Climate & Weather in Rapid City
Rapid City has a real, genuine four-season continental High Plains climate -- hot summers (July average high around 84.7°F) and cold, snowy winters (December average high around 32.5°F, approximately 52 inches of annual snowfall) -- shaped by its position at the eastern edge of the Black Hills.
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Learn moreHot, Mostly Clear Summers
July, Rapid City's warmest month, is cited with an average high around 84.7°F, with summer temperatures generally ranging between approximately 80°F and 95°F, described as warm and mostly clear.
Cold, Snowy, Windy Winters
December, one of Rapid City's coldest months, is cited with an average high around 32.5°F, with winter temperatures dropping to around 20°F and described as freezing, snowy, windy, and partly cloudy. Over the full year, temperatures typically range from approximately 17°F to 87°F.
Annual Precipitation and Snowfall
Annual precipitation is cited at approximately 20 inches, with approximately 52 inches of snowfall, concentrated primarily from December through April and peaking around 5.43 inches in April specifically. Summers bring the most precipitation; winters are comparatively cold and dry, with regular snowfall.
A Genuinely Severe-Weather-Prone Climate Distinct From Milder Tier A+ Markets
As detailed fully on the flood-hurricane-risk topic page, Rapid City's climate carries real, documented severe convective weather risk (large hail as the single most frequently cited hazard, an average of ~7 tornadoes/year) and real wildfire exposure from Black Hills proximity -- a genuinely different, more severe-weather-prone climate profile than several milder-climate Tier A+ markets elsewhere in this project's dataset.
Key takeaways
- Rapid City's July average high runs around 84.7°F, in a warm, mostly clear summer season.
- Rapid City's December average high runs around 32.5°F, with real, genuine continental winter conditions including approximately 52 inches of annual snowfall.
- Annual precipitation runs approximately 20 inches, concentrated in the warmer months, with winter precipitation arriving primarily as snow.
- Rapid City's climate carries real, documented severe-weather risk (hail, tornado, wildfire) distinct from milder-climate Tier A+ markets elsewhere in this project's dataset -- see the flood-hurricane-risk topic page for full detail.
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