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
AD 728×90

Air Quality Index Trend

48h · 2 stn

Cluj-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▲
30
7.3 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Cluj-Napoca?

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.57.3 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
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
0.8 km PM2.5: 6.3 µg/m³ PM10: 6.3 µg/m³
23
Cluj Napoca 2
1.4 km PM2.5: 5.5 µg/m³
–
Antonio Gaudi S1
2.2 km 66.8% RH PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³
27
Str. Dambovitei, Cluj-Napoca, Romania
2.7 km PM2.5: 6.5 µg/m³
24
Str. Dambovitei, Cluj-Napoca, Romania
2.7 km PM2.5: 5.8 µg/m³
21
Cluj Napoca
3.8 km PM2.5: 5.0 µg/m³
127
romania-sânnicoară
9.3 km 15.6°C PM2.5: 46.0 µg/m³ PM10: 53.0 µg/m³
4
Suceagu 354M
9.6 km PM2.5: 1.0 µg/m³ PM10: 1.0 µg/m³

What cities are near Cluj-Napoca?

23 Turda 20 Câmpia Turzii 27 Gherla 22 Ocna Mureş 27 Dej 16 Luduş 22 Aiud 24 Zalău 14 Blaj 16 Târnăveni
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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.