Rapid City weather in May
Mild and comfortable, with some rainy days. Average highs of 19°C and lows of 7°C, with around 12 rainy days expected throughout the month.
While May isn't our top-rated month for Rapid City, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
19°C
Average low
7°C
Rainy days
12 days
Best months to visit
June, July, August, September
What to do in Rapid City in May
Whatever the weather, Rapid City rewards curious visitors. Here are some of the best ways to spend your time:
Drive to Mount Rushmore for the iconic four presidents vista
Explore the Badlands' alien landscape of eroded buttes
Visit Wind Cave National Park's underground passages
Hike Cathedral Spires Trail among granite peaks
Tour the Museum of the Black Hills
Explore Deadwood's preserved Wild West town
What to pack for May
Layer up — a mid-weight jacket, jumpers, and comfortable trousers. Waterproof shoes are recommended. Scarves and gloves may be useful in the evenings.
Browse other months
January
3C
Cold, and mostly sunny skies.
February
2C
Cold, with occasional showers.
March
9C
Cold, with occasional showers.
April
13C
Cool, with occasional showers.
May (you are here)
19C
Mild and comfortable, with some rainy days.
Recommended
June
26C
Warm and pleasant, with some rainy days.
Recommended
July
30C
Hot and humid, with occasional showers.
Recommended
August
28C
Warm and pleasant, with occasional showers.
Recommended
September
24C
Mild and comfortable, with occasional showers.
October
15C
Cool, with occasional showers.
November
9C
Cold, and mostly sunny skies.
December
3C
Cold, with occasional showers.
Book your May trip to Rapid City
Find hotels, tours and experiences for the perfect escape.
