• Today

    Aug 20

    83°Lo 56°

    Fog in the a.m.; partly sunny

    Excellent at the bus stop
    • T-storms
      1%
    • Precip
      8%
    • Wind
      Gust
      8 mph
    more
  • Thu

    Aug 21

    76°Lo 57°

    Clouds and sun; not as warm

    Excellent at the bus stop
    • T-storms
      11%
    • Precip
      25%
    • Wind
      Gust
      7 mph
    more
  • Fri

    Aug 22

    76°Lo 57°

    Periods of sun with a shower

    Excellent at the bus stop
    • T-storms
      20%
    • Precip
      40%
    • Wind
      Gust
      8 mph
  • Sat

    Aug 23

    73°Lo 56°

    Partly sunny with a shower

    Excellent at the bus stop
    • T-storms
      20%
    • Precip
      42%
    • Wind
      Gust
      9 mph
    more
  • Sun

    Aug 24

    74°Lo 53°

    Times of clouds and sun

    Excellent at the bus stop
    • T-storms
      11%
    • Precip
      25%
    • Wind
      Gust
      8 mph
    more
Next Previous
Hi 76° RealFeel® 79° Precipitation 40%

Day

N

E

S

W

  • E 5 mph
  • Gusts: 8 mph

Intervals of clouds and sunshine with a shower in spots

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 0.02 in
  • Rain: 0.02 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 57° RealFeel® 54° Precipitation 15%

Night

N

E

S

W

  • ENE 4 mph
  • Gusts: 7 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 22

more Historical Weather Data >
  Today Normal Record 8/22/2013
High 76° 80° 94° (1955) 90°
Low 57° 57° 35° (1982) 62°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:59 AM with 13:39 of sunlight, then sets at 7:38 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:18 AM with 14:27 of moolight, then sets at 5:45 PM

Top Story

Merrimack Weather Report

Heavy Rain to Avoid Boston Through Weekend

August 20, 2014; 3:13 AM ET

A wedge of dry air will slowly erode later this week and may allow spotty showers to survive the trip into Boston from the Midwest. more >

The AccuWeather RealFeel Temperature

May 17, 2012; 5:00 AM ET This product plays a big role as humidity rises.

Fri. Morning Bus Stop

Fri. UV Index

Fri. Wind Maps