Air Quality in Flagstaff, United States

Clear
16.7°C · 37.0% humidity
16.7°
Feels 16.7°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast

Nearby Monitoring Stations

AQI Forecast
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View AQI history for Flagstaff →

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

37.0%
Humidity
29.4 km/h
Wind WSW
1015.9 hPa
Pressure
0.0
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
27
6.5 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Flagstaff?

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 Flagstaff?

10-20
19.2° 7.2°
10-21
16.7° 5.8°
10-22
17.1° 6.3°
10-23
13.7° 4.2°
7.19 mm
10-24
16.7° 6.4°
2.81 mm
10-25
15.2° 5.5°
10-26
14.0° 7.4°
3.5 mm
Both models agree Avg diff: 3.1°C

What cities are near Flagstaff?

27 Prescott Valley 13 Prescott 12 Payson 38 Anthem 26 Deer Valley 23 Fountain Hills 28 Sun City West 28 Surprise 27 El Mirage 27 Sun City
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-20T21:44 UTC.