Air Quality in Sector 4, Romania
Cloudy
19.1°C · 78.4% humidity
19.1°
Feels 19.1°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations
Nearby Monitoring Stations
AQI Forecast
Calibrated
26
2am
26
38
30
5am
32
34
35
8am
24
0
0
11am
0
0
0
2pm
0
0
0
5pm
0
0
0
8pm
6
6
6
11pm
26
26
Station readings
35
33
38
40
17
CAMS model
adj -28
54
54
66
66
66
66
66
54
27
27
25
25
25
25
25
25
25
25
27
34
34
34
54
54
Air Quality Index Trend
48h · 1 stnSector 4'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.
78.4%
Humidity
25.5 km/h
Wind E
1017.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.1 µg/m³
PM10
27.4 µg/m³
050100150200300500
What is the weather forecast for Sector 4?
Temperature & Precipitation
PM2.5 Trend
48h · 1 stationPM2.57.1 µg/m³
✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
Station readings (7 stations within 25 km)
7.1
Median
8.43
Average
2.6
Low
19.2
High
PM2.5 µg/m³ · Model: 16.35 · Bias: +9.2
Both models agree
Avg diff: 3.5°C
Where are air quality stations near Sector 4?
80
Str. Rotunda, Titan, Romania
58
Str. Rotunda, Titan, Romania
24
Calea Victoriei, Cercul Militar, Romania
33
Str. Drumul Taberei, Drumul Taberei, Romania
46
Str. Lacul Morii, Lacul Morii, Romania
40
Greenfield AQI
What cities are near Sector 4?
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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 2026-06-09T02:15 UTC.