Air Quality in Richardson, United States
Drizzle
37.0°C · 35.8% humidity
37.0°
Feels 37.0°
74
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations
Nearby Monitoring Stations
Richardson's air quality — share it
AQI Forecast
54
10am
66
54
74
1pm
68
64
61
4pm
59
58
57
7pm
56
55
55
10pm
55
55
54
1am
54
54
54
4am
54
54
54
7am
54
54
Air Quality Index Trend
45h · 1 stnRichardson'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 Richardson is 1.5× the WHO 24-hour guideline of 15 µg/m³.
35.8%
Humidity
22.2 km/h
Wind ENE
1004.3 hPa
Pressure
29.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
22.99 µg/m³
PM10
34.3 µg/m³
050100150200300500
What is the weather forecast for Richardson?
Temperature & Precipitation
PM2.5 Trend
45h · 1 stationPM2.522.99 µg/m³
×1.5 WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX29.9
Extreme
Station readings (2 stations within 25 km)
22.99
Median
23.42
Average
19.79
Low
27.05
High
PM2.5 µg/m³ · Model: 13.5 · Bias: -9.5
What is the 7-day forecast for Richardson?
07-21
37.0° 27.3°
2.69 mm
07-22
36.8° 23.2°
17.75 mm
07-23
38.1° 20.4°
0.38 mm
07-24
34.1° 25.6°
0.69 mm
07-25
37.6° 26.1°
07-26
39.5° 26.7°
2.06 mm
07-27
40.7° 27.9°
Both models agree
Avg diff: 3.2°C
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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 2026-07-21T18:31 UTC.