Air Quality in Hannibal, United States
Windy
26.3°C · 40.4% humidity
26.3°
Feels 26.3°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Hannibal's air quality — share it
AQI Forecast
27
7pm
27
27
42
10pm
38
35
33
1am
38
30
29
4am
28
28
28
7am
28
27
27
10am
27
27
27
1pm
27
27
27
4pm
27
27
Hannibal's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
40.4%
Humidity
55.8 km/h
Wind NE
1018.5 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
10.0 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Hannibal?
Temperature & Precipitation
PM2.510.0 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX5.9
High
What is the 7-day forecast for Hannibal?
08-03
28.9° 19.3°
08-04
33.4° 15.7°
08-05
38.9° 14.3°
5.0 mm
08-06
41.7° 22.9°
0.38 mm
08-07
31.3° 20.1°
0.25 mm
08-08
40.3° 21.1°
3.5 mm
08-09
36.3° 26.6°
0.25 mm
Both models agree
Avg diff: 5.0°C
What cities are near Hannibal?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T03:00 UTC.