• Today

    Feb 12

    23°Lo 9°

    Sun mixing with clouds; cold

    Neutral weather for colds
    • Avg
      Temp
      16°
    • Avg
      RealFeel
      15°
    • Hi
      RealFeel
      20°
    more
  • Sat

    Feb 13

    18°Lo -4°

    A snow squall in the morning

    At Risk weather for colds
    • Avg
      Temp
    • Avg
      RealFeel
      -6°
    • Hi
      RealFeel
  • Sun

    Feb 14

    12°Lo -3°

    Mostly sunny and frigid

    Neutral weather for colds
    • Avg
      Temp
    • Avg
      RealFeel
    • Hi
      RealFeel
    more
  • Mon

    Feb 15

    25°Lo 20°

    Turning cloudy; not as cold

    Neutral weather for colds
    • Avg
      Temp
      23°
    • Avg
      RealFeel
      23°
    • Hi
      RealFeel
      25°
    more
  • Tue

    Feb 16

    50°Lo 36°

    Cloudy and milder; p.m. rain

    At Risk weather for colds
    • Avg
      Temp
      43°
    • Avg
      RealFeel
      36°
    • Hi
      RealFeel
      44°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 16° 18° 17° 16° 14° 13° 11°
RealFeel® -2° -4° -6° -11°
Humidity 54% 47% 47% 47% 47% 45% 46% 48%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
40%
 
34%
 
34%
 
34%
 
34%
 
34%
 
37%
 
43%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 8 WNW 10 WNW 12 WNW 14 WNW 15 WNW 15 WNW 14 WNW 14 WNW
UV Index 0 1 1 2 2 1 1 0
Cloud Cover 99% 97% 87% 75% 65% 60% 61% 65%
Dew Point -1° -3° -5° -6° -8°
Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F Middle Grid line 5 F

Temperature History - Feb 13

more Historical Weather Data >
  Today Normal Record 2/13/2015
High 18° 36° N/A 16°
Low -4° 18° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:46 AM with 10:28 of sunlight, then sets at 5:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:44 AM with 13:44 of moolight, then sets at 11:28 PM

Derry Weather Report

Boston: Polar vortex to smack region during Valentine's Day weekend

February 12, 2016; 4:07 AM ET

The coldest air of the winter and perhaps during all of last winter will plunge across the Boston area during Valentine's Day weekend. more >

Flu Season is Just Around the Corner

Sep 11, 2012; 2:00 PM ET The peak of flu season may not be until January, but preparations should begin now. Adrienne Veilleux has more.

Sat. Cold & Flu

Sat. UV Index