What is the air quality in Hazelwood today?

The current Air Quality Index (AQI) in Hazelwood is 35 (Good). PM2.5 concentration is 8.38 µg/m³.

What is the temperature in Hazelwood right now?

The current temperature in Hazelwood is 15.1°C (feels like 15.1°C). Humidity is 40.1% and wind speed is 38.4 km/h.

Is it safe to go outside in Hazelwood?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Hazelwood, United States

Clear

15.1°C · 40.1% humidity

15.1°

Feels 15.1°

Good

Air quality is satisfactory. Enjoy outdoor activities.

2 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

44h · 1 stn

View full history →

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

40.1%

Humidity

38.4 km/h

Wind SSE

1023.6 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

8.38 µg/m³

PM10▲

41.2 µg/m³

050100150200300500

What is the weather forecast for Hazelwood?

Temperature & Precipitation

PM2.5 Trend

44h · 1 station

PM2.58.38 µg/m³ ✓ WHO

Good

PM1041.2 µg/m³

Good

UV INDEX0.0

Low

Station readings (2 stations within 25 km)

8.38

Median

8.25

Average

7.4

Low

9.1

High

PM2.5 µg/m³ · Model: 13.5 · Bias: +5.1

Both models agree Avg diff: 4.5°C

Where are air quality stations near Hazelwood?

Forest Park, Missouri, USA

17.4 km PM2.5: 7.2 µg/m³

Branch Street, Missouri, USA

20.3 km PM2.5: 12.6 µg/m³

East St. Louis, Illinois, USA

25.5 km PM2.5: 11.0 µg/m³

What cities are near Hazelwood?

37 Florissant 37 Ferguson 38 Overland 35 Maryland Heights 38 Saint Charles 34 Old Jamestown 37 Creve Coeur 37 Spanish Lake 38 University City 38 Clayton

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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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 2026-10-21T23:02 UTC.