Climate of Rapid City
Rapid City has a semi-arid climate. It hardly rains here. The average annual temperature for Rapid City is 27° degrees and there is about 130 inch of rain in a year. It is dry for 198 days a year with an average humidity of 63% and an UV-index of 4.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 0°C and 29°C
- Night:the average nighttime temperature is between -8°C and 17°C
- Rain: it rains 114 days and there is a total of approximately 329 mm rainfall
- Snow: it snows an average of 47 days per year
- Sun hours: throughout the year there are 3236 sun hours
Maximum temperature: | between 0°C and 29°C |
Warmest month: | 29°C in July |
Coldest month: | 0°C in January |
Night temperature: | between -8°C and 17°C |
Dry days: | 204 days |
Days with rain: | 114 days |
Days with snow: | 47 days |
Total rain sum: | 329 mm |
Hours of sunshine: | 3236 hours |
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Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Rapid City.
Precipitation graph
This graph shows the average amount of rainfall per month for Rapid City.
Climate table of Rapid City
In this climate table you can see at a glance what the average weather per month is for Rapid City. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Rapid City might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°F) | 33 | 33 | 45 | 53 | 64 | 76 | 85 | 82 | 74 | 57 | 46 | 32 |
Night temp. (°F) | 18 | 18 | 29 | 35 | 45 | 56 | 63 | 62 | 54 | 41 | 29 | 18 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (inch) | 4 | 6 | 10 | 19 | 19 | 17 | 13 | 14 | 7 | 10 | 4 | 6 |
Days with rain | 5 | 6 | 9 | 14 | 16 | 13 | 12 | 12 | 7 | 9 | 6 | 5 |
Days with snow | 9 | 10 | 7 | 5 | 1 | - | - | - | - | 2 | 5 | 8 |
Dry days | 17 | 12 | 15 | 11 | 14 | 17 | 19 | 19 | 23 | 20 | 19 | 18 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 6 | 6 | 8 | 10 | 11 | 12 | 12 | 12 | 11 | 7 | 7 | 6 |
Wind force (Bft) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
UV-index | 2 | 2 | 3 | 3 | 5 | 6 | 6 | 6 | 4 | 3 | 2 | 2 |
Best time to visit Rapid City
The best time to visit Rapid City in the state of South Dakota is from May through September. In this period you have a warm temperature and almost no precipitation. The highest average temperature in Rapid City is 85°F in July and the lowest is 32°F in December.
Climate of Rapid City by month
What is the average climate in a given month for Rapid City? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
Rapid City weather experiences
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