Powell, SD Climate


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Powell, South Dakota has a semi-arid climate with warm summers and cold winters. Average temperatures in the summer range from highs of 81°F to lows of 54°F while winter temperatures range from highs of 25°F to lows of -3°F. The area gets about 21 inches of rain each year and 11 inches of snow, making it slightly drier than the national average. Summers tend to be dry, with most precipitation occurring in the spring and fall months. On average, July is the hottest month and January is the coldest month in Powell.

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Powell is 6.7 (10=best), which means it is less comfortable than most places in South Dakota.

9.2 Summer - 4.1 Winter
August, July and June are the most pleasant months in Powell, while January and December are the least comfortable months.

  ClimatePowell, South DakotaUnited States
  21.1 in.38.1 in.
  36.2 in.27.8 in.
  76.2 days106.2 days
  202 days205 days
  84.1°85.8°
  2.7°21.7°
  6.77
  2.94.3
  1503 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 Powell with an average high temperature of 84.1°, which ranks it as cooler than most places in South Dakota. In Powell, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Powell are June, August and September.
In Powell, there are 16.2 days annually when the high temperature is over 90°, which is about average compared to other places in South Dakota.
January has the coldest nighttime temperatures for Powell with an average of 2.7°. This is colder than most places in South Dakota.
In Powell, there are 178.1 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in South Dakota.
In Powell, there are 35.2 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in South Dakota.
Humidity in Powell 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 Powell with 3.5 inches of rain, and the driest month is December with 0.4 inches. The wettest season is Autumn with 44% of yearly precipitation and 7% occurs in Spring, which is the driest season. The annual rainfall of 21.1 inches in Powell means that it is drier than most places in South Dakota.
June is the rainiest month in Powell with 10.0 days of rain, and December is the driest month with only 4.3 rainy days. There are 76.2 rainy days annually in Powell, which is less rainy than most places in South Dakota. The rainiest season is Autumn when it rains 33% of the time and the driest is Spring with only a 18% chance of a rainy day.
An annual snowfall of 36.2 inches in Powell means that it is less snowy than most places in South Dakota. February is the snowiest month in Powell with 6.9 inches of snow, and 7 months of the year have significant snowfall.
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