Weather Forecast for Rapid City
South Dakota, United States of America
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Current Weather - Rapid City: -5°C
Current Weather - Rapid City: -5°C
South Dakota, United States of America
Patchy rain possible
Feels like -7°C
Wind
6 km/h ENE
Humidity
93%
Pressure
1007 mb
UV Index
0
Visibility
0 km
Mist
Friday, January 02, 2026
High
3°C
Low
-5°C
Rain Chance
0%
Hourly Forecast
2°C
2°C
4°C
5°C
5°C
5°C
4°C
4°C
Day Statistics
Maximum Wind
13 km/h
Humidity
83%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
07:28 AM
Sunset
04:26 PM
Moonrise
03:27 PM
Moonset
07:11 AM
Moon Phase
Waxing Gibbous
Moon Illumination
97%
Air Quality
PM2.5
7.1
μg/m³
PM10
7.3
μg/m³
NO₂
8.8
μg/m³
O₃
33.6
μg/m³
SO₂
1.6
μg/m³
CO
209.5
μg/m³
Sunny
Saturday, January 03, 2026
High
12°C
Low
3°C
Rain Chance
0%
Hourly Forecast
4°C
4°C
4°C
4°C
4°C
4°C
3°C
4°C
4°C
4°C
6°C
7°C
9°C
10°C
10°C
11°C
10°C
8°C
6°C
5°C
4°C
3°C
4°C
3°C
Day Statistics
Maximum Wind
13 km/h
Humidity
72%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
07:28 AM
Sunset
04:27 PM
Moonrise
04:44 PM
Moonset
08:07 AM
Moon Phase
Full Moon
Moon Illumination
100%
Air Quality
PM2.5
5.9
μg/m³
PM10
6.2
μg/m³
NO₂
8.1
μg/m³
O₃
47.8
μg/m³
SO₂
1.5
μg/m³
CO
211.2
μg/m³
Partly Cloudy
Sunday, January 04, 2026
High
14°C
Low
2°C
Rain Chance
0%
Hourly Forecast
3°C
3°C
3°C
2°C
2°C
3°C
3°C
4°C
4°C
5°C
7°C
8°C
10°C
11°C
12°C
13°C
13°C
12°C
12°C
9°C
8°C
7°C
5°C
6°C
Day Statistics
Maximum Wind
14 km/h
Humidity
60%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
07:28 AM
Sunset
04:28 PM
Moonrise
06:06 PM
Moonset
08:49 AM
Moon Phase
Waning Gibbous
Moon Illumination
99%
Air Quality
PM2.5
3.9
μg/m³
PM10
4
μg/m³
NO₂
5.5
μg/m³
O₃
60.8
μg/m³
SO₂
1.6
μg/m³
CO
164.7
μg/m³
Sunny
Monday, January 05, 2026
High
17°C
Low
4°C
Rain Chance
0%
Hourly Forecast
8°C
9°C
9°C
9°C
9°C
9°C
9°C
9°C
9°C
9°C
10°C
12°C
13°C
14°C
16°C
16°C
16°C
14°C
11°C
8°C
6°C
7°C
5°C
5°C
Day Statistics
Maximum Wind
25 km/h
Humidity
43%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
07:28 AM
Sunset
04:29 PM
Moonrise
07:26 PM
Moonset
09:21 AM
Moon Phase
Waning Gibbous
Moon Illumination
96%
Air Quality
PM2.5
4.8
μg/m³
PM10
5
μg/m³
NO₂
9.8
μg/m³
O₃
47.3
μg/m³
SO₂
1.7
μg/m³
CO
147.5
μg/m³
Sunny
Tuesday, January 06, 2026
High
14°C
Low
3°C
Rain Chance
0%
Hourly Forecast
6°C
5°C
4°C
6°C
5°C
4°C
5°C
6°C
6°C
6°C
7°C
8°C
11°C
12°C
13°C
13°C
12°C
10°C
8°C
8°C
7°C
7°C
6°C
6°C
Day Statistics
Maximum Wind
21 km/h
Humidity
49%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
07:28 AM
Sunset
04:30 PM
Moonrise
08:40 PM
Moonset
09:46 AM
Moon Phase
Waning Gibbous
Moon Illumination
91%
Air Quality
PM2.5
5.1
μg/m³
PM10
5.4
μg/m³
NO₂
7.9
μg/m³
O₃
44.3
μg/m³
SO₂
1.6
μg/m³
CO
164.5
μg/m³
Sunny
Wednesday, January 07, 2026
High
11°C
Low
2°C
Rain Chance
0%
Hourly Forecast
5°C
4°C
4°C
3°C
3°C
2°C
2°C
2°C
2°C
2°C
3°C
5°C
7°C
8°C
9°C
10°C
9°C
8°C
6°C
5°C
4°C
4°C
3°C
3°C
Day Statistics
Maximum Wind
21 km/h
Humidity
51%
Precipitation
0 mm
UV Index
2
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
07:28 AM
Sunset
04:31 PM
Moonrise
09:51 PM
Moonset
10:06 AM
Moon Phase
Waning Gibbous
Moon Illumination
84%
Sunny
Thursday, January 08, 2026
High
10°C
Low
0°C
Rain Chance
0%
Hourly Forecast
3°C
3°C
3°C
2°C
2°C
2°C
1°C
1°C
1°C
1°C
3°C
5°C
7°C
9°C
9°C
10°C
9°C
7°C
4°C
3°C
2°C
2°C
2°C
1°C
Day Statistics
Maximum Wind
12 km/h
Humidity
44%
Precipitation
0 mm
UV Index
2
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
07:28 AM
Sunset
04:32 PM
Moonrise
10:58 PM
Moonset
10:24 AM
Moon Phase
Waning Gibbous
Moon Illumination
75%
Solar Radiation Data
Shortwave Radiation
1.7
Diffuse Radiation
0.78
DNI
4.83
GTI
0
Weather Alerts
Dense Fog Advisory issued January 1 at 11:30PM MST until January 2 at 11:00AM MST by NWS Rapid City SD
* WHAT...Visibility one quarter to one half mile in dense fog. * WHERE...In South Dakota, Sturgis/Piedmont Foothills, Mellette, Todd, Tripp, Northern Jackson, Pennington Co Plains, and Southern Jackson. In Wyoming, Northeastern Crook. * WHEN...Until 11 AM MST /noon CST/ Friday. * IMPACTS...Low visibility could make driving conditions hazardous. With temperatures below freezing, frost may form on roadways, especially on bridges.
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Dense Fog Advisory issued January 2 at 5:51AM CST until January 2 at 12:00PM CST by NWS Rapid City SD
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of northwestern and southwestern South Dakota and northeast Wyoming. * WHEN...Until 11 AM MST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. With temperatures below freezing, frost may form on roadways, especially on bridges.
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Dense Fog Advisory issued January 1 at 1:15PM MST until January 2 at 8:00AM MST by NWS Rapid City SD
* WHAT...Visibility one mile or less in dense fog. * WHERE...Butte, Harding, Northern Meade Co Plains, Northern Perkins, Southern Meade Co Plains, Southern Perkins, Ziebach, and Haakon. * WHEN...From 5 PM this afternoon to 8 AM MST Friday. * IMPACTS...Low visibility could make driving conditions hazardous.
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
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