McLean County, ND Climate

McLean County, ND has a continental climate with long cold winters and short hot summers. During the winter months, temperatures can dip as low as -20 degrees Fahrenheit and snowfall averages around 50 inches per year. In the summertime, temperatures often reach into the upper 80s and 90s. Precipitation is relatively low throughout the year with an average of just over 20 inches of rain annually. The area is known for its strong winds during early spring through late fall due to its location in the central plains of North Dakota.

McLean County, North Dakota gets 18 inches of rain, on average, per year. The US average is 38 inches of rain per year.

McLean County averages 39 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 200 sunny days per year in McLean County. The US average is 205 sunny days.

McLean County gets some kind of precipitation, on average, 73 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 82 degrees
Winter Low: the January low is 1
Rain: averages 18 inches of rain a year
Snow: averages 39 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for McLean County is 6.5 (10=best), which means it is more comfortable than most places in North Dakota.

9.2 Summer - 3.8 Winter

July, August and June are the most pleasant months in McLean County, while January and December are the least comfortable months.

Climate	McLean, North Dakota	United States
	17.7 in.	38.1 in.
	39.3 in.	27.8 in.
	73.3 days	106.2 days
	200 days	205 days
	81.8°	85.8°
	1.0°	21.7°
	6.5	7
	3.1	4.3
	1962 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 McLean County with an average high temperature of 81.8°, which ranks it as about average compared to other places in North Dakota. In McLean County, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for McLean County are June, August and July.

In McLean County, there are 13.0 days annually when the high temperature is over 90°, which is about average compared to other places in North Dakota.

January has the coldest nighttime temperatures for McLean County with an average of 1.0°. This is warmer than most places in North Dakota.

In McLean County, there are 184.1 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in North Dakota.

In McLean County, there are 40.4 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in North Dakota.

Humidity in McLean County is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are July, August and June.

June is the wettest month in McLean County with 3.5 inches of rain, and the driest month is February with 0.4 inches. The wettest season is Autumn with 47% of yearly precipitation and 8% occurs in Spring, which is the driest season. The annual rainfall of 17.7 inches in McLean County means that it is drier than most places in North Dakota.

June is the rainiest month in McLean County with 10.6 days of rain, and February is the driest month with only 3.8 rainy days. There are 73.3 rainy days annually in McLean County, which is less rainy than most places in North Dakota. The rainiest season is Autumn when it rains 35% of the time and the driest is Spring with only a 17% chance of a rainy day.

An annual snowfall of 39.3 inches in McLean County means that it is about average compared to other places in North Dakota. December is the snowiest month in McLean County with 8.7 inches of snow, and 8 months of the year have significant snowfall.

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