Air Quality in Vandalia, United States
Windy
12.8°C · 69.6% humidity
12.8°
Feels 12.8°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Vandalia's air quality — share it
AQI Forecast
27
3pm
27
27
29
6pm
25
25
25
9pm
25
24
24
12am
24
24
24
3am
24
24
24
6am
24
24
24
9am
24
24
24
12pm
24
24
Vandalia's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Vandalia is 1.4× the WHO annual guideline of 5 µg/m³.
69.6%
Humidity
73.1 km/h
Wind N
1023.5 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.97 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Vandalia?
Temperature & Precipitation
PM2.56.97 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
What is the 7-day forecast for Vandalia?
05-28
31.7° 19.9°
16.38 mm
05-29
27.6° 9.1°
05-30
20.3° 17.8°
0.44 mm
05-31
28.2° 9.7°
06-01
28.4° 14.7°
0.31 mm
06-02
21.1° 11.4°
06-03
24.8° 22.3°
11.81 mm
Both models agree
Avg diff: 4.4°C
What cities are near Vandalia?
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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 2026-05-28T22:52 UTC.