Today | Weather | Sunday, November 1, 2026

Weather in Rapid City, South Dakota

09:35 PM
Now
Rainy Weather
54° F
Feels Like 46°
Precipitation 76 %
Wind 9 mph
Humidity 97 %
Today
Rainy Weather
Day 55°
Night 48°
Precipitation 100 %
Wind 10 mph

Rapid City Weather Forecast Updated

35 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (November 1, 2025)
Night

Day

57°

Night

41°

Wind

7 mph

Precipitation

0 %

Air Quality in Rapid City

NOW
24 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.66 µg/m³
PM10 0.84 µg/m³
O3 0.026 ppm
NO2 0.9 ppb
SO2 0 ppb
CO 0.12 ppm
NH3 0.06 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.5 – 0.66 µg/m³
PM10 – 0.84 µg/m³
O3 – 51.48 µg/m³
NO2 – 1.61 µg/m³
SO2 – 0.07 µg/m³
CO – 140.14 µg/m³
NH3 – 0.06 µg/m³
NO – 0 µg/m³