Air Quality in Sliven, Bulgaria
Cloudy
17.5°C · 88.4% humidity
17.5°
Feels 17.5°
40
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Sliven's air quality — share it
AQI Forecast
Calibrated
39
1am
39
41
40
4am
41
41
39
7am
39
39
38
10am
38
38
38
1pm
38
38
39
4pm
39
39
39
7pm
39
39
39
10pm
39
39
Station readings
38
42
42
CAMS model
adj +14
25
25
27
27
27
27
25
25
25
24
24
24
24
24
24
25
25
25
25
25
25
25
25
25
Air Quality Index Trend
47h · 1 stnSliven'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.
88.4%
Humidity
33.8 km/h
Wind NNW
1012.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.67 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Sliven?
Temperature & Precipitation
PM2.5 Trend
47h · 1 stationPM2.59.67 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
9.67
Median
9.67
Average
9.67
Low
9.67
High
PM2.5 µg/m³ · Model: 6.5 · Bias: -3.2
What is the 7-day forecast for Sliven?
07-22
28.8° 17.5°
07-23
27.2° 20.8°
0.62 mm
07-24
28.1° 16.6°
07-25
26.8° 14.8°
2.5 mm
07-26
23.7° 16.6°
1.37 mm
07-27
32.2° 19.8°
07-28
34.1° 17.3°
1.75 mm
Both models agree
Avg diff: 4.8°C
Where are air quality stations near Sliven?
What cities are near Sliven?
Get AQI alerts for Sliven
Notify me when air quality reaches:
Free · No account · Unsubscribe any time
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-22T01:07 UTC.