Air Quality in Montana, BG
Cloudy
13.5°C · 73.0% humidity
13.5°
Feels 13.5°
46
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
AQI Forecast
Calibrated
39
5pm
41
38
46
8pm
47
47
47
11pm
47
47
47
2am
59
59
59
5am
59
47
47
8am
47
47
47
11am
47
72
72
2pm
72
72
Station readings
39
41
38
46
CAMS model
adj +22
12
12
12
12
25
25
25
25
25
25
37
37
37
37
25
25
25
25
25
25
50
50
50
50
PM2.5 Trend (24h)
26h · 7 stations73.0%
Humidity
18.3 km/h
Wind E
1010.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
What is the weather forecast for Montana?
Temperature & Precipitation
PM2.511.0 µg/m³
✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
11.0
Median
11.0
Average
11.0
Low
11.0
High
PM2.5 µg/m³ · Model: 23.4 · Bias: +12.4
What is the 7-day forecast for Montana?
04-09
15.1° 10.2°
0.62 mm
04-10
19.9° 9.5°
2.5 mm
04-11
7.8° 1.4°
20.94 mm
04-12
3.2° 1.0°
9.06 mm
04-13
9.1° -0.0°
04-14
12.4° 3.2°
0.06 mm
04-15
7.6° 4.8°
15.38 mm
Both models agree
Avg diff: 6.3°C
Where are air quality stations near Montana?
What cities are near Montana?
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T20:34 UTC.