• Today

    Feb 12

    23°Lo 11°

    Sun mixing with clouds; cold

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

    Feb 13

    20°Lo -3°

    A snow squall in the morning

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

    Feb 14

    14°Lo -5°

    Mostly sunny and frigid

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

    Feb 15

    27°Lo 22°

    Not as cold

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

    Feb 16

    51°Lo 38°

    Warmer with rain

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
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  Fri
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Forecast
Partly Sunny
Partly Cloudy
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Cloudy
Cloudy
Cloudy
Temp (°F) 21° 22° 23° 22° 22° 20° 20° 20°
RealFeel® 17° 17° 17° 15° 16° 15° 17° 17°
Humidity 43% 43% 44% 47% 50% 54% 57% 61%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Rain
 
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  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Wind (mph) 8 SW 8 SW 8 SW 8 SSW 7 SSW 7 S 6 S 5 S
UV Index 2 2 1 0 0 0 0 0
Cloud Cover 46% 64% 70% 70% 70% 70% 98% 97%
Dew Point
Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F

Temperature History - Feb 12

more Historical Weather Data >
  Today Normal Record 2/12/2015
High 23° 37° N/A 25°
Low 11° 19° N/A -3°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:46 AM with 10:27 of sunlight, then sets at 5:13 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:07 AM with 13:09 of moolight, then sets at 10:16 PM

Watertown Weather Report

Boston: Polar vortex to smack region during Valentine's Day weekend

February 12, 2016; 8:07 AM ET

The coldest air of the winter and perhaps during all of last winter will plunge across the Boston area during Valentine's Day weekend. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps