • Today

      Sep 28

      57° /48°
      Cooler; a little p.m. rain
      • 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
      More
    • Thu

      Sep 29

      63° /48°
      Mostly cloudy and windy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Fri

      Sep 30

      59° /50°F
      Cloudy with a shower or two
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Sat

      Oct 1

      58° /53°
      Cloudy with a little rain
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Oct 2

      62° /53°
      Occasional rain and drizzle
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    Friday
    9am
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    4pm
    Forecast Cloudy Showers Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Temp (°F) 52° 53° 55° 56° 57° 58° 59° 57°
    RealFeel® 43° 43° 48° 50° 52° 51° 52° 50°
    Wind (mph) 17 NE 17 NE 18 NE 20 NE 17 NE 20 NE 20 NE 17 NE
    precip
    9am
    10am
    11am
    12pm
    1pm
    2pm
    3pm
    4pm
    Rain
    34%
    41%
    24%
    19%
    24%
    34%
    34%
    40%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    9am
    10am
    11am
    12pm
    1pm
    2pm
    3pm
    4pm
    UV Index 0 1 1 1 1 1 1 1
    Cloud Cover 95% 95% 95% 95% 96% 96% 97% 97%
    Humidity 79% 74% 71% 71% 70% 69% 72% 76%
    Dew Point 46° 45° 46° 47° 48° 48° 50° 49°
    Temp °F
    9am
    10am
    11am
    12pm
    1pm
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    60° 55° 50°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/30/2015
    High 59° 67° N/A 76°
    Low 50° 46° N/A 53°

    Sunrise/Sunset

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

    Moonrise/Moonset

    • Moonrise: 6:10 AM
    • Moonset: 6:31 PM
    • Duration: 12:21 hr
    Astronomy

    Derry Weather Report

    Persistent rain to raise flood risk in part of northeastern US late this week

    September 28, 2016; 3:05 PM ET

    Rain will spread over much of the northeastern U.S. into the weekend, but persistent downpours will raise the flood risk in part of the mid-Atlantic. More >

    Fri. Dust & Dander

    Fri. Wind Maps