• Today

    Feb 12

    22°Lo 10°

    Sun mixing with clouds; cold

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

    Feb 13

    18°Lo -6°

    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 -4°

    Mostly sunny and frigid

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

    Feb 15

    26°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

    46°Lo 36°

    Cloudy and milder; p.m. rain

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
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  Fri
3am
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  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Clear
Clear
Clear
Mostly Clear
Sunny
Sunny
Sunny
Mostly Sunny
Temp (°F) 11° 15°
RealFeel® -11° -9° -8° -7° 14°
Humidity 63% 65% 65% 64% 61% 57% 51% 48%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
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  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 13 W 12 W 10 W 10 W 6 W 6 W 6 W 6 WSW
UV Index 0 0 0 0 0 0 1 2
Cloud Cover 4% 5% 8% 11% 0% 0% 0% 10%
Dew Point -2° -2° -2° -3° -6° -5° -4° -2°
Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F Middle Grid line 5 F Middle Grid line 0 F

Temperature History - Feb 12

more Historical Weather Data >
  Today Normal Record 2/12/2015
High 22° 39° N/A 30°
Low 10° 18° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:47 AM with 10:27 of sunlight, then sets at 5:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:08 AM with 13:09 of moolight, then sets at 10:17 PM

Holliston Weather Report

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

February 12, 2016; 4:07 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