• Tonight

    Feb 12

    Lo 8°

    Cloudy with a flurry

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Sat

    Feb 13

    18°Lo -6°

    A snow shower in the morning

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Feb 14

    9°Lo -3°

    Mostly sunny and frigid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    Feb 15

    25°Lo 21°

    Turning cloudy; not as cold

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    Feb 16

    47°Lo 34°

    Milder with rain

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 23° RealFeel® 22° Precipitation 9%

Day

N

E

S

W

  • SW 7 mph
  • Gusts: 13 mph

Cold with sunshine mixing with some clouds

  • Max UV Index: 2 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 8° RealFeel® 2° Precipitation 43%

Night

N

E

S

W

  • SW 5 mph
  • Gusts: 8 mph

Considerable cloudiness with a flurry

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0.1 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0 hrs

Londonderry Pollen Levels - February 12

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

    Low

  • Ragweed Pollen

    Low

  • Mold Pollen

    Low

  • Grass Pollen

    Low

Temperature History - Feb 12

more Historical Weather Data >
  Today Normal Record 2/12/2015
High 23° 36° N/A 21°
Low 18° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:47 AM with 10:26 of sunlight, then sets at 5:13 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:07 AM with 13:10 of moolight, then sets at 10:17 PM

Londonderry Weather Report

Boston: Flood threat to follow frigid Valentine's Day weekend

February 12, 2016; 9:30 PM ET

A sharp warmup and flood threat will follow the frigid Valentine’s Day weekend in Boston. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps