• Tonight

    Apr 18

    Lo 34°

    Mostly cloudy

    Asthma Weather
    • Hi
      RealFeel
      49°
    • UV
      4 - Moderate
    • Air Qual.
      Good
  • Sat

    Apr 19

    61°Lo 32°

    Breezy with clouds and sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      57°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Sun

    Apr 20

    58°Lo 33°

    Partly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      64°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Mon

    Apr 21

    64°Lo 40°

    Partly sunny and nice

    Beneficial weather for asthma
    • Hi
      RealFeel
      66°
    • UV
      6 - High
    • Cloud
      Cover
      26%
    more
  • Tue

    Apr 22

    66°Lo 43°

    Some sun, then clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      65°
    • UV
      6 - High
    • Cloud
      Cover
      61%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
2am
3am 4am 5am 6am 7am 8am 9am
  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Mostly Clear
Clear
Clear
Mostly Clear
Partly Cloudy
Partly Sunny
Mostly Cloudy
Cloudy
Temp (°F) 30° 28° 26° 27° 28° 29° 34° 37°
RealFeel® 24° 22° 21° 22° 22° 23° 29° 33°
Humidity 74% 77% 94% 90% 87% 83% 78% 71%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
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0%
 
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0%
Snow
 
0%
 
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Ice
 
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  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 6 NNE 6 NNE 5 N 5 NNE 6 NNE 6 NNE 7 NE 7 NE
UV Index 0 0 0 0 0 0 1 1
Cloud Cover 13% 7% 9% 23% 34% 39% 76% 90%
Dew Point 22° 21° 25° 25° 24° 25° 28° 28°
Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Apr 18

more Historical Weather Data >
  Today Normal Record 4/18/2013
High 48° 59° N/A 65°
Low 34° 36° N/A 33°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:01 AM with 13:29 of sunlight, then sets at 7:30 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:16 PM with 9:56 of moolight, then sets at 9:12 AM

Top Story

Holliston Weather Report

Boston: Milder Weather Arrives with Easter Weekend

April 18, 2014; 9:02 PM ET

The recent cool stretch of weather in Boston will depart for Easter weekend. more >

Is it a Cold or the Flu?

Apr 7, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Fri. Air Quality

Fri. Asthma Risk

Fri. UV Index