Today | Weather | Wednesday, August 12, 2026

Weather in Juneau, Alaska

01:54 AM
Now
Cloudy Night
54° F
Feels Like 52°
Precipitation 0 %
Wind 6 mph
Humidity 90 %
Today
Cloudy Weather
Day 68°
Night 45°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 5

Juneau Weather Forecast Updated

Last updated on

Air Quality in Juneau

NOW
17 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.04 µg/m³
PM10 2.32 µg/m³
O3 0.018 ppm
NO2 0.3 ppb
SO2 0.1 ppb
CO 0.07 ppm
NH3 0.1 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)
PM2.51.04 µg/m³
PM102.32 µg/m³
O335.37 µg/m³
NO20.61 µg/m³
SO20.19 µg/m³
CO78.64 µg/m³
NH30.1 µg/m³
NO0 µg/m³