What is the hottest month in Clark, SD?

July is the warmest month, with a normal high of 81°F at Clark No2.

What is the coldest month in Clark, SD?

January is the coldest month, with a normal low of 3°F.

What is the wettest month in Clark, SD?

June has the most precipitation on average, about 3.92 inches.

Checked Oct 25, 2026

Clark, SD Climate

1991 to 2020 normals at Clark No2, 0.2 mi from the center of Clark, elevation 1814 ft.

Average weather by month

Select a month for daily normals and last year's weather

Month	High	Low	Precip.	Snow
January	21°	3°	0.49 in	--
February	26°	7°	0.69 in	--
March	39°	20°	1.01 in	--
April	54°	32°	2.29 in	--
May	67°	45°	3.10 in	--
June	77°	56°	3.92 in	--
July	81°	60°	3.44 in	--
August	79°	58°	2.77 in	--
September	72°	49°	2.54 in	--
October	57°	35°	2.11 in	--
November	40°	21°	0.83 in	--
December	27°	9°	0.78 in	--
Year	53°		23.97 in	--

Frequently asked questions

What is the hottest month in Clark, SD?: July is the warmest month, with a normal high of 81°F at Clark No2.
What is the coldest month in Clark, SD?: January is the coldest month, with a normal low of 3°F.
What is the wettest month in Clark, SD?: June has the most precipitation on average, about 3.92 inches.

Today

Clark, SD forecast

Data sources

U.S. Climate Normals 1991-2020NOAA National Centers for Environmental Information · Official site
U.S. Climate Normals 1991-2020 (daily) and GHCN-Daily via Access Data ServiceNOAA National Centers for Environmental Information · Official site

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About this data

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Climate normals are 30-year averages measured at one weather station, which may be miles from the place named here or at a different elevation.

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