Rapid City Airport (RAP) Weather 06/23/2026
This Afternoon
70
Mostly Sunny
Tonight
42
Increasing Clouds
Monday
78
Mostly Sunny then Mostly Sunny and Breezy
Monday Night
49
Mostly Cloudy and Breezy then Mostly Cloudy
Tuesday
85
Partly Sunny
Tuesday Night
58
Partly Cloudy then Slight Chance Showers
Wednesday
77
Sunny and Windy
Wednesday Night
48
Mostly Clear and Windy then Partly Cloudy
Thursday
76
Mostly Sunny then Mostly Sunny and Breezy
Thursday Night
48
Mostly Clear
Juneteenth
84
Mostly Sunny
Friday Night
52
Partly Cloudy
Saturday
79
Mostly Sunny then Slight Chance T-storms
Weekly Forecast
This Afternoon
Mostly sunny, with a high near 70. North wind around 10 mph, with gusts as high as 24 mph.
Tonight
Increasing clouds, with a low around 42. North wind 6 to 9 mph becoming west in the evening. Winds could gust as high as 22 mph.
Monday
Mostly sunny, with a high near 78. Breezy, with a northwest wind 9 to 14 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph.
Monday Night
Mostly cloudy, with a low around 49. Breezy, with a west wind 19 to 24 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 33 mph.
Tuesday
Partly sunny, with a high near 85. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 58. South wind 5 to 10 mph becoming northwest 12 to 17 mph after midnight. Winds could gust as high as 32 mph.
Wednesday
Sunny, with a high near 77. Windy.
Wednesday Night
Partly cloudy, with a low around 48. Windy.
Thursday
Mostly sunny, with a high near 76. Breezy.
Thursday Night
Mostly clear, with a low around 48.
Juneteenth
Mostly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 52.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.