• Today

    Sep 18

    72°Lo 40°

    Clouds and sunshine

    Beneficial weather for migraines
    • Hi
      RealFeel
      75°
    • UV
      5 - Moderate
    • Cloud
      Cover
      48%
  • Fri

    Sep 19

    58°Lo 37°

    Mostly sunny and cooler

    Neutral weather for migraines
    • Hi
      RealFeel
      62°
    • UV
      5 - Moderate
    • Cloud
      Cover
      11%
    more
  • Sat

    Sep 20

    70°Lo 53°

    Warmer with sun, some clouds

    Neutral weather for migraines
    • Hi
      RealFeel
      66°
    • UV
      5 - Moderate
    • Cloud
      Cover
      28%
    more
  • Sun

    Sep 21

    78°Lo 56°

    Some sun, then clouds

    Beneficial weather for migraines
    • Hi
      RealFeel
      77°
    • UV
      4 - Moderate
    • Cloud
      Cover
      60%
    more
  • Mon

    Sep 22

    70°Lo 44°

    Times of clouds and sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      70°
    • UV
      4 - Moderate
    • Cloud
      Cover
      70%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
8pm
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12am
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  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Forecast
Mostly Clear
Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 60° 56° 55° 53° 51° 50° 48° 45°
RealFeel® 54° 50° 47° 44° 41° 40° 37° 34°
Humidity 66% 71% 73% 74% 75% 76% 76% 76%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Rain
 
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Snow
 
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Ice
 
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  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Wind (mph) 9 NNW 10 NNW 12 N 13 N 14 N 13 N 13 N 13 N
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 11% 9% 10% 10% 10% 10% 10% 10%
Dew Point 48° 47° 47° 45° 43° 42° 40° 38°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 72° 72° N/A 73°
Low 40° 50° N/A 37°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 12:22 of sunlight, then sets at 6:50 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:13 AM with 14:31 of moolight, then sets at 3:44 PM

Top Story

Chelmsford Weather Report

Boston: Remainder of Week to Be Dry, Cool

September 18, 2014; 3:00 PM ET

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

Thu. Migraine Headache

Thu. UV Index