Weather Forecast for Rapid City

South Dakota, United States of America

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Current Weather - Rapid City: 7°C

South Dakota, United States of America

Clear

Feels like 5°C

Wind

10 km/h WSW

Humidity

26%

Pressure

1023 mb

UV Index

0

Visibility

10 km

Sunny

Sunny

Saturday, October 17, 2026

High

27°C

Low

6°C

Rain Chance

1%

Hourly Forecast

Sunny 14°C
09:00
Sunny 20°C
10:00
Sunny 24°C
11:00
Sunny 26°C
12:00
Sunny 27°C
13:00
Sunny 27°C
14:00
Sunny 27°C
15:00
Sunny 26°C
16:00
Partly Cloudy 21°C
17:00
Cloudy 17°C
18:00
Cloudy 13°C
19:00
Cloudy 11°C
20:00
Cloudy 11°C
21:00
Cloudy 10°C
22:00
Partly Cloudy 10°C
23:00
Oct 18

Day Statistics

Maximum Wind

13 km/h

Humidity

25%

Precipitation

0 mm

UV Index

4

Visibility

10 km

Rain Chance

1%

Snow Chance

0%

Sun & Moon

Sunrise

07:10 AM

Sunset

06:06 PM

Moonrise

02:26 PM

Moonset

11:12 PM

Moon Phase

First Quarter

Moon Illumination

47%

Air Quality

PM2.5

2.8

μg/m³

PM10

3.3

μg/m³

NO₂

5.6

μg/m³

O₃

60.7

μg/m³

SO₂

0.7

μg/m³

CO

119.4

μg/m³

US EPA Index: 1 GB DEFRA Index: 1