Zip 20689 (Sunderland, MD) Climate

Sunderland, MD is a pleasant place to live with mild weather year round. The summers are warm and humid while the winters are cold but generally not too severe. Rainfall is moderate throughout the year, averaging around 40 inches annually. Fog can be an issue in the colder months due to its proximity to Chesapeake Bay. Winters tend to be windy with occasional snowfall, although snowfall is rarely heavy enough to affect daily life significantly. Despite its location on the East Coast of the United States, Sunderland enjoys all four seasons throughout the year.

Sunderland (zip 20689), Maryland gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Sunderland (zip 20689) averages 16 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 205 sunny days per year in Sunderland (zip 20689). The US average is 205 sunny days.

Sunderland (zip 20689) 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 87 degrees
Winter Low: the January low is 25
Rain: averages 44 inches of rain a year
Snow: averages 16 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 20689 zip code is 7.4 (10=best), which means it is one of the most pleasant places in Maryland.

8.1 Summer - 5.9 Winter

September, May and June are the most pleasant months in the 20689 zip code, while January and February are the least comfortable months.

Climate	Sunderland, Maryland	United States
	Unlock	38.1 in.
	15.7 in.	Unlock
	Unlock	106.2 days
	205 days	Unlock
	86.9°	85.8°
	Unlock	21.7°
	7.4	Unlock
	Unlock	4.3
	123 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 20689 zip code with an average high temperature of 86.9°, which ranks it as cooler than most places in Maryland. In the 20689 zip code, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 20689 zip code are September, May and June.

In the 20689 zip code, there are 22.6 days annually when the high temperature is over 90°, which is about average compared to other places in Maryland.

January has the coldest nighttime temperatures for the 20689 zip code with an average of 24.7°. This is about average compared to other places in Maryland.

In the 20689 zip code, there are 95.6 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Maryland.

In the 20689 zip code, there are 0.6 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Maryland.

The humidity can be uncomfortably heavy or close in the 20689 zip code during the summer months. July is the most humid month, though humidity is low for most of the year. July, August and June are the three most humid months in the 20689 zip code.

September is the wettest month in the 20689 zip code with 4.1 inches of rain, and the driest month is February with 2.9 inches. The wettest season is Autumn with 27% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 44.1 inches in the 20689 zip code means that it is wetter than most places in Maryland.

May is the rainiest month in the 20689 zip code with 10.1 days of rain, and October is the driest month with only 7.4 rainy days. There are 106.7 rainy days annually in the 20689 zip code, which is one of the least rainy places in Maryland. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 22% chance of a rainy day.

An annual snowfall of 15.7 inches in the 20689 zip code means that it is about average compared to other places in Maryland. January is the snowiest month in the 20689 zip code with 6.5 inches of snow, and 5 months of the year have significant snowfall.

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