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South Dakota United States of America
Temperatures in May
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South Dakota temperatures in May

South Dakota is a region in the United States of America. May in has maximum daytime temperatures ranging from moderate in Custer with 16°C to high temperatures in Vermillion with 23°C. Nighttime temperatures generally drop to 9°C in Vermillion and 3°C in Custer.

What is the temperature of the different cities in South Dakota in May?

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

Weather conditions Weather
Temperatures
Precipitation
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • What is the warmest city in May in South Dakota?
    • According to our recent database analysis, Vermillion is the warmest city. It experiences an average maximum daytime temperature of approximately 23°C and rarely drops below 9°C during the night.

  • What is the coldest city in May in South Dakota?
    • In our database, Custer is the chilliest city in May in South Dakota. Daytime temperatures typically peak at 16°C, while the nighttime lows hover around 3°C.

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