What is the air quality in Boise today?

The current Air Quality Index (AQI) in Boise is 27 (Good). PM2.5 concentration is 6.5 µg/m³.

What is the temperature in Boise right now?

The current temperature in Boise is 21.5°C (feels like 21.5°C). Humidity is 10.8% and wind speed is 20.1 km/h.

Is it safe to go outside in Boise?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Boise, United States

Clear

21.5°C · 10.8% humidity

21.5°

Feels 21.5°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Model forecast

Nearby Monitoring Stations

AQI Forecast

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View AQI history for Boise →

Boise's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

10.8%

Humidity

20.1 km/h

Wind WSW

1019.6 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.5 µg/m³

PM10

27.4 µg/m³

050100150200300500

What is the weather forecast for Boise?

Temperature & Precipitation

PM2.56.5 µg/m³ ✓ WHO

Good

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Boise?

10-20

21.5° 9.4°

10-21

20.6° 8.2°

10-22

20.2° 3.3°

10-23

15.5° 6.7°

10-24

18.9° 0.7°

1.13 mm

10-25

13.5° 7.0°

10-26

17.5° 10.6°

Both models agree Avg diff: 4.8°C

What cities are near Boise?

34 Meridian 34 Eagle 34 Kuna 34 Nampa 34 Caldwell 30 Twin Falls 25 Pendleton 29 Walla Walla 22 Hermiston 34 Kennewick

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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-20T20:05 UTC.