Rapid City weather in August 2024

The temperatures in Rapid City in August are comfortable with low of 17°C and and high up to 29°C.

You can expect about 3 to 8 days of rain in Rapid City during the month of August. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Rapid City in August 2024.

If you’re planning to visit Rapid City in the near future, we highly recommend that you review the 14 day weather forecast for Rapid City before you arrive.

Temperatures

29° / 17°

Rainy Days

Snowy Days

Dry Days

Rainfall

Sun Hours

11.9

Hrs

Sun	Mon	Tue	Wed	Thu	Fri	Sat
				1 35° /20°	2 36° /20°	3 33° /20°
4 33° /21°	5 31° /20°	6 31° /19°	7 24° /15°	8 33° /17°	9 32° /19°	10 34° /20°
11 36° /20°	12 34° /21°	13 31° /19°	14 33° /17°	15 33° /18°	16 36° /21°	17 35° /20°
18 35° /21°	19 28° /18°	20 24° /13°	21 33° /14°	22 35° /20°	23 35° /21°	24 33° /21°
25 28° /18°	26 31° /17°	27 35° /18°	28 32° /19°	29 31° /15°	30 34° /18°	31 33° /17°

Explore the weather in Rapid City in other months

Rapid City annual weather

Month	Temperatures	Rainy Days	Dry Days	Snowy Days	Rainfall	Weather	More details
January	1° / -7°	5	14	13	23 mm	Awful	Rapid City in January
February	1° / -8°	5	10	14	35 mm	Awful	Rapid City in February
March	8° / -2°	5	17	10	57 mm	Bad	Rapid City in March
April	12° / 1°	7	16	7	115 mm	Awful	Rapid City in April
May	18° / 7°	10	19	2	139 mm	Bad	Rapid City in May
June	26° / 13°	7	23	0	122 mm	Good	Rapid City in June
July	30° / 18°	7	24	0	117 mm	Ok	Rapid City in July
August	29° / 17°	6	25	0	96 mm	Good	Rapid City in August
September	24° / 13°	3	27	0	56 mm	Perfect	Rapid City in September
October	14° / 4°	3	23	4	63 mm	Ok	Rapid City in October
November	8° / -1°	3	21	6	25 mm	Bad	Rapid City in November
December	1° / -7°	3	17	11	30 mm	Awful	Rapid City in December