What is the air quality in Butte today?

The current Air Quality Index (AQI) in Butte is 25 (Good). PM2.5 concentration is 6.0 µg/m³.

What is the temperature in Butte right now?

The current temperature in Butte is 13.1°C (feels like 13.1°C). Humidity is 29.7% and wind speed is 29.8 km/h.

Is it safe to go outside in Butte?

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

Air Quality in Butte, United States

Clear

13.1°C · 29.7% humidity

13.1°

Feels 13.1°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Model forecast

Nearby Monitoring Stations

AQI Forecast

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View AQI history for Butte →

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

29.7%

Humidity

29.8 km/h

Wind WSW

1010.6 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.0 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Butte?

Temperature & Precipitation

PM2.56.0 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Butte?

10-20

18.3° 4.8°

10-21

13.1° 2.3°

10-22

14.6° -3.0°

10-23

8.3° -1.9°

10-24

13.5° -7.7°

0.25 mm

10-25

10.3° 0.9°

0.19 mm

10-26

12.5° 0.2°

Both models agree Avg diff: 5.4°C

What cities are near Butte?

34 Helena 25 Bozeman 28 Missoula 54 Great Falls 24 Rexburg 42 Kalispell 20 Idaho Falls 27 Boise 34 Eagle 34 Meridian

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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.