Zip 20769 (Glenn Dale, MD) Climate

The climate in 20769 Glenn Dale, MD is typically warm and humid with hot summers and mild winters. Average yearly temperatures range from the mid-50s to the low-80s, and summer highs can reach above 90°F. Precipitation levels are quite high throughout the year, averaging around 40 inches per year. Humidity levels tend to be quite high as well, especially during the summer months when dewpoints can reach into the mid-70s on some days. Overall, the climate in Glenn Dale is conducive to a wide variety of outdoor activities all year round.

Glenn Dale (zip 20769), Maryland gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Glenn Dale (zip 20769) averages 15 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 212 sunny days per year in Glenn Dale (zip 20769). The US average is 205 sunny days.

Glenn Dale (zip 20769) gets some kind of precipitation, on average, 108 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 88 degrees
Winter Low: the January low is 24
Rain: averages 43 inches of rain a year
Snow: averages 15 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 20769 zip code is 7.3 (10=best), which means it is more comfortable than most places in Maryland.

7.9 Summer - 5.8 Winter

September, May and June are the most pleasant months in the 20769 zip code, while January and February are the least comfortable months.

Climate	Glenn Dale, Maryland	United States
	Unlock	38.1 in.
	14.8 in.	Unlock
	Unlock	106.2 days
	212 days	Unlock
	87.9°	85.8°
	Unlock	21.7°
	7.3	Unlock
	Unlock	4.3
	168 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 20769 zip code with an average high temperature of 87.9°, which ranks it as warmer than most places in Maryland. In the 20769 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 20769 zip code are September, May and June.

In the 20769 zip code, there are 30.0 days annually when the high temperature is over 90°, which is hotter than most places in Maryland.

January has the coldest nighttime temperatures for the 20769 zip code with an average of 24.0°. This is colder than most places in Maryland.

In the 20769 zip code, there are 97.2 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Maryland.

In the 20769 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 20769 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 20769 zip code.

May is the wettest month in the 20769 zip code with 4.5 inches of rain, and the driest month is February with 2.8 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 43.4 inches in the 20769 zip code means that it is about average compared to other places in Maryland.

May is the rainiest month in the 20769 zip code with 10.5 days of rain, and October is the driest month with only 8.0 rainy days. There are 108.4 rainy days annually in the 20769 zip code, which is less rainy than most places in Maryland. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 14.8 inches in the 20769 zip code means that it is about average compared to other places in Maryland. January is the snowiest month in the 20769 zip code with 6.3 inches of snow, and 5 months of the year have significant snowfall.

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