The weather in July in Rapid City

It's hot in July in Rapid City with an average temperature of 30°C. Temperatures this month range from a low of 27°C to a high of 33°C. At night, you can expect temperatures between 14°C and 18°C.

July is a good month to be in Rapid City for sunny weather. You’ll have high temperatures and not too much rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in July for Rapid City, South Dakota. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 41°C in 2021, Rapid City reached the highest temperature in July over the past 10 years. The lowest daytime temperature in this month was 17°C in 2023. The extreme nighttime temperatures ranged from a lowest recorded value of 7°C to a highest value of 24°C.

Rainfall amount

In July, there is an average of 76 mm of precipitation, spread over 12 days. The wind speed is around 5 Bft, mostly coming from the South.

Daily weather in July for Rapid City

Click on any day in July to get detailed info about the usual weather on that day in Rapid City. Check out the historical temperatures and precipitation over the past 10 years on this day.

July weather comparison

  Rapid City New York
Average temperature 30°C 31°C
Max. temperature 33°C 33°C
Min. temperature 14°C -5°C
Total precipitation 76 mm 160 mm
Rainy days 12 days 18 days

Start of July

The month of July starts in Rapid City with hot temps, averaging around 30°C during the day and nights around 17°C.

Mid July

By mid-July, daytime temps rise to around 31°C, with nights around 17°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.

End of July

By the end of July, the average daytime temperature in Rapid City is around 31°C, while nighttime temps are about 17°C. A shower might pop up, but overall, the weather will be dry and sunny.

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UV index

The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Check out the climate of Rapid City for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in July in Rapid City, South Dakota. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in July in Rapid City

Temperature in July in Rapid City over the years

Precipitation charts

These charts show the average amount of precipitation in July in Rapid City, South Dakota. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in July in Rapid City

Total precipitation in July in Rapid City over the years

Daily UV index in July in Rapid City

This chart shows the average daily UV index in July in Rapid City, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in July in Rapid City

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Average weather in Rapid City by month

Click on a month below to see detailed weather info for Rapid City. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.