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  • Tonight

    Sep 19

    Clear to partly cloudy Lo 47°
  • Sat

    Sep 20

    Warmer with periods of sun 72°Lo 62°
    more
  • Sun

    Sep 21

    Variably cloudy and warmer 78°Lo 62°
    more
  • Mon

    Sep 22

    Breezy with periods of sun 74°Lo 50°
    more
  • Tue

    Sep 23

    Partly sunny 70°Lo 51°
    more
< Previous 8 hours Next 8 hours >
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Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 48° 51° 53° 55° 56° 57° 57° 57°
RealFeel® 42° 46° 50° 54° 57° 59° 58° 57°
Humidity 58% 53% 47% 43% 41% 40% 40% 41%
   
  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) 9 N 9 NNE 9 NNE 9 NE 9 ENE 9 E 9 E 8 ESE
UV Index 0 1 2 3 4 5 4 4
Cloud Cover 24% 26% 10% 30% 25% 23% 25% 23%
Dew Point 34° 34° 33° 33° 33° 33° 33° 33°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Sep 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 57° 71° 92° (1983) 71°
Low 47° 56° 42° (1929) 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 12:19 of sunlight, then sets at 6:47 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:07 AM with 14:10 of moolight, then sets at 4:17 PM

Top Story

Chelsea Weather Report

Boston: September Temperature Roller Coaster to Continue

September 19, 2014; 11:02 AM ET

In keeping with tradition, temperatures will continue their up-and-down cycle during the second half of September around Boston. more >