Brown County, SD Weather


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The most pleasant months of the year for Brown County are June, August and September. In Brown County, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Brown County with an average high temperature of 83.7°, which ranks it as cooler than most places in South Dakota. March is the snowiest month in Brown County with 6.8 inches of snow, and 7 months of the year have significant snowfall. But there some days when the humidity becomes unpleasant, especially in July and August.

Today's Weather - Brown, SD

1 PM PST

Mostly Sunny

69°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
This AfternoonMostly Sunny72° / 46°N 15 mph
FridaySunny74° / 42°NW 13 to 24 mph
SaturdayMostly Sunny78° / 51°WSW 6 to 14 mph
SundaySunny79° / 46°NW 8 to 12 mph
MondaySunny71° / 49°NE 12 mph
TuesdayChance Rain Showers70° / 48°SSE 10 to 14 mph
WednesdayChance Showers And Thunderstorms68° / 46°NW 10 to 16 mph

Weather Highlights

Summer High: the July high is around 84 degrees
Winter Low: the January low is 2
Rain: averages 22 inches of rain a year
Snow: averages 38 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Brown 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
January22°
February28°
March40° 20°
April57° 32°
May69° 45°
June78° 55°
July84° 60°
August82° 57°
September72° 46°
October58° 33°
November40° 19°
December26°
Hot, Freezing, Rainy, Snowy Days: Brown
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January03156
February02855
March02874
April01672
May02100
June20110
July6090
August4080
September1270
October01471
November02764
December03156

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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