Air Quality in Locarno, Switzerland
Overcast
12.5°C · 92.0% humidity
12.5°
Feels 12.5°
37
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Locarno's air quality — share it
AQI Forecast
Calibrated
35
5pm
35
55
37
8pm
54
58
60
11pm
62
64
82
2am
53
54
54
5am
54
55
55
8am
55
55
55
11am
55
35
35
2pm
28
28
Station readings
41
40
44
55
CAMS model
adj +1
34
34
54
54
66
66
66
66
66
83
54
54
54
54
54
54
54
54
54
54
34
34
27
27
Air Quality Index Trend
44h · 1 stnLocarno'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.
92.0%
Humidity
13.0 km/h
Wind NW
1023.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.75 µg/m³
PM10
27.4 µg/m³
050100150200300500
What is the weather forecast for Locarno?
Temperature & Precipitation
PM2.5 Trend
44h · 1 stationPM2.58.75 µg/m³
✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
8.75
Median
8.75
Average
6.0
Low
11.5
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +2.1
What is the 7-day forecast for Locarno?
09-22
20.5° 6.3°
0.19 mm
09-23
22.5° 6.1°
09-24
18.8° 3.8°
1.69 mm
09-25
14.6° 10.1°
09-26
14.2° 7.4°
0.06 mm
09-27
25.9° 9.8°
1.5 mm
09-28
14.2° 4.1°
14.56 mm
Both models agree
Avg diff: 6.6°C
Where are air quality stations near Locarno?
25
Magadino Cadenazzo, Switzerland
48
Magadino Cadenazzo, Switzerland
33
Magadino Cadenazzo, Switzerland
44
italy-campione-ditalia
What cities are near Locarno?
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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 2026-09-22T18:40 UTC.