Dexter, SD Climate


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Dexter, SD is located in the northern part of the state and enjoys a temperate climate with four distinct seasons. Summers are warm and humid with average temperatures reaching into the mid-80s Fahrenheit, while winters are cold and snowy with temperatures averaging between 10 to 25 degrees Fahrenheit. On average, Dexter receives around 22 inches of snow annually and has an average annual precipitation of roughly 28 inches.

Dexter, South Dakota gets 24 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Dexter averages 43 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 209 sunny days per year in Dexter. The US average is 205 sunny days.

Dexter gets some kind of precipitation, on average, 88 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 83 degrees
Winter Low: the January low is 3
Rain: averages 24 inches of rain a year
Snow: averages 43 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Dexter is 6.6 (10=best), which means it is less comfortable than most places in South Dakota.

9.3 Summer - 3.9 Winter
August, July and June are the most pleasant months in Dexter, while January and December are the least comfortable months.

  ClimateDexter, South DakotaUnited States
  23.6 in.38.1 in.
  42.6 in.27.8 in.
  88.4 days106.2 days
  209 days205 days
  82.6°85.8°
  3.1°21.7°
  6.67
  3.64.3
  1813 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 Dexter with an average high temperature of 82.6°, which ranks it as cooler than most places in South Dakota. In Dexter, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Dexter are June, August and July.
In Dexter, there are 9.9 days annually when the high temperature is over 90°, which is cooler than most places in South Dakota.
January has the coldest nighttime temperatures for Dexter with an average of 3.1°. This is colder than most places in South Dakota.
In Dexter, there are 171.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in South Dakota.
In Dexter, there are 33.2 days annually when the nighttime low temperature falls below zero°, which is colder than most places in South Dakota.
Humidity in Dexter 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 Dexter with 3.7 inches of rain, and the driest month is December with 0.5 inches. The wettest season is Autumn with 42% of yearly precipitation and 7% occurs in Spring, which is the driest season. The annual rainfall of 23.6 inches in Dexter means that it is about average compared to other places in South Dakota.
June is the rainiest month in Dexter with 11.0 days of rain, and January is the driest month with only 5.1 rainy days. There are 88.4 rainy days annually in Dexter, which is rainier 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 18% chance of a rainy day.
An annual snowfall of 42.6 inches in Dexter means that it is snowier than most places in South Dakota. February is the snowiest month in Dexter with 8.6 inches of snow, and 7 months of the year have significant snowfall.
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