Rapid City, South Dakota Climate
United States
Pop. 73,569 Elev. 990 m / 3,248 ft
TZ: America/Denver (UTC-6) ·
Winters in Rapid City are severe, with temperatures dropping to 10°F (-12°C) in February, while summers bring mild highs of 84°F (29°C) in July. Expect around 24 rainy days annually (18.6 in / 474 mm total), with snow on 4 days and 34 in (857 mm) of annual accumulation. The city averages 148 sunny days per year.
| Temperature | 84°F (29°C) high | 10°F (-12°C) low |
| Feels like | 88°F (31°C) high | 4°F (-15°C) low |
| Rain | 24 days | 18.6 in (474 mm) /yr |
| Snow | 4 days | 33.7 in (857 mm) /yr |
| Sky | 148 sunny | 16 stormy |
| Wind | 2.7 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Sep, Oct
Sky & Air by Month
Cloud cover (%)
46
Jan 51
Feb 56
Mar 52
Apr 52
May 48
Jun 50
Jul 45
Aug 43
Sep 36
Oct 47
Nov 55
Dec Humidity (%)
60
Jan 58
Feb 52
Mar 51
Apr 59
May 57
Jun 60
Jul 60
Aug 55
Sep 56
Oct 59
Nov 59
Dec Weather Days by Month
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 9 mi Rapid City Regional Airport (RAP)
Ski resort 34 mi Terry Peak Ski Area
National park 18 mi Mount Rushmore National Memorial
Mountain peak
(4,987 ft) 10 mi Norris Peak
Hospital 2 mi Same Day Surgery Center
Hiking trail 13 mi Centennial Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 32°F 0°C | 13°F -10°C | 0.0 in 0 mm | 4.8 in123 mm | 14 |
| February | 32°F 0°C | 10°F -12°C | 0.1 in 1 mm | 5.3 in134 mm | 11 |
| March | 55°F 13°C | 31°F -1°C | 0.2 in 5 mm | 9.0 in228 mm | 10 |
| April | 60°F 15°C | 34°F 1°C | 2.0 in 52 mm | 4.9 in125 mm | 11 |
| May | 66°F 19°C | 45°F 7°C | 3.8 in 96 mm | 2.2 in56 mm | 14 |
| June | 79°F 26°C | 53°F 12°C | 3.5 in 89 mm | — | 13 |
| July | 84°F 29°C | 60°F 16°C | 3.3 in 83 mm | — | 12 |
| August | 82°F 28°C | 59°F 15°C | 2.5 in 64 mm | — | 14 |
| September | 78°F 25°C | 52°F 11°C | 1.0 in 25 mm | — | 14 |
| October | 64°F 18°C | 42°F 5°C | 1.7 in 44 mm | 0.0 in1 mm | 17 |
| November | 52°F 11°C | 31°F 0°C | 0.2 in 6 mm | 2.9 in74 mm | 9 |
| December | 47°F 8°C | 24°F -4°C | 0.3 in 7 mm | 4.6 in116 mm | 9 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 14 | 0 |
| February | 11 | 0 |
| March | 10 | 0 |
| April | 11 | 1 |
| May | 14 | 3 |
| June | 13 | 4 |
| July | 12 | 3 |
| August | 14 | 3 |
| September | 14 | 1 |
| October | 17 | 1 |
| November | 9 | 0 |
| December | 9 | 0 |