• Tonight

    Jan 16

    10° Lo F
    Mainly clear
    • 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: Low
  • Thu

    Jan 17

    26° /15°
    Sunny to partly cloudy
    • Low
    • ragweed pollen levels
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
    More
  • Fri

    Jan 18

    37° /14°
    A little morning snow
    • Low
    • ragweed pollen levels
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
    More
  • Sat

    Jan 19

    22° /16°
    Sun, then clouds
    • Low
    • ragweed pollen levels
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
    More
  • Sun

    Jan 20

    26° /3°
    Snow, then ice; breezy
    • Low
    • ragweed pollen levels
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
    More

Day

38°Hi RealFeel® 33° Precipitation 47%
Times of clouds and sun, a flurry late this afternoon
  • Winds from the
  • SW 9 mph
  • Gusts: 14 mph
  • Max UV Index: 2 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0.1 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 0 hrs

Night

10°Lo RealFeel® 3° Precipitation 1%
Mainly clear
  • Winds from the
  • WNW 8 mph
  • Gusts: 14 mph
  • Max UV Index: N/A
  • Thunderstorms: 0%
  • 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 Jan 16

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

    Low

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    Low

Temperature History

more Historical Weather Data >
  Today Normal Record 1/16/2018
High 38° 33° N/A 32°
Low 10° 15° N/A 17°

Sunrise/Sunset

  • Sunrise: 7:13 AM
  • Sunset: 4:38 PM
  • Duration: 9:25 hr

Moonrise/Moonset

  • Moonrise: 12:45 PM
  • Moonset: 3:16 AM
  • Duration: 14:31 hr
Astronomy

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps