Air Quality in Cluj-Napoca, Romania
Partly Cloudy
20.7°C · 62.2% humidity
20.7°
Feels 20.7°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations
Nearby Monitoring Stations
AQI Forecast
Calibrated
74
3am
43
31
30
6am
32
34
36
9am
38
39
38
12pm
40
39
39
3pm
41
41
40
6pm
41
41
41
9pm
41
43
43
12am
43
43
Station readings
74
43
31
26
CAMS model
adj +16
25
27
27
27
25
25
25
25
25
24
25
24
24
25
25
24
25
25
25
25
27
27
27
27
Air Quality Index Trend
48h · 2 stnCluj-Napoca'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.
62.2%
Humidity
26.9 km/h
Wind SE
1015.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.3 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Cluj-Napoca?
Temperature & Precipitation
PM2.5 Trend
48h · 2 stationsPM2.57.3 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (5 stations within 25 km)
7.3
Median
5.45
Average
2.01
Low
8.03
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +0.1
What is the 7-day forecast for Cluj-Napoca?
06-09
21.3° 16.4°
0.06 mm
06-10
29.1° 17.2°
4.19 mm
06-11
20.2° 13.0°
1.13 mm
06-12
22.6° 14.8°
4.13 mm
06-13
22.5° 14.6°
3.19 mm
06-14
23.1° 16.9°
0.06 mm
06-15
27.0° 9.0°
0.06 mm
Both models agree
Avg diff: 2.9°C
Where are air quality stations near Cluj-Napoca?
26
Bd. 21 Decembrie 1989
23
Cluj Napoca 2
–
Antonio Gaudi S1
27
Str. Dambovitei, Cluj-Napoca, Romania
24
Str. Dambovitei, Cluj-Napoca, Romania
21
Cluj Napoca
127
romania-sânnicoară
4
Suceagu 354M
What cities are near Cluj-Napoca?
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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 2026-06-09T03:40 UTC.