Air Quality in Karlovo, Bulgaria
Drizzle
12.1°C · 89.0% humidity
12.1°
Feels 12.1°
62
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations
Nearby Monitoring Stations
Karlovo's air quality — share it
AQI Forecast
Calibrated
6
7pm
33
73
62
10pm
54
50
46
1am
43
40
39
4am
38
37
36
7am
34
34
34
10am
33
33
33
1pm
33
33
32
4pm
32
32
Station readings
6
12
73
85
CAMS model
adj +8
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 stnKarlovo'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 1.2× the WHO 24-hour guideline of 15 µg/m³.
89.0%
Humidity
18.0 km/h
Wind NNE
1018.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
17.38 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Karlovo?
Temperature & Precipitation
PM2.5 Trend
48h · 2 stationsPM2.517.38 µg/m³
×1.2 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
17.38
Median
46.83
Average
2.0
Low
91.67
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -11.1
What is the 7-day forecast for Karlovo?
05-29
14.4° 12.1°
6.38 mm
05-30
20.7° 14.1°
22.38 mm
05-31
10.8° 9.4°
16.94 mm
06-01
17.5° 12.5°
4.75 mm
06-02
22.1° 11.4°
1.63 mm
06-03
17.5° 8.4°
7.75 mm
06-04
17.4° 12.2°
3.13 mm
Both models agree
Avg diff: 4.7°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 2026-05-29T19:15 UTC.