Air Quality in Altoona, United States
Partly Cloudy
16.9°C · 55.6% humidity
16.9°
Feels 16.9°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Altoona's air quality — share it
AQI Forecast
25
4pm
25
25
27
7pm
27
27
27
10pm
27
27
25
1am
25
25
25
4am
25
25
25
7am
25
25
25
10am
25
25
25
1pm
25
27
Altoona'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 Altoona is 1.3× the WHO annual guideline of 5 µg/m³.
55.6%
Humidity
37.5 km/h
Wind ENE
1026.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.5 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Altoona?
Temperature & Precipitation
PM2.56.5 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Altoona?
05-29
30.4° 5.5°
05-30
22.1° 15.2°
10.31 mm
05-31
28.8° 11.5°
06-01
28.3° 15.8°
13.5 mm
06-02
21.8° 16.7°
1.94 mm
06-03
30.5° 23.2°
06-04
24.4° 15.7°
0.44 mm
Both models agree
Avg diff: 5.4°C
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T00:19 UTC.