Rapid City weather in September 2024

Expect 23°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Rapid City in September. Check more long-term weather averages for Rapid City in September before you book your next holiday to South Dakota in 2024/2025.

23
23°C max day temperature
9
9 hours of sunshine per day
7
7 days with some rainfall
7
7°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
30
30 mm of monthly rainfall
6
6 (High) UV index

More about Rapid City

Rapid City by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for South Dakota

TravelUp: up to £11 off last minute flight deals

Discount Code

Save up to £11 on last minute flights with TravelUp
Book flights to Asia, the Middle East, Europe & more
Offer valid on bookings over £200. Use discount code

Show discount code

******M11

Redeem Travel Up discount code >>

Expires at 23:59 on Tuesday 30th Apr 2024 · View all Travel Up offers

The September weather guide for South Dakota (Rapid City) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)

More about the USA

How hot is it in Rapid City in September?

Daytime temperatures usually reach 23°C in Rapid City in September, falling to 7°C at night.

How sunny is it in Rapid City in September?

There are normally 9 hours of bright sunshine each day in Rapid City in September - that's 69% of daylight hours.

Does it rain in Rapid City in September?

There are usually 7 days with some rain in Rapid City in September and the average monthly rainfall is 30mm.

Rapid City September sunrise & sunset times

Browse the sunrise and sunset times for Rapid City in September 2024. Select a month to view Rapid City sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Sunday, 1st September 2024	06:17	19:28
Sunday, 15th September 2024	06:33	19:02
Monday, 30th September 2024	06:50	18:34

Be inspired

Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers

We promise not to share your details

Popular travel offers

South Dakota - quick facts
Flight time^✝	12.5 hours
Time difference	UK -6 to -7 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Nature
Tourist info	South Dakota Department of Tourism