Weather Rapid City long-term weather forecast
Long-term weather forecast for Rapid City for ten days.
Thursday, Jan 15
36 / 25°F
| 0.00 in | 21 mph |
| 45 °F | 37 °F | 5 am | |
| 43 °F | 34 °F | 11 am | |
| 36 °F | 27 °F | 5 pm | |
| 30 °F | 21 °F | 11 pm |
sunrise 7:24 am
sunset 4:41 pm
HOURLY
sunset 4:41 pm
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Weather forecast Rapid City, South Dakota, USA extended forecast
| Time | State Temp. Feels like | Precip. | Wind | Pressure | Humidity | Dew | total |
Fog | Low |
Middle |
High |
||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Thursday 01/15/2026 |
|||||||||||||
| 5 AM
7 AM
| clear | 45 °F 37 °F |
0.0 in | 34 fps 23 mph northwest |
30.0 in | 46 % | 27 °F | 0 % | 0% | 0% | 0% | 0% | |
| 11 AM
1 PM
| overcast | 43 °F 34 °F |
0.0 in | 31 fps 21 mph northwest |
30.1 in | 32 % | 16 °F | 100 % | 0% | 14% | 100% | 0% | |
| 5 PM
7 PM
| clear | 36 °F 27 °F |
0.0 in | 34 fps 23 mph northwest |
30.2 in | 31 % | 10 °F | 0 % | 0% | 0% | 0% | 0% | |
| 11 PM
1 AM
| clear | 30 °F 21 °F |
0.0 in | 28 fps 19 mph northwest |
30.3 in | 47 % | 12 °F | 0 % | 0% | 0% | 0% | 0% | |
Friday 01/16/2026 |
|||||||||||||
| 5 AM
7 AM
| partly cloudy | 27 °F 18 °F |
0.0 in | 32 fps 22 mph northwest |
30.3 in | 49 % | 10 °F | 33 % | 0% | 0% | 17% | 32% | |
| 11 AM
1 PM
| clear | 30 °F 19 °F |
0.0 in | 40 fps 28 mph north-northwest |
30.3 in | 34 % | 7 °F | 0 % | 0% | 0% | 0% | 0% | |
| 5 PM
7 PM
| overcast | 30 °F 21 °F |
0.0 in | 28 fps 19 mph north-northwest |
30.4 in | 33 % | 5 °F | 100 % | 0% | 0% | 96% | 100% | |
| 11 PM
1 AM
| overcast | 28 °F 21 °F |
0.0 in | 8 fps 5 mph north-northwest |
30.4 in | 35 % | 5 °F | 100 % | 0% | 0% | 100% | 75% | |
Rapid City, South Dakota, USA - information
State: South Dakota, USAGPS coordinates: 44.0805; -103.2310
Time zone: America / Denver
time difference in hours with time in NY is -8 hours
Population: 73 569
Altitude: 3241 ft
The administrative part:
- South Dakota, Pierre
- Pennington County, Rapid City
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Data source
Weather forecast for Rapid City is supplied by MET Norway Norwegian Meteorological Institute and the NRK.Feels like
To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.Weather with Meteobox for your website
Long-term statistical averages
| average | min. | max. | precipit… days |
|
|---|---|---|---|---|
| January | 23 °F | 10 °F | 35 °F | |
| February | 26 °F | 14 °F | 39 °F | |
| March | 34 °F | 21 °F | 46 °F | |
| April | 45 °F | 32 °F | 57 °F | |
| May | 55 °F | 43 °F | 67 °F | |
| June | 65 °F | 53 °F | 78 °F | |
| July | 73 °F | 59 °F | 86 °F | |
| August | 70 °F | 56 °F | 84 °F | |
| September | 59 °F | 45 °F | 73 °F | |
| October | 49 °F | 35 °F | 63 °F | |
| November | 35 °F | 22 °F | 47 °F | |
| December | 25 °F | 13 °F | 37 °F |
Astronomical information Rapid City
data are always in the local timeSun and light
Jan. 15, 2026
| Sunrise: | Sunset: |
| 7:24 am | 4:41 pm |
| Noon: | Length of day: |
| 12:02 pm | 09:16 |
| Start of civil twilight*: | End of civil twilight*: |
| 6:51 am | 5:13 pm |
| Start of nautical twilight*: | End of nautical twilight*: |
| 6:16 am | 5:48 pm |
| Start of astronomical twilight*: | End of astronomical twilight*: |
| 5:42 am | 6:23 pm |
| * What is Twilight? | |
Moon and moon phases
| Moonrise: | Moonset: |
| 01/15/2026 5:24 am | 01/15/2026 1:31 pm |
| Next new moon: | Next full moon: |
| 01/18/2026 | 02/01/2026 |
