Charlton, MD Climate


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Charlton, MD has a humid subtropical climate with hot summers and mild winters. The average temperature during the summer months is around 77°F, while the winter temperatures tend to be around 43°F. Rainfall is generally plentiful throughout the year, but especially in late spring and early summer when thunderstorms can often occur. Snowfall is also relatively common during the winter months. The area typically experiences moderate humidity levels throughout the year which helps create an enjoyable climate all year round.

Bestplaces Comfort Index

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

8.7 Summer - 5.5 Winter
June, September and August are the most pleasant months in Charlton, while January and February are the least comfortable months.

  ClimateCharlton, MarylandUnited States
  40.0 in.38.1 in.
  21.2 in.27.8 in.
  115.6 days106.2 days
  197 days205 days
  86.1°85.8°
  21.8°21.7°
  7.37
  3.94.3
  469 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 Charlton with an average high temperature of 86.1°, which ranks it as cooler than most places in Maryland. In Charlton, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Charlton are September, June and May.
In Charlton, there are 18.5 days annually when the high temperature is over 90°, which is cooler than most places in Maryland.
January has the coldest nighttime temperatures for Charlton with an average of 21.8°. This is colder than most places in Maryland.
In Charlton, there are 112.5 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Maryland.
In Charlton, 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 comfortable in Charlton but some summer months can be sticky or muggy. July is the most humid month, though humidity is low for most of the year. The most humid months are July, August and June.
September is the wettest month in Charlton with 4.0 inches of rain, and the driest month is February with 2.4 inches. The wettest season is Summer with 28% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 40.0 inches in Charlton means that it is one of the driest places in Maryland.
May is the rainiest month in Charlton with 12.2 days of rain, and February is the driest month with only 8.5 rainy days. There are 115.6 rainy days annually in Charlton, which is rainier than most places in Maryland. The rainiest season is Summer when it rains 28% of the time and the driest is Spring with only a 23% chance of a rainy day.
An annual snowfall of 21.2 inches in Charlton means that it is snowier than most places in Maryland. January is the snowiest month in Charlton with 6.8 inches of snow, and 5 months of the year have significant snowfall.
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