Rapid City Weather Forecast
- 41
- 61
Increasing Clouds
- 39
- 53
Chance Rain Showers
- 42
- 62
Slight Chance Thunderstorms
- 47
- 66
Slight Chance Thunderstorms
- 54
- 79
Mostly Sunny
- 56
- 83
Partly Sunny
Today 22 May Rapid City
Not as cool. Mostly sunny. Widespread frost in the morning. Highs in the lower 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.
Tonight 22 May Rapid City
Not as cool. Partly cloudy with a chance of rain Showers and a slight chance of a thunderstorm in the Evening, then mostly cloudy with a chance of rain after midnight. Lows around 40. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 50 percent.
Rapid City Temperature Statistics
May Temperature
Ellsworth Air Force Base (8.1 miles)
Lowest 3 May, 2022
32 °FAverage May
54.2 °FHighest 7 May, 2022
81.9 °F
Climate (2010–Present)
Ellsworth Air Force Base (8.1 miles)
Average Low 2010–Present
35.9 °FAverage 2010–Present
47.2 °FAverage High 2010–Present
58.7 °F