Baltimore-Columbia-Towson Metro Area, MD Climate

The Baltimore-Columbia-Towson, MD Metro Area has a humid subtropical climate. Summers are hot and humid with temperatures reaching the upper 80s and low 90s Fahrenheit (30s Celsius), while winters can be quite cold with temperatures sometimes dropping below freezing. Rainfall is abundant throughout the area, averaging about 40 inches (101 cm) per year. The spring months are typically mild and pleasant with occasional thunderstorms. Snowfall occurs mostly during the winter months from December to February, but snow accumulation is generally light due to the proximity of the Atlantic Ocean.

Baltimore-Columbia-Towson Metro Area, Maryland gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Baltimore-Columbia-Towson Metro Area averages 18 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 Baltimore-Columbia-Towson Metro Area. The US average is 205 sunny days.

Baltimore-Columbia-Towson Metro Area gets some kind of precipitation, on average, 115 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 26
Rain: averages 44 inches of rain a year
Snow: averages 18 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the Baltimore-Columbia-Towson metro area 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 Baltimore-Columbia-Towson metro area, while January and February are the least comfortable months.

Climate	Baltimore-Columbia-Towson, Maryland	United States
	44.2 in.	38.1 in.
	18.1 in.	27.8 in.
	115.0 days	106.2 days
	205 days	205 days
	87.6°	85.8°
	25.6°	21.7°
	7.3	7
	4	4.3
	305 ft.	2443 ft.

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 Baltimore-Columbia-Towson metro area with an average high temperature of 87.6°, which ranks it as warmer than most places in Maryland. In the Baltimore-Columbia-Towson metro area, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the Baltimore-Columbia-Towson metro area are September, May and June.

In the Baltimore-Columbia-Towson metro area, there are 27.1 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 Baltimore-Columbia-Towson metro area with an average of 25.6°. This is warmer than most places in Maryland.

In the Baltimore-Columbia-Towson metro area, there are 86.0 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Maryland.

In the Baltimore-Columbia-Towson metro area, there are 0.5 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Maryland.

The humidity is usually acceptable in the Baltimore-Columbia-Towson metro area 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 Baltimore-Columbia-Towson metro area.

September is the wettest month in the Baltimore-Columbia-Towson metro area with 4.2 inches of rain, and the driest month is February with 2.9 inches. The wettest season is Summer with 27% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 44.2 inches in the Baltimore-Columbia-Towson metro area means that it is wetter than most places in Maryland.

May is the rainiest month in the Baltimore-Columbia-Towson metro area with 11.3 days of rain, and October is the driest month with only 8.2 rainy days. There are 115.0 rainy days annually in the Baltimore-Columbia-Towson metro area, which is rainier 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 18.1 inches in the Baltimore-Columbia-Towson metro area means that it is snowier than most places in Maryland. January is the snowiest month in the Baltimore-Columbia-Towson metro area with 6.8 inches of snow, and 5 months of the year have significant snowfall.

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