• Today

    Jul 4

    75°Lo 55°

    An afternoon shower or two

    Poor for home energy
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      81°
    • Wind
      Speed
      2 mph
  • Sun

    Jul 5

    84°Lo 63°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      77°
    • Hi
      RealFeel
      89°
    • Wind
      Speed
      6 mph
    more
  • Mon

    Jul 6

    87°Lo 63°

    Plenty of sunshine

    Poor for home energy
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      94°
    • Wind
      Speed
      4 mph
    more
  • Tue

    Jul 7

    84°Lo 69°

    A p.m. shower in places

    Poor for home energy
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      89°
    • Wind
      Speed
      6 mph
    more
  • Wed

    Jul 8

    85°Lo 65°

    Variable clouds, a t-storm

    Poor for home energy
    • Avg
      RealFeel
      78°
    • Hi
      RealFeel
      92°
    • Wind
      Speed
      6 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
8pm
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  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Forecast
Cloudy
Cloudy
Partly Cloudy
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 65° 63° 62° 61° 60° 60° 59° 59°
RealFeel® 64° 64° 63° 62° 61° 61° 61° 60°
Humidity 64% 68% 73% 76% 78% 82% 85% 86%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Rain
 
6%
 
3%
 
3%
 
3%
 
3%
 
2%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
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0%
Ice
 
0%
 
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  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Wind (mph) 2 SSE 1 S 1 SSW 1 SW 1 SW 2 WSW 2 WSW 2 WSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 90% 66% 38% 17% 13% 19% 26% 26%
Dew Point 53° 52° 53° 53° 53° 54° 55° 55°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Jul 4

more Historical Weather Data >
  Today Normal Record 7/4/2014
High 75° 82° N/A 73°
Low 55° 62° N/A 62°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:12 AM with 15:15 of sunlight, then sets at 8:27 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:11 PM with 11:09 of moolight, then sets at 9:20 AM

Derry Weather Report

Boston: Rain May Spoil Some Fourth of July Festivities

July 4, 2015; 6:44 AM ET

Wet weather will be making a return to the Boston area as Independence Day activities ramp up. 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.

Sat. Home Energy Efficiency

Sat. Degree Days

Sat. UV Index