• Today

    Jul 30

    84°Lo 69°

    Partly sunny and humid

    At Risk weather for asthma
    • Hi
      RealFeel
      93°
    • UV
      5 - High
    • Air Qual.
      Moderate
    more
  • Fri

    Jul 31

    84°Lo 67°

    Sunny, warm and less humid

    Neutral weather for asthma
    • Hi
      RealFeel
      93°
    • UV
      5 - High
    • Air Qual.
      Moderate
    more
  • Sat

    Aug 1

    84°Lo 68°

    Sun mixing with clouds; humid

    Neutral weather for asthma
    • Hi
      RealFeel
      89°
    • UV
      5 - High
    • Air Qual.
      Good
  • Sun

    Aug 2

    82°Lo 69°

    Partly sunny and humid

    Beneficial weather for asthma
    • Hi
      RealFeel
      95°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Mon

    Aug 3

    84°Lo 69°

    A thunderstorm possible

    Beneficial weather for asthma
    • Hi
      RealFeel
      91°
    • UV
      5 - High
    • Air Qual.
      Good
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Sunny
Sunny
Sunny
Sunny
Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 77° 79° 81° 82° 82° 84° 81° 81°
RealFeel® 82° 85° 87° 89° 89° 89° 87° 85°
Humidity 71% 66% 63% 61% 61% 56% 61% 62%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
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Snow
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 6 SSW 8 SSW 8 SSW 9 SW 9 SW 10 SW 9 SW 10 SW
UV Index 3 4 6 7 7 6 5 4
Cloud Cover 0% 0% 0% 0% 0% 46% 46% 46%
Dew Point 67° 67° 67° 67° 67° 67° 67° 67°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2014
High 84° 76° N/A 80°
Low 68° 63° N/A 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:34 AM with 14:24 of sunlight, then sets at 7:58 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:39 PM with 11:30 of moolight, then sets at 8:09 AM

Chatham Weather Report

Boston: Dog Days of Summer in Store for Rest of Week

July 30, 2015; 4:34 AM ET

Typical hot and humid weather, known as the dog days of summer, is in store for the Boston area during much of this week. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Sat. Asthma Risk

Sat. UV Index