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When frigid air will loosen its grip on the Northeast, Midwest? Get the forecast. Chevron right

Merrimack, NH

19°F
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Merrimack

New Hampshire

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Merrimack, NH Weather
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Winter Center
Today WinterCast

Hourly

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

WinterCast

A coating to an inch

Sat, 1/3, 8:00 PM - Sun, 1/4, 7:00 AM

Snow

9 AM

21°
RealFeel® 10°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™8°

WindWSW 12 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts14 mph

Humidity61%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover31%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

25°
RealFeel® 14°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™11°

WindWSW 14 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts16 mph

Humidity52%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

28°
RealFeel® 17°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™14°

WindW 15 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts17 mph

Humidity47%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

30°
RealFeel® 18°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™15°

WindW 15 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts21 mph

Humidity44%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

30°
RealFeel® 20°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™17°

WindW 13 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts23 mph

Humidity44%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover30%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

30°
RealFeel® 21°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™18°

WindW 13 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts20 mph

Humidity44%

Indoor Humidity25% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover42%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

31°
RealFeel® 22°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™22°

WindWSW 12 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts17 mph

Humidity44%

Indoor Humidity25% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover54%

Visibility10 mi

Cloud Ceiling23600 ft

4 PM

29°
RealFeel® 20°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™20°

WindWSW 9 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts15 mph

Humidity49%

Indoor Humidity25% (Very Dry)

Dew Point12° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

27°
RealFeel® 19°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindWSW 8 mph

Air QualityFair

Wind Gusts15 mph

Humidity55%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover69%

Visibility10 mi

Cloud Ceiling25900 ft

6 PM

25°
RealFeel® 18°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindWSW 8 mph

Air QualityFair

Wind Gusts12 mph

Humidity59%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover80%

Visibility10 mi

Cloud Ceiling21700 ft

7 PM

24°
RealFeel® 18°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 39%
Chevron down
Mostly cloudy

WindWSW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity64%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover88%

Visibility10 mi

Cloud Ceiling17600 ft

8 PM

24°
RealFeel® 17°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 42%
Chevron down
Flurries

WindWSW 7 mph

Air QualityPoor

Wind Gusts8 mph

Humidity65%

Indoor Humidity26% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Snow0.1

Visibility6 mi

Cloud Ceiling7000 ft

9 PM

24°
RealFeel® 19°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 39%
Chevron down
Cloudy

WindWSW 7 mph

Air QualityPoor

Wind Gusts8 mph

Humidity65%

Indoor Humidity27% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling10600 ft

10 PM

25°
RealFeel® 20°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 42%
Chevron down
Cloudy

WindWSW 7 mph

Air QualityPoor

Wind Gusts8 mph

Humidity64%

Indoor Humidity27% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling7100 ft

11 PM

24°
RealFeel® 18°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 46%
Chevron down
Flurries

WindW 7 mph

Air QualityPoor

Wind Gusts8 mph

Humidity64%

Indoor Humidity27% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Snow0.1

Visibility6 mi

Cloud Ceiling7000 ft

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World North America United States New Hampshire Merrimack

Weather Near Merrimack:

  • Boston, MA
  • Dorchester, MA
  • Worcester, MA
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