Today | Weather | Thursday, October 22, 2026

Weather in Boise, Idaho

07:52 PM
Now
Cloudy Weather
61° F
Feels Like 57°
Precipitation 49 %
Wind 7 mph
Humidity 79 %
Today
Rainy Weather
Day 73°
Night 48°
Precipitation 75 %
Wind 8 mph

Boise Weather Forecast Updated

33 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 22, 2025)
Cloudy Night

Day

64°

Night

37°

Wind

5 mph

Precipitation

1 %

Air Quality in Boise

NOW
29 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.5 µg/m³
PM10 0.52 µg/m³
O3 0.032 ppm
NO2 0.3 ppb
SO2 0 ppb
CO 0.08 ppm
NH3 0.25 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)
PM2.5 – 0.5 µg/m³
PM10 – 0.52 µg/m³
O3 – 62.03 µg/m³
NO2 – 0.5 µg/m³
SO2 – 0.02 µg/m³
CO – 89.6 µg/m³
NH3 – 0.25 µg/m³
NO – 0 µg/m³