What is the air quality in Sioux Falls today?

The current Air Quality Index (AQI) in Sioux Falls is 23 (Good). PM2.5 concentration is 5.45 µg/m³.

What is the temperature in Sioux Falls right now?

The current temperature in Sioux Falls is 21.7°C (feels like 21.7°C). Humidity is 29.9% and wind speed is 32.6 km/h.

Is it safe to go outside in Sioux Falls?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 5.9 (High).

Air Quality in Sioux Falls, United States

Clear

21.7°C · 29.9% humidity

21.7°

Feels 21.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

24 7am

23 10am

25 1pm

25 4pm

25 7pm

25 10pm

25 1am

25 4am

View AQI history for Sioux Falls →

Sioux Falls's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

29.9%

Humidity

32.6 km/h

Wind W

1021.3 hPa

Pressure

5.9

UV High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.45 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Sioux Falls?

Temperature & Precipitation

PM2.55.45 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX5.9

High

What is the 7-day forecast for Sioux Falls?

09-05

34.0° 18.1°

0.81 mm

09-06

30.8° 10.0°

0.75 mm

09-07

27.2° 19.9°

2.63 mm

09-08

29.8° 15.4°

0.13 mm

09-09

31.6° 19.9°

09-10

30.9° 13.0°

5.44 mm

09-11

23.8° 10.8°

0.19 mm

Both models agree Avg diff: 5.7°C

What cities are near Sioux Falls?

22 Brookings 26 Mitchell 26 Sioux City 26 Norfolk 28 Willmar 33 Mankato 32 Fremont 36 Fort Dodge 39 Omaha 35 Council Bluffs

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T15:50 UTC.