Zip 57571 (St. Charles, SD) Climate

St. Charles, SD has a mild, four-season climate with cool summers and cold winters. During the summer months, temperatures range from the high 70s to mid 80s Fahrenheit while during winter they stick to the 20s or 30s Fahrenheit with occasional snowfall. The area receives above average precipitation throughout the year with more rain occurring in spring and summer and more snow likely to occur in winter months. In addition, St. Charles is often impacted by strong winds which can blow through the area year-round at speeds of up to 20 mph or higher.

St. Charles (zip 57571), South Dakota gets 26 inches of rain, on average, per year. The US average is 38 inches of rain per year.

St. Charles (zip 57571) averages 40 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 220 sunny days per year in St. Charles (zip 57571). The US average is 205 sunny days.

St. Charles (zip 57571) gets some kind of precipitation, on average, 79 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 10
Rain: averages 26 inches of rain a year
Snow: averages 40 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 57571 zip code is 7.0 (10=best), which means it is one of the most pleasant places in South Dakota.

9.2 Summer - 4.8 Winter

August, June and July are the most pleasant months in the 57571 zip code, while January and December are the least comfortable months.

Climate	St. Charles, South Dakota	United States
	25.7 in.	38.1 in.
	39.7 in.	27.8 in.
	79.3 days	106.2 days
	220 days	205 days
	85.8°	85.8°
	10.1°	21.7°
	7	7
	3.6	4.3
	2131 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 57571 zip code with an average high temperature of 85.8°, which ranks it as warmer than most places in South Dakota. In the 57571 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 57571 zip code are June, September and August.

In the 57571 zip code, there are 23.3 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 57571 zip code with an average of 10.1°. This is warmer than most places in South Dakota.

In the 57571 zip code, there are 159.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Dakota.

In the 57571 zip code, there are 18.9 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in South Dakota.

Humidity in the 57571 zip code is generally low and comfortable. But there some days when the humidity becomes unpleasant, especially in July and August. The most humid months (but still comfortable) are July, August and June.

June is the wettest month in the 57571 zip code with 3.9 inches of rain, and the driest month is January with 0.6 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 25.7 inches in the 57571 zip code means that it is wetter than most places in South Dakota.

June is the rainiest month in the 57571 zip code with 10.1 days of rain, and January is the driest month with only 3.7 rainy days. There are 79.3 rainy days annually in the 57571 zip code, which is less rainy than most places in South Dakota. The rainiest season is Autumn when it rains 32% of the time and the driest is Spring with only a 15% chance of a rainy day.

An annual snowfall of 39.7 inches in the 57571 zip code means that it is snowier than most places in South Dakota. March is the snowiest month in the 57571 zip code with 7.5 inches of snow, and 7 months of the year have significant snowfall.

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