Today | Weather | Thursday, January 8, 2026

Weather in Boise, Idaho

12:46 AM
Now
Cloudy Weather
32° F
Feels Like 28°
Precipitation 1 %
Wind 6 mph
Humidity 74 %
Today
Partly Sunny with a Chance of Snow
Day 39°
Night 28°
Precipitation 43 %
Wind 12 mph
UV Index (0 - 11+) 1

Boise Weather Forecast Updated

Last updated on

Air Quality in Boise

NOW
38 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.5 µg/m³
PM10 0.5 µg/m³
O3 0.041 ppm
NO2 0.3 ppb
SO2 0 ppb
CO 0.10 ppm
NH3 0.12 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)
PM2.50.5 µg/m³
PM100.5 µg/m³
O379.52 µg/m³
NO20.51 µg/m³
SO20 µg/m³
CO117.9 µg/m³
NH30.12 µg/m³
NO0 µg/m³