• Today

    Sep 5

    81°Lo 53°

    Plenty of sunshine

    Excellent for biking
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      6 mph
    more
  • Sun

    Sep 6

    87°Lo 62°

    Very warm with plenty of sun

    Excellent for biking
    • Precip
      7%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
  • Mon

    Sep 7

    91°Lo 70°

    Sunny, hot and more humid

    Excellent for biking
    • Precip
      7%
    • Hours of Precip
      0
    • Wind
      Gust
      12 mph
    more
  • Tue

    Sep 8

    93°Lo 70°

    Mostly sunny, hot and humid

    Excellent for biking
    • Precip
      10%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    more
  • Wed

    Sep 9

    91°Lo 68°

    A p.m. t-storm possible

    Excellent for biking
    • Precip
      30%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    more
Next Previous
Hi 87° RealFeel® 91° Precipitation 7%

Day

N

E

S

W

  • SW 5 mph
  • Gusts: 8 mph

Very warm with plenty of sun

  • Max UV Index: 6 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 62° RealFeel® 62° Precipitation 10%

Night

N

E

S

W

  • SW 5 mph
  • Gusts: 7 mph

Clear

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

Temperature History - Sep 6

more Historical Weather Data >
  Today Normal Record 9/6/2014
High 87° 77° N/A 91°
Low 62° 53° N/A 65°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:16 AM with 12:56 of sunlight, then sets at 7:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:06 AM with 14:51 of moolight, then sets at 2:57 PM

Merrimack Weather Report

Boston: Warmth to Rebuild on Labor Day After Cooldown

September 5, 2015; 1:39 AM ET

A push of cool air from northeastern Canada will keep warmth, haze and humidity at bay around Boston this weekend before all three conditions return by early next week. 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.