Air Quality in Winterthur, Switzerland
Rain
17.0°C · 94.2% humidity
17.0°
Feels 17.0°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Winterthur's air quality — share it
AQI Forecast
Calibrated
15
6pm
15
15
42
9pm
34
29
25
12am
34
32
19
3am
18
17
16
6am
16
16
15
9am
0
0
0
12pm
0
0
0
3pm
0
0
Station readings
6
4
8
20
CAMS model
adj -39
54
54
54
54
54
54
54
66
66
54
54
54
54
54
54
54
34
27
27
27
27
27
27
27
Air Quality Index Trend
48h · 1 stnWinterthur'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.
94.2%
Humidity
27.4 km/h
Wind SW
1015.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
10.0 µg/m³
PM10
27.45 µg/m³
050100150200300500
What is the weather forecast for Winterthur?
Temperature & Precipitation
PM2.5 Trend
48h · 1 stationPM2.510.0 µg/m³
✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Winterthur?
05-29
17.0° 10.6°
7.81 mm
05-30
18.6° 7.8°
1.25 mm
05-31
23.7° 9.5°
2.06 mm
06-01
21.8° 11.5°
5.88 mm
06-02
21.3° 11.4°
2.06 mm
06-03
16.6° 7.7°
0.31 mm
06-04
25.5° 15.7°
0.06 mm
Both models agree
Avg diff: 5.4°C
Where are air quality stations near Winterthur?
–
Kindhausen
53
Tanikon, Switzerland
34
Tanikon, Switzerland
10
Dubendorf Empa, Switzerland
–
switzerland-schaffhausen-auf-der-platte
–
Stonehenge
20
Adliswil
What cities are near Winterthur?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T19:24 UTC.