What is the air quality in Richland today?

The current Air Quality Index (AQI) in Richland is 90 (Moderate). PM2.5 concentration is 30.8 µg/m³.

What is the temperature in Richland right now?

The current temperature in Richland is 29.6°C (feels like 29.6°C). Humidity is 17.4% and wind speed is 43.9 km/h.

Air Quality in Richland, United States

Windy

29.6°C · 17.4% humidity

29.6°

Feels 29.6°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated

109 10am

114

—

90 1pm

—

— 4pm

—

— 7pm

—

— 10pm

—

— 1am

—

— 4am

—

— 7am

—

Station readings

109

114

CAMS model adj +16

Air Quality Index Trend

46h · 4 stn

View full history →

Richland'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 Richland is 2.1× the WHO 24-hour guideline of 15 µg/m³.

17.4%

Humidity

43.9 km/h

Wind WSW

1009.4 hPa

Pressure

24.9

UV Extreme

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

30.8 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Richland?

Temperature & Precipitation

PM2.5 Trend

46h · 4 stations

PM2.530.8 µg/m³ ×2.1 WHO

Moderate

PM1020.55 µg/m³

Good

UV INDEX24.9

Extreme

Station readings (5 stations within 25 km)

30.8

Median

34.73

Average

25.53

Low

45.36

High

PM2.5 µg/m³ · Model: 6.25 · Bias: -24.5

What is the 7-day forecast for Richland?

07-21

39.5° 18.2°

07-22

36.9° 20.6°

07-23

44.4° 21.8°

07-24

44.5° 19.5°

07-25

36.6° 22.5°

07-26

44.3° 15.6°

07-27

38.2° 22.3°

Both models agree Avg diff: 3.3°C

Where are air quality stations near Richland?

Kennewick-S Steptoe St

9.5 km PM2.5: 23.3 µg/m³

Metaline, Kennewick, Washington, USA

9.8 km PM2.5: 2.4 µg/m³

Metaline, Kennewick, Washington, USA

9.8 km PM2.5: 12.1 µg/m³

Metaline, Kennewick, Washington, USA

9.8 km PM2.5: 8.4 µg/m³

132

Pasco

14.1 km PM2.5: 47.9 µg/m³

Burbank-Maple St

23.2 km PM2.5: 25.6 µg/m³

Finley-S Finley Rd

24.0 km PM2.5: 24.7 µg/m³

What cities are near Richland?

87 Tri-Cities 94 Kennewick 112 Pasco 71 Hermiston 78 Sunnyside 108 Walla Walla 98 Pendleton 159 Moses Lake 65 Yakima 64 Ellensburg

Get AQI alerts for Richland

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T20:44 UTC.