• Tonight

    Sep 18

    Lo 42°

    Mainly clear and breezy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      53°
    • Hi
      RealFeel
      76°
    • Wind
      Speed
      5 mph
  • Fri

    Sep 19

    59°Lo 35°

    Mostly sunny; breezy, cooler

    Poor for home energy
    • Avg
      RealFeel
      46°
    • Hi
      RealFeel
      56°
    • Wind
      Speed
      12 mph
    more
  • Sat

    Sep 20

    70°Lo 54°

    Warmer

    Poor for home energy
    • Avg
      RealFeel
      59°
    • Hi
      RealFeel
      66°
    • Wind
      Speed
      13 mph
    more
  • Sun

    Sep 21

    78°Lo 55°

    Some sun, then clouds

    Poor for home energy
    • Avg
      RealFeel
      64°
    • Hi
      RealFeel
      77°
    • Wind
      Speed
      7 mph
    more
  • Mon

    Sep 22

    70°Lo 44°

    Intervals of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      54°
    • Hi
      RealFeel
      69°
    • Wind
      Speed
      9 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Mostly Clear
Clear
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Temp (°F) 45° 45° 46° 49° 56° 63° 67° 69°
RealFeel® 44° 44° 44° 48° 57° 66° 70° 73°
Humidity 86% 85% 87% 86% 72% 56% 48% 43%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
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0%
Snow
 
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Ice
 
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  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 2 N 4 N 3 N 4 W 4 WNW 4 NNW 5 NNW 5 N
UV Index 0 0 0 0 1 2 4 5
Cloud Cover 18% 9% 5% 6% 5% 5% 5% 7%
Dew Point 41° 41° 42° 45° 47° 47° 47° 46°
Middle Grid line 70 F 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 73° 73° N/A 74°
Low 42° 47° N/A 35°

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 14:29 of moolight, then sets at 3:42 PM

Top Story

Walpole Weather Report

Boston: Remainder of Week to Be Dry, Cool

September 18, 2014; 5:00 PM ET

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

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Thu. Home Energy Efficiency

Thu. Degree Days

Thu. UV Index