Temperature in South Dakota in August

Daytime highs, nighttime lows and the warmest cities in South Dakota, the United States of America this August.

South Dakota, the United States of America, a region in the United States of America, experiences maximum daytime temperatures in August ranging from 26°C (79°F) in Lead to 31°C (88°F) in Kadoka. Nighttime temperatures generally drop to 15°C (59°F) in Kadoka and 12°C (54°F) in Lead. August is a summer month.

What is the temperature of the different cities in South Dakota, the United States of America in August?

Explore the map below to discover average August temperatures at the top destinations in South Dakota. For a deeper dive, simply click on any destination dot.

Select a Month

Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit South Dakota, check out our South Dakota's climate page.

See also: South Dakota weather by month.

Best Places to Visit in South Dakota in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across South Dakota.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in August: blue is cold, red is hot.

See all August weather averages, cities and regions in South Dakota

South Dakota temperatures in August: frequently asked questions

How hot does it get in South Dakota, the United States of America in August?

Average daytime highs in South Dakota, the United States of America during August reach about 28°C (82°F) in Sioux Falls.

How cold does it get at night in South Dakota, the United States of America in August?

Nighttime temperatures in Sioux Falls typically drop to around 16°C (61°F) in August.

What is the warmest city in August in South Dakota, the United States of America?

Data insights from our comprehensive database indicate that Kadoka is the city with the highest warmth. Daytime peaks average near 31°C (88°F), while the nights are characterized by a low temperature close to 15°C (59°F).

What is the coldest city in August in South Dakota, the United States of America?

The coldest city in August in South Dakota, the United States of America is Lead when we check our database. The maximum daytime temperatures are around 26°C (79°F) and minimum nighttime temperatures fall around 12°C (54°F).

Interested in more climate information?

We have much more information about the climate in South Dakota.

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