St. James, MD Climate


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St. James, MD has a humid subtropical climate that is typical of the Eastern United States. The area experiences hot and humid summers with temperatures in July averaging in the mid-80s Fahrenheit. Winters are mild, with temperatures rarely reaching freezing and snowfall being uncommon. On average, the area receives 45 inches of rainfall per year, spread evenly throughout the year. It also gets significant amounts of sunshine each day, making it a popular destination for outdoor activities such as fishing and camping.

St. James, Maryland gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.

St. James averages 24 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 197 sunny days per year in St. James. The US average is 205 sunny days.

St. James gets some kind of precipitation, on average, 119 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 86 degrees
Winter Low: the January low is 22
Rain: averages 41 inches of rain a year
Snow: averages 24 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for St. James is 7.2 (10=best), which means it is less comfortable than most places in Maryland.

8.7 Summer - 5.4 Winter
June, September and August are the most pleasant months in St. James, while January and February are the least comfortable months.

  ClimateSt. James, MarylandUnited States
  40.7 in.38.1 in.
  23.8 in.27.8 in.
  118.6 days106.2 days
  197 days205 days
  86.1°85.8°
  21.8°21.7°
  7.27
  3.94.3
  453 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 St. James with an average high temperature of 86.1°, which ranks it as cooler than most places in Maryland. In St. James, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for St. James are September, June and May.
In St. James, there are 18.1 days annually when the high temperature is over 90°, which is cooler than most places in Maryland.
January has the coldest nighttime temperatures for St. James with an average of 21.8°. This is colder than most places in Maryland.
In St. James, there are 112.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Maryland.
In St. James, 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 comfortable in St. James 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.
May is the wettest month in St. James with 4.1 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 40.7 inches in St. James means that it is one of the driest places in Maryland.
May is the rainiest month in St. James with 12.2 days of rain, and October is the driest month with only 8.4 rainy days. There are 118.6 rainy days annually in St. James, 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 23% chance of a rainy day.
An annual snowfall of 23.8 inches in St. James means that it is snowier than most places in Maryland. January is the snowiest month in St. James with 7.8 inches of snow, and 5 months of the year have significant snowfall.
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