Portsmouth, New Hampshire 

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Boston Gifts

Weather in Portsmouth, New Hampshire

The most pleasant months of the year for Portsmouth are June, August and July. In Portsmouth, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Portsmouth with an average high temperature of 81.9°, which ranks it as warmer than most places in New Hampshire. January is the snowiest month in Portsmouth with 16.7 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 - Portsmouth, NH

10 PM PST

Partly Cloudy

61°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
OvernightPartly Cloudy58° / 74°SW 0 to 5 mph
Thursday NightShowers And Thunderstorms Likely64° / 79°S 5 to 15 mph
Friday NightMostly Clear55° / 76°NW 10 to 15 mph
Saturday NightMostly Clear57° / 77°W 5 mph
Sunday NightChance Rain Showers60° / 76°S 5 mph
Monday NightSlight Chance Rain Showers then Mostly Clear57° / 76°W 5 mph
Tuesday NightMostly Cloudy then Slight Chance Rain Showers60° / 78°SW 5 mph

Weather Highlights

Summer High: the July high is around 82 degrees
Winter Low: the January low is 14
Rain: averages 50 inches of rain a year
Snow: averages 53 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Portsmouth area is 6.8 (10=best), which means it is more comfortable than most places in New Hampshire.

6.8 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7. 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° 14°
February37° 17°
March45° 24°
April57° 34°
May68° 44°
June77° 53°
July82° 58°
August81° 57°
September73° 49°
October61° 38°
November50° 31°
December39° 21°
Hot, Freezing, Rainy, Snowy Days: Portsmouth
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January030106
February02684
March024104
April013111
May02110
June20110
July30100
August3090
September1190
October09100
November018101
December028104

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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Reviews for Portsmouth    7 Reviews
Beautiful city - 5/11/2010
I was up in Portsmouth a couple years ago visiting from Florida. I loved how I was able to prk the car, get out and have numerous bars/restaurants, clothing stores, etc... Read More

Start Your Review of Portsmouth


Portsmouth, NH - 11/13/2009
Portsmouth is full of history, art, interesting shops, restaurants and the best... Read More

Culture & Recreation - 9/21/2007
Portsmouth is a beautiful historic town settled right on the seacoast. Excellent restaurants, great cafes and shops, and picturesque streets make this a wonderful city... Read More


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MAPS OF PORTSMOUTH, NEW HAMPSHIRE
Check out the latest Maps in a variety of categories including cost of living, population, and commute time.Portsmouth,New Hampshire Map
ZIP CODES IN PORTSMOUTH, NEW HAMPSHIRE
03801


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