Barnstable County, MA Climate

Barnstable, MA County has a moderate climate with hot, humid summers and mild winters. Average summer temperatures reach into the 70s and 80s while winter temperatures generally stay in the 30s and 40s. The area gets an average of 47 inches of rain per year which is mostly concentrated during the spring months, and there is about 95 days of measurable sunshine. Snowfall is usually light but can vary greatly from year to year. Overall, the climate in Barnstable County is mild and pleasant making it a great place to live.

Barnstable County, Massachusetts gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Barnstable County averages 26 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 Barnstable County. The US average is 205 sunny days.

Barnstable County gets some kind of precipitation, on average, 107 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 79 degrees
Winter Low: the January low is 22
Rain: averages 48 inches of rain a year
Snow: averages 26 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Barnstable County is 7.1 (10=best), which means it is one of the most pleasant places in Massachusetts.

9.2 Summer - 5.4 Winter

June, September and August are the most pleasant months in Barnstable County, while January and February are the least comfortable months.

Climate	Barnstable, Massachusetts	United States
	47.5 in.	38.1 in.
	26.0 in.	27.8 in.
	107.4 days	106.2 days
	201 days	205 days
	78.8°	85.8°
	22.3°	21.7°
	7.1	7
	3.4	4.3
	54 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 Barnstable County with an average high temperature of 78.8°, which ranks it as one of the coolest places in Massachusetts. In Barnstable County, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Barnstable County are August, July and June.

In Barnstable County, there are 1.6 days annually when the high temperature is over 90°, which is cooler than most places in Massachusetts.

January has the coldest nighttime temperatures for Barnstable County with an average of 22.3°. This is warmer than most places in Massachusetts.

In Barnstable County, there are 103.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Massachusetts.

In Barnstable County, there are 0.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Massachusetts.

The humidity is usually comfortable in Barnstable County 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 Barnstable County with 4.9 inches of rain, and the driest month is July with 3.2 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 47.5 inches in Barnstable County means that it is drier than most places in Massachusetts.

December is the rainiest month in Barnstable County with 10.8 days of rain, and July is the driest month with only 7.2 rainy days. There are 107.4 rainy days annually in Barnstable County, which is less rainy than most places in Massachusetts. The rainiest season is Spring when it rains 28% of the time and the driest is Autumn with only a 22% chance of a rainy day.

An annual snowfall of 26.0 inches in Barnstable County means that it is less snowy than most places in Massachusetts. February is the snowiest month in Barnstable County with 8.2 inches of snow, and 6 months of the year have significant snowfall.

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