Air Quality in Altoona, United States

Clear
24.1°C · 48.8% humidity
24.1°
Feels 24.1°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
24 6pm
24
24
18 9pm
20
21
22 12am
23
24
24 3am
24
25
25 6am
25
24
25 9am
25
25
25 12pm
25
25
25 3pm
25
25
AD 728×90

Air Quality Index Trend

42h · 1 stn

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.

48.8%
Humidity
5.3 km/h
Wind W
1011.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
18
4.3 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

42h · 1 station
PM2.54.3 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
4.3
Median
4.3
Average
4.3
Low
4.3
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +1.6
06-09
29.8° 15.7°
06-10
25.8° 18.0°
3.81 mm
06-11
27.6° 20.0°
06-12
29.2° 21.4°
2.94 mm
06-13
26.5° 23.1°
3.19 mm
06-14
30.0° 9.2°
19.31 mm
06-15
28.9° 23.1°
0.25 mm
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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 2026-06-09T02:44 UTC.