Air Quality in Koper, SI

Rain
11.7°C · 70.1% humidity
11.7°
Feels 11.7°
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
33 5pm
53
59
59 8pm
84
84
84 11pm
84
84
84 2am
84
84
84 5am
84
84
59 8am
59
59
59 11am
59
59
59 2pm
59
84
Station readings
33
53
CAMS model adj +9
25
37
50
50
75
75
75
75
75
75
75
75
75
75
75
50
50
50
50
50
50
50
50
75
AD 728×90

PM2.5 Trend (24h)

24h · 2 stations
70.1%
Humidity
18.2 km/h
Wind S
1006.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Koper?

Temperature & Precipitation

PM2.53.34 µg/m³ ✓ WHO
Good
PM1041.2 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Koper?

04-09
17.0° 11.7°
2.75 mm
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°
Both models agree Avg diff: 5.5°C

Where are air quality stations near Koper?

34
Koper, Slovenia
1.4 km
30
Koper, Slovenia
1.4 km

What cities are near Koper?

15 Trieste 19 Monfalcone 28 Gorizia 23 Rijeka 48 Udine 11 Portogruaro Pula 12 Ljubljana 61 Kranj 7 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 2026-04-09T20:14 UTC.