Air Quality in Troyan, Bulgaria

Drizzle
18.6°C · 74.2% humidity
18.6°
Feels 18.6°
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
38 10pm
53
42
45 1am
43
43
43 4am
43
43
43 7am
43
43
43 10am
43
43
43 1pm
43
43
43 4pm
43
42
42 7pm
42
43
Station readings
38
53
42
38
CAMS model adj +18
24
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
24
24
24
25
AD 728×90

Air Quality Index Trend

48h · 2 stn

Troyan'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.

74.2%
Humidity
28.0 km/h
Wind SW
1013.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
45
10.66 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.510.66 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
10.66
Median
9.5
Average
8.33
Low
10.67
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -4.8
07-21
36.1° 17.0°
2.38 mm
07-22
30.3° 18.6°
0.25 mm
07-23
28.4° 19.3°
13.19 mm
07-24
28.4° 17.1°
07-25
24.7° 18.3°
0.94 mm
07-26
25.0° 17.1°
3.62 mm
07-27
35.3° 22.6°
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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 2026-07-21T22:57 UTC.