What is the air quality in Webster Groves today?

The current Air Quality Index (AQI) in Webster Groves is 36 (Good). PM2.5 concentration is 8.73 µg/m³.

What is the temperature in Webster Groves right now?

The current temperature in Webster Groves is 15.4°C (feels like 15.4°C). Humidity is 81.6% and wind speed is 30.1 km/h.

Is it safe to go outside in Webster Groves?

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

Air Quality in Webster Groves, United States

Drizzle

15.4°C · 81.6% humidity

15.4°

Feels 15.4°

Good

Air quality is satisfactory. Enjoy outdoor activities.

3 stations

Nearby Monitoring Stations

AQI Forecast

— 1pm

—

— 4pm

—

— 7pm

—

— 10pm

—

— 1am

—

— 4am

—

— 7am

—

— 10am

—

Air Quality Index Trend

43h · 3 stn

View full history →

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

81.6%

Humidity

30.1 km/h

Wind E

1019.9 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.73 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Webster Groves?

Temperature & Precipitation

PM2.5 Trend

43h · 3 stations

PM2.58.73 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (3 stations within 25 km)

8.73

Median

8.8

Average

6.5

Low

10.3

High

PM2.5 µg/m³ · Model: 8.2 · Bias: -0.5

What is the 7-day forecast for Webster Groves?

10-20

15.6° 4.4°

10-21

24.8° 15.0°

6.94 mm

10-22

21.9° 11.4°

2.38 mm

10-23

14.4° 11.6°

9.88 mm

10-24

27.6° 14.0°

10-25

18.6° 4.3°

10-26

25.7° 6.0°

0.06 mm

Both models agree Avg diff: 4.3°C

Where are air quality stations near Webster Groves?

Branch Street, Missouri, USA

16.2 km PM2.5: 12.6 µg/m³

Arnold West, Missouri, USA

16.4 km PM2.5: 10.1 µg/m³

East St. Louis, Illinois, USA

17.2 km PM2.5: 10.1 µg/m³

What cities are near Webster Groves?

37 Kirkwood 38 Affton 34 Clayton 39 Concord 34 University City 38 Lemay 36 Creve Coeur 39 Mehlville 33 Overland 40 Manchester

Get AQI alerts for Webster Groves

Notify me when air quality reaches:

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

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-20T21:05 UTC.