• Today

    Jul 10

    84°Lo 58°

    Partly sunny and less humid

    Excellent for biking
    • Precip
      4%
    • Hours of Precip
      0
    • Wind
      Gust
      11 mph
    more
  • Fri

    Jul 11

    83°Lo 59°

    Sun mixing with clouds

    Excellent for biking
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
  • Sat

    Jul 12

    86°Lo 63°

    Mostly sunny

    Excellent for biking
    • Precip
      9%
    • Hours of Precip
      0
    • Wind
      Gust
      9 mph
  • Sun

    Jul 13

    85°Lo 69°

    A p.m. t-storm possible

    Very Good for biking
    • Precip
      30%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
    more
  • Mon

    Jul 14

    86°Lo 70°

    Variable clouds, a t-storm

    Very Good for biking
    • Precip
      57%
    • Hours of Precip
      1.5
    • Wind
      Gust
      8 mph
    more
Next Previous
Hi 86° RealFeel® 89° Precipitation 9%

Day

N

E

S

W

  • SSE 4 mph
  • Gusts: 9 mph

Mostly sunny

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 16%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 63° RealFeel® 62° Precipitation 19%

Night

N

E

S

W

  • SSW 3 mph
  • Gusts: 5 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 16%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Jul 12

more Historical Weather Data >
  Today Normal Record 7/12/2013
High 86° 82° 96° (2010) 80°
Low 63° 59° 40° (1986) 65°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:18 AM with 15:07 of sunlight, then sets at 8:25 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:21 PM with 10:28 of moolight, then sets at 6:49 AM

Top Story

Merrimack Weather Report

Boston: Typical Warmth Forecast for Weekend

July 10, 2014; 4:48 AM ET

After the intensity and number of thunderstorms diminish into Friday, the weekend will bring fairly typical warmth and humidity for the middle of July around Boston. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.