Gann Valley, SD Weather


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United States / South Dakota / No Metro Area / Buffalo County / Gann Valley / Zip Codes

The most pleasant months of the year for Gann Valley are June, September and August. In Gann Valley, there are 3 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Gann Valley with an average high temperature of 86.4°, which ranks it as warmer than most places in South Dakota. March is the snowiest month in Gann Valley with 7.8 inches of snow, and 7 months of the year have significant snowfall. There are few days during the summer when the humidity becomes unpleasant.

Today's Weather - Gann Valley, SD

8 PM PST

Scattered Rain Showers

52°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
TonightScattered Rain Showers46° / 53°NNW 6 to 17 mph
Saturday NightRain Showers40° / 46°NE 20 mph
Sunday NightRain Showers Likely36° / 61°NW 14 to 17 mph
Monday NightPartly Cloudy then Slight Chance Rain Showers45° / 64°SSE 10 to 14 mph
Tuesday NightChance Rain Showers41° / 64°W 9 to 16 mph
Wednesday NightSlight Chance Rain Showers41° / 61°ENE 14 mph
Thursday NightPartly Cloudy then Slight Chance Rain Showers40° / 64°NE 17 mph

Average Monthly High and Low (°F)
HighLow
January28°
February32° 10°
March44° 21°
April58° 33°
May70° 45°
June79° 55°
July86° 61°
August85° 59°
September75° 48°
October61° 35°
November43° 21°
December30°
Hot, Freezing, Rainy, Snowy Days: Gann Valley
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January03132
February02733
March02752
April01471
May1290
June3090
July10070
August8060
September3160
October01250
November02542
December03133

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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