 |
 Current Rapid City Weather Conditions |
Updated May 17th at 3:52 am |
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| Overcast |
| Temperature: | 46°F |
Dew Point: | 43°F |
| Barometer: | 29.68 inHg |
Wind: | N 21 Mph |
| Humidity: | 87.2% |
Visibility: | 0M |
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| Rapid City Weather Forecast Summary |
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Today
May 17th
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Monday
May 18th
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Tuesday
May 19th
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Wednesday
May 20th
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Thursday
May 21st
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 |
Mostly Cloudy |
Mostly Cloudy |
Mostly Sunny |
Mostly Sunny |
Mix of Sun and Cloud |
60°F
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48°F
37°F |
61°F
33°F |
75°F
44°F |
64°F
48°F |
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| Rapid City Detailed Weather Forecast |
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| Sunday, May 17th, 2026 |
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Morning |
Temperature: 53°F |
| Cloudy with sunny periods with a chance of showers. Windy at times. |
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Afternoon |
Temperature: 51°F |
| Cloudy with a slight chance of showers. Wind 20 to 30 mph. |
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Evening |
Temperature: 55°F |
| A mix of cloudy and clear skies. Windy. |
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| Monday, May 18th, 2026 |
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Overnight |
Temperature: 45°F |
| A mix of cloudy and clear skies. Windy. |
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Morning |
Temperature: 38°F |
| Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy. |
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Afternoon |
Temperature: 39°F |
| Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy. |
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Evening |
Temperature: 40°F |
| A mix of cloudy and clear skies with a chance of showers. Showers possibly mixed with wet flurries. Windy at times. |
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| Tuesday, May 19th, 2026 |
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Overnight |
Temperature: 35°F |
| Clear. |
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Morning |
Temperature: 39°F |
| Sunny. |
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Afternoon |
Temperature: 57°F |
| A mix of sun and cloud. Windy at times. |
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Evening |
Temperature: 56°F |
| Mostly clear. Windy at times. |
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| Wednesday, May 20th, 2026 |
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Overnight |
Temperature: 46°F |
| Clear. |
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Morning |
Temperature: 51°F |
| Sunny. Windy. |
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Afternoon |
Temperature: 73°F |
| Sunny with cloudy periods. Windy. |
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Evening |
Temperature: 66°F |
| A mix of cloudy and clear skies. Windy at times. |
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| Thursday, May 21st, 2026 |
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Overnight |
Temperature: 51°F |
| A mix of clear and cloudy skies. Windy. |
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Morning |
Temperature: 49°F |
| Mostly cloudy with a chance of showers. Windy at times. |
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Afternoon |
Temperature: 57°F |
| Mostly sunny with a chance of showers. |
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Evening |
Temperature: 60°F |
| Mostly clear. Windy at times. |
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| Friday, May 22nd, 2026 |
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Overnight |
Temperature: 52°F |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 56°F |
| Cloudy. |
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Afternoon |
Temperature: 69°F |
| A mix of cloud and sun. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 63°F |
| A mix of cloudy and clear skies. Slight chance of a thunderstorm. Windy at times. |
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| Saturday, May 23rd, 2026 |
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Overnight |
Temperature: 50°F |
| Clear. Windy at times. |
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Morning |
Temperature: 57°F |
| Mostly sunny. Windy at times. |
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Afternoon |
Temperature: 79°F |
| Sunny. Windy. |
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Evening |
Temperature: 78°F |
| A mix of clear and cloudy skies. Windy at times. |
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| Sunday, May 24th, 2026 |
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Overnight |
Temperature: 64°F |
| Mostly clear. Windy at times. |
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Morning |
Temperature: 70°F |
| Mostly sunny. Windy at times. |
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Afternoon |
Temperature: 81°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 75°F |
| Mostly clear. Windy at times. |
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| Monday, May 25th, 2026 |
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Overnight |
Temperature: 63°F |
| Clear. |
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Morning |
Temperature: 70°F |
| Sunny. |
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Afternoon |
Temperature: 91°F |
| Sunny. Windy. |
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Evening |
Temperature: 85°F |
| Clear. Windy at times. |
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