• Today

    Sep 3

    87°Lo 63°

    A thunderstorm in spots

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

    Sep 4

    75°Lo 50°

    Mostly sunny and not as warm

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

    Sep 5

    80°Lo 55°

    Plenty of sun

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

    Sep 6

    86°Lo 59°

    Sunny and very warm

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

    Sep 7

    89°Lo 66°

    Sunny and very warm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 80° RealFeel® 86° Precipitation 7%

Day

N

E

S

W

  • E 4 mph
  • Gusts: 6 mph

Plenty of sun

  • Max UV Index: 6 (High)
  • 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 55° RealFeel® 55° Precipitation 9%

Night

N

E

S

W

  • SW 4 mph
  • Gusts: 6 mph

Clear

  • 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

Temperature History - Sep 5

more Historical Weather Data >
  Today Normal Record 9/5/2014
High 80° 77° N/A 88°
Low 55° 55° N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:15 AM with 12:59 of sunlight, then sets at 7:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:38 PM with 22:22 of moolight, then sets at 2:01 PM

Littleton Weather Report

Boston: Late-Week Front to Slash Summer Temperatures

September 3, 2015; 4:52 AM ET

The weather through Thursday will bring conditions more common for early July rather than early September, but the summer heat will come to an end by the weekend. more >

Sat. Dust & Dander

Sat. Wind Maps