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  • Tonight

    Sep 16

    Mainly clear Lo 45°
  • Wed

    Sep 17

    Sunny and delightful 69°Lo 45°
    more
  • Thu

    Sep 18

    Partly sunny 72°Lo 40°
    more
  • Fri

    Sep 19

    Mostly sunny and cooler 61°Lo 40°
    more
  • Sat

    Sep 20

    Mostly sunny and pleasant 70°Lo 53°
    more
< Previous 8 hours Next 8 hours >
  Tue
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Wed
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  11pm 12am 1am 2am 3am 4am 5am 6am
Forecast
Partly Cloudy
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 53° 52° 51° 50° 48° 47° 46° 45°
RealFeel® 53° 51° 50° 49° 47° 46° 45° 45°
Humidity 92% 91% 91% 91% 92% 93% 93% 93%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
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  11pm 12am 1am 2am 3am 4am 5am 6am
Wind (mph) 2 SSW 2 SSW 3 SW 3 WSW 3 W 3 WNW 3 WNW 2 WNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 36% 28% 23% 18% 14% 12% 11% 11%
Dew Point 51° 50° 49° 48° 46° 45° 44° 43°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Sep 16

more Historical Weather Data >
  Today Normal Record 9/16/2013
High 65° 73° 89° (1957) 67°
Low 45° 49° 27° (1964) 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 12:28 of sunlight, then sets at 6:55 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:30 AM with -13:-10 of moolight, then sets at 2:20 PM

Top Story

Groton Weather Report

Boston: Remainder of Week to Be Dry, Cool

September 16, 2014; 1:15 PM ET

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