Zip 20747 (Forestville, MD) Climate

The climate in 20747 Forestville, MD is typical of the mid-Atlantic region, with four distinct seasons. Summers are hot and humid, with temperatures averaging in the 80s and 90s. Winters are cold and wet, with temperatures rarely dipping below freezing. Spring and fall are pleasant with comfortable temperatures. Rainfall can be quite heavy at times, especially during the spring months when thunderstorms are common in the area.

Forestville (zip 20747), Maryland gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Forestville (zip 20747) averages 13 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 202 sunny days per year in Forestville (zip 20747). The US average is 205 sunny days.

Forestville (zip 20747) gets some kind of precipitation, on average, 110 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 44 inches of rain a year
Snow: averages 13 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 20747 zip code is 7.3 (10=best), which means it is more comfortable than most places in Maryland.

8 Summer - 5.9 Winter

September, May and June are the most pleasant months in the 20747 zip code, while January and February are the least comfortable months.

Climate	Forestville, Maryland	United States
	Unlock	38.1 in.
	13.4 in.	Unlock
	Unlock	106.2 days
	202 days	Unlock
	87.6°	85.8°
	Unlock	21.7°
	7.3	Unlock
	Unlock	4.3
	249 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 20747 zip code with an average high temperature of 87.6°, which ranks it as warmer than most places in Maryland. In the 20747 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 20747 zip code are September, May and June.

In the 20747 zip code, there are 28.1 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 20747 zip code with an average of 24.3°. This is about average compared to other places in Maryland.

In the 20747 zip code, there are 95.0 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Maryland.

In the 20747 zip code, there are 0.4 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Maryland.

The humidity is usually acceptable in the 20747 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. July, August and June are the three most uncomfortably humid months in the 20747 zip code.

May is the wettest month in the 20747 zip code with 4.4 inches of rain, and the driest month is February with 2.8 inches. The wettest season is Autumn with 27% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 44.1 inches in the 20747 zip code means that it is wetter than most places in Maryland.

May is the rainiest month in the 20747 zip code with 10.9 days of rain, and October is the driest month with only 8.0 rainy days. There are 109.8 rainy days annually in the 20747 zip code, which is less rainy than most 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 13.4 inches in the 20747 zip code means that it is less snowy than most places in Maryland. January is the snowiest month in the 20747 zip code with 5.8 inches of snow, and 5 months of the year have significant snowfall.

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