World Resorts USA Rapid City

Rapid City Monthly Weather Averages

Please click on any column to get detailed information about Rapid City weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

The warmest month in Rapid City is july. The average daily temp is 84.4°F. The average nightly temp is 65.0°F.

Precipitation total, in.

November is the month with least precipitations during the year. The average precipitation totals for this month is 0.1 in. The month with most precipitation total is May.

Number of rainy days

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

* Charts above show average data for the last 3 years.

Best time for vacation in Rapid City

Sunniest months:
September 23 days
August 22 days
October 21 days
Warmest months:
July 84.4 °F
August 83.4 °F
September 76.9 °F
Coldest months:
February 31.7 °F
January 32.3 °F
December 37.5 °F
Rainiest months:
May 2 days
April 1 day
June 1 day
Windiest months:
April 10.1 mph
December 9.5 mph
November 9.0 mph

Rapid City on a weather map

Rapid City
+39°F
SE 10 mph
Feels like: +30°F
Precip.: 0%
Places in USA:
Name
°F
+36°F
+73°F
+73°F
+41°F
+50°F
+64°F
+72°F
+66°F
+32°F
+54°F
+45°F
+63°F
+63°F
+68°F
+36°F
24 Hours Forecast
Rapid City
Local time: 04:19
January 08, thursday
0600
34°F
SE
6 mph
0900
30°F
S
5 mph
1200
30°F
S
4 mph
1500
34°F
SW
5 mph
1800
32°F
W
6 mph
2100
30°F
NW
5 mph
January 09, friday
0000
28°F
N
4 mph
0300
28°F
E
4 mph
Units of measurement: °C / °F