Air Quality in Brno, Czech Republic

Windy
19.4°C · 32.5% humidity
19.4°
Feels 19.4°
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
9 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
30 12pm
27
25
14 3pm
18
21
23 6pm
24
25
27 9pm
28
28
28 12am
29
29
29 3am
29
29
29 6am
29
29
29 9am
29
29
Station readings
30
27
25
27
CAMS model adj +4
24
24
24
24
24
24
24
24
24
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
AD 728×90

Air Quality Index Trend

48h · 4 stn

Brno's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.

32.5%
Humidity
66.3 km/h
Wind NW
1019.4 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
14
3.3 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 4 stations
PM2.53.3 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
3.3
Median
4.91
Average
1.4
Low
8.6
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +2.6
09-05
19.4° 11.4°
0.13 mm
09-06
21.5° 13.8°
2.81 mm
09-07
22.5° 13.4°
7.37 mm
09-08
17.7° 11.3°
3.31 mm
09-09
20.4° 12.1°
0.5 mm
09-10
27.3° 9.1°
09-11
22.1° 9.2°
1.81 mm
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T13:43 UTC.