Rapid City, us-South Dakota State, USA Weather Information
Local Time
2026-03-12 07:59:45 Mountain Standard TimeWeather in the past year
Sun & Astronomy
In Rapid City, us-South Dakota State, USA, today's sunrise time is 07:08, sunset time is 18:56, nautical twilight begins at 06:07, nautical twilight ends at 19:57, astronomical twilight begins at 05:33, astronomical twilight ends at 20:31.
Temperature Analysis
In Rapid City, us-South Dakota State, USA region, the lowest temperature occurs in February 2025, with an average temperature of about -7.4°C.
The highest temperature occurs in July 2025, with a maximum temperature of up to 22.9°C.
Based on historical data, the average temperature in January is -5.4°C, February is -7.4°C, March is 5°C, April is 8.4°C, May is 14°C, June is 19.9°C, July is 22.9°C, August is 22°C, September is 18.8°C, October is 11.4°C, November is 4.8°C, December is 1.6°C.
Wind Analysis
In Rapid City, us-South Dakota State, USA region, the lowest wind speed occurs in August 2025, with an average wind speed of about 35.7 km/h.
The highest wind speed occurs in December 2025, with a maximum wind speed of up to 49.3 km/h.
Based on historical data, the average wind speed in January is 42 km/h, February is 41.2 km/h, March is 46.2 km/h, April is 49 km/h, May is 46.8 km/h, June is 43.1 km/h, July is 39.9 km/h, August is 35.7 km/h, September is 41.6 km/h, October is 44.5 km/h, November is 43.3 km/h, December is 49.3 km/h.
Sunshine Duration Analysis
In Rapid City, us-South Dakota State, USA region, the lowest sunshine duration occurs in December 2025, with an average sunshine duration of about 5.6 hours.
The highest sunshine duration occurs in June 2025, with a maximum sunshine duration of up to 12.1 hours.
Based on historical data, the average sunshine duration in January is 6.2 hours, February is 7.3 hours, March is 7.8 hours, April is 9.1 hours, May is 9.9 hours, June is 12.1 hours, July is 11.9 hours, August is 12 hours, September is 10.2 hours, October is 8 hours, November is 7.2 hours, December is 5.6 hours.
Precipitation Analysis
In Rapid City, us-South Dakota State, USA region, the lowest precipitation occurs in January 2025, with an average precipitation of about 0.5 mm.
The highest precipitation occurs in June 2025, with a maximum precipitation of up to 2.6 mm.
Based on historical data, the average precipitation in January is 0.5 mm, February is 0.6 mm, March is 0.7 mm, April is 1.8 mm, May is 2.5 mm, June is 2.6 mm, July is 2.4 mm, August is 0.9 mm, September is 1.1 mm, October is 0.7 mm, November is 0.5 mm, December is 0.6 mm.