White River, SD Climate


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United States / South Dakota / No Metro Area / Mellette County / White River / Zip Codes
The climate in White River, SD is characterised by long, cold winters and short, warm summers. Winters are generally dry with an average of 51 inches of total snowfall per year. Temperatures typically reach lows of -4 °F during the winter months, while summer temperatures peak at around 87 °F in July and August. Precipitation is relatively evenly distributed throughout the year, averaging around 14 inches annually. Spring is usually the wettest season with around 6-7 inches of rainfall over a three month period from March to May.

White River, South Dakota gets 20 inches of rain, on average, per year. The US average is 38 inches of rain per year.

White River averages 41 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 227 sunny days per year in White River. The US average is 205 sunny days.

White River gets some kind of precipitation, on average, 80 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 89 degrees
Winter Low: the January low is 12
Rain: averages 20 inches of rain a year
Snow: averages 41 inches of snow a year


Bestplaces Comfort Index

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

8.9 Summer - 5.1 Winter
June, September and August are the most pleasant months in White River, while December and January are the least comfortable months.

  ClimateWhite River, South DakotaUnited States
  20.2 in.38.1 in.
  41.0 in.27.8 in.
  79.7 days106.2 days
  227 days205 days
  88.6°85.8°
  11.8°21.7°
  77
  3.44.3
  2136 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 White River with an average high temperature of 88.6°, which ranks it as one of the hottest places in South Dakota. In White River, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for White River are September, June and May.
In White River, there are 37.8 days annually when the high temperature is over 90°, which is one of the hottest places in South Dakota.
January has the coldest nighttime temperatures for White River with an average of 11.8°. This is warmer than most places in South Dakota.
In White River, there are 158.3 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Dakota.
In White River, there are 18.0 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in South Dakota.
Humidity in White River 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 White River with 3.5 inches of rain, and the driest month is January with 0.4 inches. The wettest season is Autumn with 39% of yearly precipitation and 7% occurs in Spring, which is the driest season. The annual rainfall of 20.2 inches in White River means that it is drier than most places in South Dakota.
June is the rainiest month in White River with 10.3 days of rain, and January is the driest month with only 4.2 rainy days. There are 79.7 rainy days annually in White River, which is about average compared to other places in South Dakota. The rainiest season is Autumn when it rains 32% of the time and the driest is Spring with only a 16% chance of a rainy day.
An annual snowfall of 41.0 inches in White River means that it is snowier than most places in South Dakota. March is the snowiest month in White River with 9.3 inches of snow, and 7 months of the year have significant snowfall.
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