When to go · Rapid City
Rapid City in August
Great month. Inside Rapid City's best window: May–Sep; Jun–Aug is peak.
Key facts
- Verdict
- Great
- Temperature
- 29°C84°F / 14°C57°F
- average high / low
- Rain days
- 8
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
GreatBest and avoid months for Rapid City
Inside Rapid City's best window: May–Sep; Jun–Aug is peak.
Weather in August
- Rapid CityHighs around 29 °C, lows around 14 °C, rain on about 8 daysHighs around 84 °F, lows around 57 °F, rain on about 8 days
Crowds and prices
- Crowds · United States overall
- High
- Prices · United States overall
- High
United States overall: Hot and busy; wildfire smoke in the West, hurricane peak begins in the Southeast.
High-price month: see what to book ahead.
What to pack
Nothing unusual for the weather this month.