Today | Weather | Monday, April 27, 2026

Weather in Pasco, Washington

05:35 AM
Now
Cloudy Weather
43° F
Feels Like 41°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 0
Humidity 77 %
Today
Cloudy Weather
Day 72°
Night 46°
Precipitation 7 %
Wind 7 mph
UV Index (0 - 11+) 7

Pasco Weather Forecast Updated

28 minutes ago
Last updated on

Air Quality in Pasco

NOW
39 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.98 µg/m³
PM10 2.55 µg/m³
O3 0.042 ppm
NO2 0.5 ppb
SO2 0.1 ppb
CO 0.12 ppm
NH3 2.41 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.51.98 µg/m³
PM102.55 µg/m³
O383.14 µg/m³
NO21.01 µg/m³
SO20.24 µg/m³
CO134.71 µg/m³
NH32.41 µg/m³
NO0 µg/m³