Jarrettsville, MD Climate

Jarrettsville, MD has a mild climate with warm summers and cool winters. Average temperatures in the summer months range from the mid-70s to the low 80s, while in the winter temperatures can drop into the 30s and 40s. Precipitation levels are generally moderate throughout the year with most of it occurring during summer thunderstorms. The area experiences all four seasons from spring through winter and has plenty of sunshine year round.

Jarrettsville, Maryland gets 46 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Jarrettsville averages 29 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 208 sunny days per year in Jarrettsville. The US average is 205 sunny days.

Jarrettsville gets some kind of precipitation, on average, 121 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 87 degrees
Winter Low: the January low is 24
Rain: averages 46 inches of rain a year
Snow: averages 29 inches of snow a year

Bestplaces Comfort Index

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

8.4 Summer - 5.5 Winter

September, June and May are the most pleasant months in Jarrettsville, while January and February are the least comfortable months.

Climate	Jarrettsville, Maryland	United States
	Unlock	38.1 in.
	28.5 in.	Unlock
	Unlock	106.2 days
	208 days	Unlock
	86.6°	85.8°
	Unlock	21.7°
	7.2	Unlock
	Unlock	4.3
	646 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 Jarrettsville with an average high temperature of 86.6°, which ranks it as cooler than most places in Maryland. In Jarrettsville, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Jarrettsville are September, May and June.

In Jarrettsville, there are 21.7 days annually when the high temperature is over 90°, which is cooler than most places in Maryland.

January has the coldest nighttime temperatures for Jarrettsville with an average of 23.5°. This is colder than most places in Maryland.

In Jarrettsville, there are 97.2 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Maryland.

In Jarrettsville, there are 0.6 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Maryland.

The humidity is usually comfortable in Jarrettsville 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 Jarrettsville with 4.7 inches of rain, and the driest month is February with 3.0 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 46.4 inches in Jarrettsville means that it is one of the wettest places in Maryland.

May is the rainiest month in Jarrettsville with 11.8 days of rain, and October is the driest month with only 8.5 rainy days. There are 121.1 rainy days annually in Jarrettsville, 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 28.5 inches in Jarrettsville means that it is snowier than most places in Maryland. February is the snowiest month in Jarrettsville with 9.9 inches of snow, and 6 months of the year have significant snowfall.