Air Quality in Boise, United States
Clear
31.8°C · 11.2% humidity
31.8°
Feels 31.8°
114
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Boise's air quality — share it
AQI Forecast
146
1pm
146
146
114
4pm
104
98
94
7pm
91
89
87
10pm
86
85
84
1am
84
84
84
4am
83
83
54
7am
66
66
83
10am
83
83
Air Quality Index Trend
12h · 1 stnBoise's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Boise is 2.7× the WHO 24-hour guideline of 15 µg/m³.
11.2%
Humidity
37.5 km/h
Wind W
1007.4 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
40.85 µg/m³
PM10
129.9 µg/m³
050100150200300500
What is the weather forecast for Boise?
Temperature & Precipitation
PM2.5 Trend
12h · 1 stationPM2.540.85 µg/m³
×2.7 WHO
Unhealthy for sensitive groups
PM10129.9 µg/m³
Moderate
UV INDEX12.9
Extreme
What is the 7-day forecast for Boise?
08-03
40.8° 22.1°
08-04
35.0° 21.1°
08-05
38.8° 22.3°
08-06
36.2° 17.9°
08-07
34.7° 18.7°
08-08
36.9° 13.9°
08-09
36.5° 18.0°
Both models agree
Avg diff: 2.9°C
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-07T22:16 UTC.