Air Quality in Blaj, Romania
Windy
23.1°C · 29.0% humidity
23.1°
Feels 23.1°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Blaj's air quality — share it
AQI Forecast
Calibrated
17
11am
17
17
21
2pm
17
17
17
5pm
17
17
17
8pm
17
17
17
11pm
17
17
17
2am
17
16
16
5am
16
16
16
8am
16
16
Station readings
17
17
17
17
CAMS model
adj -8
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
24
24
24
24
24
24
24
Air Quality Index Trend
24h · 1 stnBlaj'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.
29.0%
Humidity
86.5 km/h
Wind WNW
1014.8 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
4.95 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Blaj?
Temperature & Precipitation
PM2.5 Trend
24h · 1 stationPM2.54.95 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
Station readings (2 stations within 25 km)
4.95
Median
4.95
Average
4.1
Low
5.8
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +1.3
What is the 7-day forecast for Blaj?
09-05
24.9° 15.5°
0.06 mm
09-06
28.6° 14.3°
0.31 mm
09-07
30.0° 15.3°
09-08
19.4° 11.8°
2.31 mm
09-09
23.5° 12.1°
09-10
33.3° 9.3°
0.62 mm
09-11
24.0° 12.1°
Both models agree
Avg diff: 5.1°C
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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 2026-09-05T11:47 UTC.