Plymouth, MA Climate


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Plymouth, MA is located on the south shore of Massachusetts in Plymouth County. The climate in this area is mostly warm and temperate. Summers are usually hot and humid with average temperatures ranging from the low 70's to mid 80's Fahrenheit. Winters are cold and wet, with temperatures typically ranging from the 30's to 40's Fahrenheit. The spring and fall seasons offer mild weather with temperatures usually staying between 50-70 degrees Fahrenheit. Rainfall is evenly distributed throughout the year with average snowfall of 28 inches per season. This climate makes Plymouth an ideal place to visit all year round for outdoor activities.

Plymouth, Massachusetts gets 51 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Plymouth averages 36 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 Plymouth. The US average is 205 sunny days.

Plymouth gets some kind of precipitation, on average, 129 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 81 degrees
Winter Low: the January low is 19
Rain: averages 51 inches of rain a year
Snow: averages 36 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Plymouth is 7.0 (10=best), which means it is more comfortable than most places in Massachusetts.

9.1 Summer - 5.1 Winter
August, July and June are the most pleasant months in Plymouth, while January and February are the least comfortable months.

  ClimatePlymouth, MassachusettsUnited States
  50.6 in.38.1 in.
  36.3 in.27.8 in.
  129.3 days106.2 days
  201 days205 days
  81.3°85.8°
  18.9°21.7°
  77
  3.34.3
  49 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 Plymouth with an average high temperature of 81.3°, which ranks it as about average compared to other places in Massachusetts. In Plymouth, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Plymouth are August, June and July.
In Plymouth, there are 6.2 days annually when the high temperature is over 90°, which is about average compared to other places in Massachusetts.
January has the coldest nighttime temperatures for Plymouth with an average of 18.9°. This is about average compared to other places in Massachusetts.
In Plymouth, there are 128.5 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Massachusetts.
In Plymouth, there are 2.1 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Massachusetts.
The humidity is usually comfortable in Plymouth but some summer months can be sticky or muggy. July is the most humid month, though humidity is low for most of the year. The most humid months are July, August and June.
March is the wettest month in Plymouth with 5.4 inches of rain, and the driest month is July with 3.5 inches. The wettest season is Summer with 27% of yearly precipitation and 22% occurs in Autumn, which is the driest season. The annual rainfall of 50.6 inches in Plymouth means that it is wetter than most places in Massachusetts.
May is the rainiest month in Plymouth with 11.9 days of rain, and September is the driest month with only 9.1 rainy days. There are 129.3 rainy days annually in Plymouth, which is rainier than most places in Massachusetts. The rainiest season is Summer when it rains 27% of the time and the driest is Autumn with only a 23% chance of a rainy day.
An annual snowfall of 36.3 inches in Plymouth means that it is less snowy than most places in Massachusetts. January is the snowiest month in Plymouth with 11.7 inches of snow, and 6 months of the year have significant snowfall.
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