Air Quality in Troyan, Bulgaria
Cloudy
15.8°C · 82.9% humidity
15.8°
Feels 15.8°
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Troyan's air quality — share it
AQI Forecast
Calibrated
25
7pm
25
29
28
10pm
24
26
26
1am
26
26
26
4am
26
26
26
7am
24
24
24
10am
24
24
24
1pm
24
24
23
4pm
23
23
Station readings
25
25
29
29
CAMS model
adj -1
25
25
25
25
25
27
27
27
27
27
27
27
27
25
25
25
25
25
25
25
25
24
24
24
Air Quality Index Trend
48h · 2 stnTroyan'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.
82.9%
Humidity
20.8 km/h
Wind SE
1017.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.66 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Troyan?
Temperature & Precipitation
PM2.5 Trend
48h · 2 stationsPM2.56.66 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
6.66
Median
4.67
Average
2.67
Low
6.67
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -0.4
What is the 7-day forecast for Troyan?
05-29
16.4° 14.6°
5.0 mm
05-30
23.7° 17.0°
19.88 mm
05-31
14.8° 11.4°
7.5 mm
06-01
19.4° 14.6°
2.94 mm
06-02
25.8° 15.0°
0.88 mm
06-03
22.0° 11.1°
2.19 mm
06-04
21.1° 13.1°
0.63 mm
Both models agree
Avg diff: 3.9°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 2026-05-29T19:14 UTC.