Air Quality in Richland, United States
Clear
27.3°C · 22.9% humidity
27.3°
Feels 27.3°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations
Nearby Monitoring Stations
Richland's air quality — share it
AQI Forecast
Calibrated
15
5am
15
15
20
8am
16
14
14
11am
14
14
14
2pm
14
14
14
5pm
16
16
14
8pm
14
14
14
11pm
14
13
13
2am
13
13
Station readings
15
15
15
16
CAMS model
adj -11
25
25
27
27
27
25
25
25
25
25
25
25
25
27
27
25
25
25
25
25
24
24
24
24
Air Quality Index Trend
48h · 3 stnRichland's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
22.9%
Humidity
35.6 km/h
Wind N
1017.6 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
4.72 µg/m³
PM10▲
27.45 µg/m³
050100150200300500
What is the weather forecast for Richland?
Temperature & Precipitation
PM2.5 Trend
48h · 3 stationsPM2.54.72 µg/m³
✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX1.4
Low
Station readings (4 stations within 25 km)
4.72
Median
4.82
Average
3.6
Low
7.63
High
PM2.5 µg/m³ · Model: 6.5 · Bias: +1.8
What is the 7-day forecast for Richland?
09-05
29.8° 13.5°
09-06
27.6° 16.8°
09-07
28.5° 9.4°
0.06 mm
09-08
31.8° 13.1°
09-09
33.7° 15.0°
09-10
40.7° 14.0°
09-11
35.2° 14.1°
Both models agree
Avg diff: 4.5°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 2026-09-05T15:50 UTC.