Yankton Metro Area, SD Climate

Yankton, SD Metro Area enjoys a humid continental climate with four distinct seasons. Summers are hot and humid, while winters are cold and snowy. Average summer temperatures reach the low to mid 80s, and average winter temperatures dip into the low to mid 20s. Rainfall is moderate throughout the year, with an average of 25 inches annually. Snowfall amounts range from 30-50 inches a year. Yankton's location near the Missouri River also brings frequent thunderstorms in the summer months.

Yankton Metro Area, South Dakota gets 27 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Yankton Metro Area averages 34 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 211 sunny days per year in Yankton Metro Area. The US average is 205 sunny days.

Yankton Metro Area gets some kind of precipitation, on average, 84 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 9
Rain: averages 27 inches of rain a year
Snow: averages 34 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the Yankton metro area is 6.9 (10=best), which means it is more comfortable than most places in South Dakota.

9 Summer - 4.6 Winter

June, September and August are the most pleasant months in the Yankton metro area, while January and December are the least comfortable months.

Climate	Yankton, South Dakota	United States
	Unlock	38.1 in.
	33.9 in.	Unlock
	Unlock	106.2 days
	211 days	Unlock
	85.7°	85.8°
	Unlock	21.7°
	6.9	Unlock
	Unlock	4.3
	1329 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 the Yankton metro area with an average high temperature of 85.7°, which ranks it as about average compared to other places in South Dakota. In the Yankton metro area, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the Yankton metro area are September, June and August.

In the Yankton metro area, there are 24.1 days annually when the high temperature is over 90°, which is hotter than most places in South Dakota.

January has the coldest nighttime temperatures for the Yankton metro area with an average of 8.6°. This is warmer than most places in South Dakota.

In the Yankton metro area, there are 159.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Dakota.

In the Yankton metro area, there are 21.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in South Dakota.

The humidity is usually comfortable in the Yankton metro area 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.

June is the wettest month in the Yankton metro area with 4.0 inches of rain, and the driest month is January with 0.5 inches. The wettest season is Autumn with 38% of yearly precipitation and 7% occurs in Spring, which is the driest season. The annual rainfall of 26.7 inches in the Yankton metro area means that it is wetter than most places in South Dakota.

May is the rainiest month in the Yankton metro area with 10.5 days of rain, and January is the driest month with only 4.2 rainy days. There are 84.4 rainy days annually in the Yankton metro area, which is rainier than most places in South Dakota. The rainiest season is Summer when it rains 31% of the time and the driest is Spring with only a 16% chance of a rainy day.

An annual snowfall of 33.9 inches in the Yankton metro area means that it is less snowy than most places in South Dakota. December is the snowiest month in the Yankton metro area with 6.7 inches of snow, and 7 months of the year have significant snowfall.

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