Zip 03054 (Merrimack, NH) Weather


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The most pleasant months of the year for the 03054 zip code are June, August and July. In the 03054 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for the 03054 zip code with an average high temperature of 82.5°, which ranks it as one of the hottest places in New Hampshire. January is the snowiest month in the 03054 zip code with 17.2 inches of snow, and 6 months of the year have significant snowfall. But there some days when the humidity becomes unpleasant, especially in July and August.

Today's Weather - Merrimack, NH

4 AM PST

Partly Sunny

43°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
TodayPartly Sunny59° / 43°SE 0 to 10 mph
SaturdayLight Rain Likely then Mostly Cloudy61° / 36°W 5 to 15 mph
SundayMostly Sunny58° / 39°W 5 to 15 mph
MondaySunny57° / 34°W 10 to 15 mph
TuesdayMostly Sunny62° / 44°SW 5 to 15 mph
WednesdayChance Light Rain58° / 34°SW 10 to 15 mph
ThursdayMostly Sunny52° / 35°W 15 mph

Weather Highlights

Summer High: the July high is around 83 degrees
Winter Low: the January low is 13
Rain: averages 46 inches of rain a year
Snow: averages 58 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Merrimack (zip 03054) area is 9.2 (10=best), which means it is more comfortable than most places in New Hampshire.

9.2 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January33° 13°
February37° 16°
March45° 24°
April58° 34°
May69° 45°
June77° 55°
July83° 60°
August81° 59°
September73° 50°
October61° 38°
November50° 30°
December38° 20°
Hot, Freezing, Rainy, Snowy Days: Merrimack
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January030107
February02796
March025115
April012111
May11120
June20120
July40110
August30100
September1190
October09100
November018112
December028105

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

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