Air Quality in Brno, Czech Republic

Rain
19.1°C · 90.6% humidity
19.1°
Feels 19.1°
55
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
10 stations

Nearby Monitoring Stations

AQI Forecast
25 6pm
25
25
55 9pm
54
68
64 12am
61
32
58 3am
37
36
35 6am
26
26
26 9am
25
25
24 12pm
24
24
25 3pm
27
27
AD 728×90

Air Quality Index Trend

48h · 3 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.

90.6%
Humidity
25.2 km/h
Wind NNW
1014.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
55
14.1 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 3 stations
PM2.514.1 µg/m³ ✓ WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
14.1
Median
10.43
Average
2.7
Low
17.8
High
PM2.5 µg/m³ · Model: 6.5 · Bias: -7.6
05-29
19.1° 8.8°
21.06 mm
05-30
14.9° 10.8°
1.06 mm
05-31
20.8° 8.2°
0.62 mm
06-01
15.1° 12.2°
10.0 mm
06-02
29.2° 17.4°
06-03
14.1° 7.5°
0.56 mm
06-04
26.6° 16.6°
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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 2026-05-29T19:32 UTC.