Air Quality in Karlovo, Bulgaria

Cloudy
16.3°C · 78.1% humidity
16.3°
Feels 16.3°
66
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
74 10pm
65
71
66 1am
68
69
70 4am
70
71
71 7am
71
72
72 10am
72
72
72 1pm
72
72
72 4pm
72
71
71 7pm
71
72
Station readings
74
65
71
63
CAMS model adj +47
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

Karlovo'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. Current PM2.5 concentration in Karlovo is 1.3× the WHO 24-hour guideline of 15 µg/m³.

78.1%
Humidity
19.8 km/h
Wind NNW
1014.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
66
19.41 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.519.41 µg/m³ ×1.3 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
19.41
Median
47.0
Average
5.0
Low
89.0
High
PM2.5 µg/m³ · Model: 6.0 · Bias: -13.4
07-21
28.3° 15.3°
3.44 mm
07-22
22.4° 16.3°
2.06 mm
07-23
23.9° 16.8°
2.63 mm
07-24
23.9° 14.7°
07-25
21.0° 16.9°
0.31 mm
07-26
20.4° 14.4°
3.5 mm
07-27
29.6° 19.3°
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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 2026-07-21T22:59 UTC.