• Tonight

    Sep 4

    Lo 49°

    Clear

    Hair Frizz Weather
    • Wind
      Gust
      13 mph
    • Precip
      14%
    • Hours of Precip
      0
  • Sat

    Sep 5

    79°Lo 49°

    Sunny and pleasant

    Watch for hair frizz
    • Wind
      Gust
      5 mph
    • Precip
      3%
    • Hours of Precip
      0
    more
  • Sun

    Sep 6

    82°Lo 54°

    Very warm with plenty of sun

    Watch for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      8%
    • Hours of Precip
      0
    more
  • Mon

    Sep 7

    85°Lo 62°

    Very warm with plenty of sun

    Watch for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      8%
    • Hours of Precip
      0
    more
  • Tue

    Sep 8

    87°Lo 62°

    Partly sunny and very warm

    Watch for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      12%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
8pm
9pm 10pm 11pm Sat
12am
1am 2am 3am
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Forecast
Mostly Clear
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Temp (°F) 65° 61° 58° 56° 54° 54° 53° 51°
RealFeel® 63° 61° 59° 56° 55° 55° 54° 52°
Humidity 69% 75% 85% 89% 87% 91% 91% 87%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Rain
 
1%
 
1%
 
1%
 
1%
 
1%
 
1%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
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0%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Wind (mph) 5 NE 5 ENE 4 ENE 4 E 2 ESE 2 SSE 2 SSE 2 S
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 11% 0% 0% 0% 1% 1% 0% 0%
Dew Point 55° 53° 54° 53° 51° 51° 50° 48°
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

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 77° 76° N/A 82°
Low 49° 52° N/A 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:18 AM with 13:03 of sunlight, then sets at 7:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:22 PM with 14:46 of moolight, then sets at 2:08 PM

Londonderry Weather Report

Boston: Warmth to Rebuild Labor Day Weekend After Cooldown

September 4, 2015; 5:49 PM ET

A push of cool air from northeastern Canada will keep warmth, haze and humidity at bay around Boston into the first part of the Labor Day weekend before all three conditions build by early next week. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Fri. Hair Frizz

Fri. Wind Maps

Fri. UV Index