Air Quality in Koper, SI

Drizzle
11.8°C · 69.3% humidity
11.8°
Feels 11.8°
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
53 9pm
47
44
46 12am
57
57
57 3am
57
57
57 6am
57
32
32 9am
32
32
32 12pm
32
32
32 3pm
57
57
57 6pm
57
32
Station readings
53
47
44
46
CAMS model adj -18
75
75
75
75
75
75
75
75
75
75
75
50
50
50
50
50
50
50
50
75
75
75
75
50
AD 728×90

PM2.5 Trend (24h)

26h · 1 station
69.3%
Humidity
29.2 km/h
Wind SE
1006.1 hPa
Pressure
6.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Koper?

Temperature & Precipitation

PM2.510.87 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX6.9
High
AD 300×250

What is the 7-day forecast for Koper?

04-10
11.8° 7.8°
23.12 mm
04-11
12.1° 6.9°
0.06 mm
04-12
13.7° 6.5°
04-13
13.3° 5.0°
04-14
15.7° 5.4°
04-15
14.3° 8.5°
04-16
13.4° 7.8°
Both models agree Avg diff: 5.5°C

Where are air quality stations near Koper?

30
Koper, Slovenia
1.4 km
46
Koper, Slovenia
1.4 km

What cities are near Koper?

46 Trieste 53 Monfalcone 53 Gorizia 17 Rijeka 53 Udine 52 Portogruaro 35 Pula 33 Ljubljana 41 Kranj 54 San Donà di Piave

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-10T00:36 UTC.