McCook County, SD Weather


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United States / South Dakota / / McCook County / Cities / Zip Codes

The most pleasant months of the year for McCook County are June, August and September. In McCook County, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for McCook County with an average high temperature of 84.3°, which ranks it as about average compared to other places in South Dakota. December is the snowiest month in McCook County with 7.1 inches of snow, and 7 months of the year have significant snowfall. July is the most humid month, though humidity is low for most of the year.

Today's Weather - McCook, SD

7 AM PST

Showers And Thunderstorms

51°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
TodayShowers And Thunderstorms61° / 49°SE 20 to 25 mph
SaturdayCloudy61° / 46°NNW 10 to 15 mph
SundayShowers And Thunderstorms57° / 39°NE 15 to 20 mph
MondaySlight Chance Rain Showers then Partly Sunny61° / 46°W 15 to 20 mph
TuesdayMostly Sunny then Chance Rain Showers69° / 44°WSW 15 to 20 mph
WednesdayChance Rain Showers70° / 43°WNW 15 mph
ThursdaySlight Chance Rain Showers66° / 43°NNE 10 to 15 mph

Weather Highlights

Summer High: the July high is around 84 degrees
Winter Low: the January low is 7
Rain: averages 27 inches of rain a year
Snow: averages 36 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the McCook County area is 9.2 (10=best), which means it is more comfortable than most places in South Dakota.

9.2 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January26°
February32° 12°
March43° 22°
April58° 35°
May70° 47°
June79° 57°
July84° 62°
August82° 60°
September74° 50°
October60° 36°
November43° 23°
December28° 10°
Hot, Freezing, Rainy, Snowy Days: McCook
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January03144
February02743
March02663
April01281
May11100
June20100
July6080
August3070
September1070
October0960
November02553
December03144

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.

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