• Today

    Sep 17

    69°Lo 47°

    Fog in the a.m.; mostly sunny

    Watch for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Thu

    Sep 18

    69°Lo 41°

    Sunny to partly cloudy

    Watch for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      3%
    • Hours of Precip
      0
    more
  • Fri

    Sep 19

    60°Lo 44°

    Mostly sunny and pleasant

    Unlikely for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      7%
    • Hours of Precip
      0
  • Sat

    Sep 20

    71°Lo 59°

    Sunshine and patchy clouds

    Advisory for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      14%
    • Hours of Precip
      0
    more
  • Sun

    Sep 21

    77°Lo 58°

    Mostly cloudy and comfortable

    Advisory for hair frizz
    • Wind
      Gust
      15 mph
    • Precip
      18%
    • Hours of Precip
      0.5
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
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  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Mostly Clear
Clear
Clear
Clear
Clear
Clear
Sunny
Mostly Sunny
Temp (°F) 48° 46° 44° 43° 42° 41° 42° 44°
RealFeel® 46° 45° 43° 42° 42° 40° 41° 43°
Humidity 68% 69% 69% 70% 71% 72% 70% 65%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
0%
 
1%
 
1%
 
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0%
Snow
 
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Ice
 
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  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 4 N 4 N 3 N 3 N 2 N 3 N 3 NNE 4 N
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 11% 3% 0% 0% 0% 0% 0% 11%
Dew Point 38° 37° 35° 34° 33° 32° 33° 32°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Sep 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 60° 71° N/A 78°
Low 44° 51° N/A 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:29 AM with 12:20 of sunlight, then sets at 6:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:07 AM with 14:12 of moolight, then sets at 4:19 PM

Top Story

Derry Weather Report

Boston: Remainder of Week to Be Dry, Cool

September 17, 2014; 2:15 AM ET

Rainfall will be scarce around Boston this week, but cool air will be plentiful. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Fri. Hair Frizz

Fri. Wind Maps

Fri. UV Index