Air Quality in Harker Heights, United States

Windy
40.5°C · 27.4% humidity
40.5°
Feels 40.5°
72
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast
54 12pm
54
54
72 3pm
67
63
61 6pm
59
57
56 9pm
56
55
55 12am
55
54
54 3am
54
54
54 6am
54
54
54 9am
54
54
AD 728×90

Air Quality Index Trend

40h · 1 stn

Harker Heights'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 Harker Heights is 1.5× the WHO 24-hour guideline of 15 µg/m³.

27.4%
Humidity
63.1 km/h
Wind W
1003.8 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
72
22.0 µg/m³
PM10
25
27.45 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

40h · 1 station
PM2.522.0 µg/m³ ×1.5 WHO
Moderate
PM1027.45 µg/m³
Good
UV INDEX24.9
Extreme
AD 300×250
22.0
Median
22.0
Average
22.0
Low
22.0
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -11.1
07-21
40.5° 25.4°
5.56 mm
07-22
35.8° 24.4°
3.38 mm
07-23
38.3° 20.0°
2.69 mm
07-24
32.9° 25.5°
0.56 mm
07-25
37.4° 24.6°
07-26
38.0° 24.7°
0.06 mm
07-27
38.0° 27.9°
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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 2026-07-21T20:52 UTC.