• Tonight

    Sep 17

    Lo 55°

    Clear

    Asthma Weather
    • Hi
      RealFeel
      76°
    • UV
      5 - Moderate
    • Air Qual.
      Good
  • Thu

    Sep 18

    70°Lo 52°

    Partly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      74°
    • UV
      5 - Moderate
    • Air Qual.
      Good
    more
  • Fri

    Sep 19

    62°Lo 49°

    Partly sunny and cooler

    Beneficial weather for asthma
    • Hi
      RealFeel
      64°
    • UV
      5 - Moderate
    • Air Qual.
      Good
    more
  • Sat

    Sep 20

    68°Lo 58°

    Sunshine and patchy clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      69°
    • UV
      5 - Moderate
    • Cloud
      Cover
      25%
    more
  • Sun

    Sep 21

    72°Lo 61°

    Partial sunshine

    Beneficial weather for asthma
    • Hi
      RealFeel
      72°
    • UV
      4 - Moderate
    • Cloud
      Cover
      42%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Sunny
Sunny
Sunny
Cloudy
Sunny
Sunny
Sunny
Sunny
Temp (°F) 60° 64° 67° 72° 70° 73° 71° 70°
RealFeel® 59° 65° 69° 72° 75° 76° 72° 71°
Humidity 86% 75% 63% 57% 57% 51% 57% 57%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
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Snow
 
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Ice
 
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 3 NW 3 NW 3 NE 4 N 4 N 6 S 9 SSW 7 SSW
UV Index 0 1 3 2 5 5 5 4
Cloud Cover 1% 0% 0% 95% 5% 3% 2% 2%
Dew Point 56° 56° 54° 56° 54° 54° 55° 54°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 73° 69° N/A 58°
Low 55° 58° N/A 44°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:22 AM with 12:24 of sunlight, then sets at 6:46 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:16 AM with 14:40 of moolight, then sets at 2:56 PM

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September 17, 2014; 7:15 AM ET

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

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Wed. Air Quality

Wed. Asthma Risk

Wed. UV Index