Baltimore City County, MD Climate

Baltimore city, MD County has a humid subtropical climate. The average temperature in the city ranges from 30 to 75 degrees Fahrenheit throughout the year. Summers in Baltimore are hot and humid, with temperatures usually reaching into the 90s during the day. Winters are mild but can be variable, with occasional cold spells dropping temperatures into the teens and some snowfall. Spring and autumn months bring mild temperatures and sporadic rain showers. Overall, Baltimore’s climate is pleasant enough for outdoor activities most of the year.

Baltimore City County, Maryland gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Baltimore City County averages 18 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 213 sunny days per year in Baltimore City County. The US average is 205 sunny days.

Baltimore City County gets some kind of precipitation, on average, 114 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 28
Rain: averages 42 inches of rain a year
Snow: averages 18 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Baltimore city County is 7.3 (10=best), which means it is more comfortable than most places in Maryland.

7.4 Summer - 5.9 Winter

September, May and October are the most pleasant months in Baltimore city County, while January and February are the least comfortable months.

Climate	Baltimore City, Maryland	United States
	Unlock	38.1 in.
	18.4 in.	Unlock
	Unlock	106.2 days
	213 days	Unlock
	88.3°	85.8°
	Unlock	21.7°
	7.3	Unlock
	Unlock	4.3
	195 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 Baltimore city County with an average high temperature of 88.3°, which ranks it as warmer than most places in Maryland. In Baltimore city County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Baltimore city County are September, May and June.

In Baltimore city County, there are 35.0 days annually when the high temperature is over 90°, which is one of the hottest places in Maryland.

January has the coldest nighttime temperatures for Baltimore city County with an average of 27.7°. This is warmer than most places in Maryland.

In Baltimore city County, there are 71.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Maryland.

In Baltimore city County, there are 0.2 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Maryland.

The humidity is usually acceptable in Baltimore city 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. July, August and June are the three most uncomfortably humid months in Baltimore city County.

September is the wettest month in Baltimore city County with 4.0 inches of rain, and the driest month is February with 2.9 inches. The wettest season is Summer with 26% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 42.4 inches in Baltimore city County means that it is drier than most places in Maryland.

May is the rainiest month in Baltimore city County with 11.1 days of rain, and October is the driest month with only 8.2 rainy days. There are 113.8 rainy days annually in Baltimore city County, which is about average compared to other 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 18.4 inches in Baltimore city County means that it is snowier than most places in Maryland. January is the snowiest month in Baltimore city County with 7.0 inches of snow, and 5 months of the year have significant snowfall.

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