Seabrook, NH Climate


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Seabrook, NH has a humid continental climate characterized by warm summers and cold winters. During the summer months, temperatures usually reach into the 70s and 80s F with high humidity levels due to its proximity to the Atlantic Ocean. Winter temperatures can drop below freezing, with snowfall occurring from late November through March. Precipitation is fairly consistent throughout the year, with an average of around 50 inches of rain and snow annually. Seabrook also experiences frequent storms during the spring and summer months, making it a great spot for outdoor activities year-round.

Seabrook, New Hampshire gets 50 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Seabrook averages 60 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 201 sunny days per year in Seabrook. The US average is 205 sunny days.

Seabrook gets some kind of precipitation, on average, 127 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.


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 60 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Seabrook is 6.8 (10=best), which means it is one of the most pleasant places in New Hampshire.

9.2 Summer - 4.5 Winter
August, July and June are the most pleasant months in Seabrook, while January and February are the least comfortable months.

  ClimateSeabrook, New HampshireUnited States
  50.2 in.38.1 in.
  59.9 in.27.8 in.
  127.0 days106.2 days
  201 days205 days
  82.4°85.8°
  14.3°21.7°
  6.87
  3.44.3
  56 ft.2443 ft.
Climate
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.

July is the hottest month for Seabrook with an average high temperature of 82.4°, which ranks it as one of the hottest places in New Hampshire. In Seabrook, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Seabrook are June, August and July.
In Seabrook, there are 9.7 days annually when the high temperature is over 90°, which is one of the hottest places in New Hampshire.
January has the coldest nighttime temperatures for Seabrook with an average of 14.3°. This is one of the warmest places in New Hampshire.
In Seabrook, there are 149.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in New Hampshire.
In Seabrook, there are 6.3 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in New Hampshire.
Humidity in Seabrook is generally low and comfortable. But there some days when the humidity becomes unpleasant, especially in July and August. The most humid months (but still comfortable) are July, August and June.
March is the wettest month in Seabrook with 4.9 inches of rain, and the driest month is February with 3.5 inches. The wettest season is Summer with 28% of yearly precipitation and 23% occurs in Spring, which is the driest season. The annual rainfall of 50.2 inches in Seabrook means that it is one of the wettest places in New Hampshire.
May is the rainiest month in Seabrook with 11.9 days of rain, and September is the driest month with only 9.0 rainy days. There are 127.0 rainy days annually in Seabrook, which is less rainy than most places in New Hampshire. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 24% chance of a rainy day.
An annual snowfall of 59.9 inches in Seabrook means that it is less snowy than most places in New Hampshire. January is the snowiest month in Seabrook with 17.9 inches of snow, and 6 months of the year have significant snowfall.
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