Zip 20621 (Chaptico, MD) Climate


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20621 Chaptico, MD has a humid subtropical climate with mild winters and hot summers. The area experiences moderate precipitation throughout the year, with spring and winter often bringing more rain than other seasons. Winters are generally mild with temperatures rarely dropping below freezing, while summers can be hot and humid with temperatures often reaching into the mid-90s. The area is known for its thunderstorms during the spring and summer months.

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 20621 zip code is 7.4 (10=best), which means it is one of the most pleasant places in Maryland.

7.7 Summer - 6.1 Winter
September, May and October are the most pleasant months in the 20621 zip code, while January and February are the least comfortable months.

  ClimateChaptico, MarylandUnited States
  44.5 in.38.1 in.
  15.2 in.27.8 in.
  114.6 days106.2 days
  202 days205 days
  87.6°85.8°
  26.3°21.7°
  7.47
  44.3
  98 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 20621 zip code with an average high temperature of 87.6°, which ranks it as warmer than most places in Maryland. In the 20621 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 20621 zip code are September, May and June.
In the 20621 zip code, there are 28.0 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 20621 zip code with an average of 26.3°. This is warmer than most places in Maryland.
In the 20621 zip code, there are 85.4 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Maryland.
In the 20621 zip code, there are 0.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Maryland.
The humidity can be uncomfortably heavy or close in the 20621 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 20621 zip code.
July is the wettest month in the 20621 zip code with 4.3 inches of rain, and the driest month is February with 2.9 inches. The wettest season is Autumn with 27% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 44.5 inches in the 20621 zip code means that it is wetter than most places in Maryland.
May is the rainiest month in the 20621 zip code with 10.8 days of rain, and October is the driest month with only 7.5 rainy days. There are 114.6 rainy days annually in the 20621 zip code, 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 15.2 inches in the 20621 zip code means that it is about average compared to other places in Maryland. February is the snowiest month in the 20621 zip code with 5.5 inches of snow, and 5 months of the year have significant snowfall.
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