What is the air quality in Richland today?

The current Air Quality Index (AQI) in Richland is 20 (Good). PM2.5 concentration is 4.84 µg/m³.

What is the temperature in Richland right now?

The current temperature in Richland is 33.0°C (feels like 33.0°C). Humidity is 20.6% and wind speed is 64.7 km/h.

Is it safe to go outside in Richland?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 5.9 (High).

Air Quality in Richland, United States

Windy

33.0°C · 20.6% humidity

33.0°

Feels 33.0°

Good

Air quality is satisfactory. Enjoy outdoor activities.

5 stations

Nearby Monitoring Stations

AQI Forecast

24 2pm

20 5pm

25 8pm

25 11pm

25 2am

25 5am

25 8am

25 11am

Air Quality Index Trend

48h · 6 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.

20.6%

Humidity

64.7 km/h

Wind SW

1017.8 hPa

Pressure

5.9

UV High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.84 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Richland?

Temperature & Precipitation

PM2.5 Trend

48h · 6 stations

PM2.54.84 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX5.9

High

Station readings (5 stations within 25 km)

4.84

Median

4.25

Average

2.43

Low

6.7

High

PM2.5 µg/m³ · Model: 6.15 · Bias: +1.3

What is the 7-day forecast for Richland?

05-29

33.0° 11.7°

0.06 mm

05-30

23.9° 14.7°

05-31

37.0° 19.2°

06-01

29.0° 9.2°

06-02

34.2° 12.2°

06-03

28.4° 7.5°

06-04

30.1° 11.8°

1.25 mm

Both models agree Avg diff: 4.8°C

Where are air quality stations near Richland?

Kennewick-S Steptoe St

9.5 km PM2.5: 2.7 µg/m³

Metaline, Kennewick, Washington, USA

9.8 km PM2.5: 4.1 µg/m³

Metaline, Kennewick, Washington, USA

9.8 km PM2.5: 8.4 µg/m³

Metaline, Kennewick, Washington, USA

9.8 km PM2.5: 4.3 µg/m³

Pasco

14.1 km PM2.5: 8.3 µg/m³

Burbank-Maple St

23.2 km PM2.5: 3.0 µg/m³

Finley-S Finley Rd

24.0 km PM2.5: 3.2 µg/m³

What cities are near Richland?

25 Tri-Cities 22 Kennewick 19 Pasco 42 Hermiston 28 Sunnyside 24 Walla Walla 19 Pendleton 27 Moses Lake 37 Yakima 18 Ellensburg

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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 2026-05-29T00:11 UTC.