Zip 02150 (Chelsea, MA) Climate

The climate in 02150 Chelsea, MA is a mixture of both hot and cold weather. During the summer months, temperatures can reach up to 90 degrees Fahrenheit with high humidity levels. Winters in this area are usually mild, but temperatures do occasionally drop below freezing and heavy snowfall is not uncommon. Spring and fall are generally mild with temperatures ranging from 40–80 degrees Fahrenheit. The area also receives an average of 44 inches of rainfall annually which keeps the area lush and green during the warmer months.

Chelsea (zip 02150), Massachusetts gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Chelsea (zip 02150) averages 48 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 Chelsea (zip 02150). The US average is 205 sunny days.

Chelsea (zip 02150) 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 19
Rain: averages 48 inches of rain a year
Snow: averages 48 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 02150 zip code is 7.0 (10=best), which means it is more comfortable than most places in Massachusetts.

9.2 Summer - 4.9 Winter

August, June and September are the most pleasant months in the 02150 zip code, while January and February are the least comfortable months.

Climate	Chelsea, Massachusetts	United States
	Unlock	38.1 in.
	47.5 in.	Unlock
	Unlock	106.2 days
	201 days	Unlock
	82.2°	85.8°
	Unlock	21.7°
	7	Unlock
	Unlock	4.3
	46 ft.	Unlock

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 the 02150 zip code with an average high temperature of 82.2°, which ranks it as about average compared to other places in Massachusetts. In the 02150 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 02150 zip code are June, August and July.

In the 02150 zip code, there are 10.6 days annually when the high temperature is over 90°, which is hotter than most places in Massachusetts.

January has the coldest nighttime temperatures for the 02150 zip code with an average of 19.2°. This is about average compared to other places in Massachusetts.

In the 02150 zip code, there are 115.1 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Massachusetts.

In the 02150 zip code, there are 1.9 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 the 02150 zip code 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 the 02150 zip code with 4.7 inches of rain, and the driest month is February with 3.5 inches. The wettest season is Summer with 26% of yearly precipitation and 24% occurs in Spring, which is the driest season. The annual rainfall of 47.9 inches in the 02150 zip code means that it is about average compared to other places in Massachusetts.

May is the rainiest month in the 02150 zip code with 12.2 days of rain, and September is the driest month with only 8.8 rainy days. There are 127.0 rainy days annually in the 02150 zip code, which is rainier than most places in Massachusetts. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 47.5 inches in the 02150 zip code means that it is snowier than most places in Massachusetts. January is the snowiest month in the 02150 zip code with 14.7 inches of snow, and 6 months of the year have significant snowfall.

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