Air Quality in Kyustendil, Bulgaria
Windy
26.1°C · 26.9% humidity
26.1°
Feels 26.1°
47
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations
Nearby Monitoring Stations
Kyustendil's air quality — share it
AQI Forecast
Calibrated
39
3pm
40
57
47
6pm
48
49
49
9pm
49
49
51
12am
51
51
51
3am
51
51
51
6am
51
51
49
9am
49
49
48
12pm
48
48
Station readings
39
40
57
CAMS model
adj +24
24
24
24
24
24
25
25
25
25
27
27
27
27
27
27
27
27
27
25
25
25
24
24
24
Air Quality Index Trend
47h · 5 stnKyustendil'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.
26.9%
Humidity
45.1 km/h
Wind NW
1017.5 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
11.33 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Kyustendil?
Temperature & Precipitation
PM2.5 Trend
47h · 5 stationsPM2.511.33 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
Station readings (5 stations within 25 km)
11.33
Median
16.27
Average
2.0
Low
50.0
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -5.4
What is the 7-day forecast for Kyustendil?
09-05
30.3° 15.8°
09-06
24.4° 18.5°
2.94 mm
09-07
30.3° 14.8°
0.13 mm
09-08
25.6° 11.5°
09-09
23.3° 12.7°
0.06 mm
09-10
32.1° 13.9°
0.25 mm
09-11
28.1° 10.7°
0.06 mm
Both models agree
Avg diff: 4.1°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 2026-09-05T15:48 UTC.