Air Quality in Zürich (Kreis 11) / Affoltern, Switzerland

Drizzle
25.7°C · 54.8% humidity
25.7°
Feels 25.7°
11
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
13 1am
13
11
11 4am
11
9
9 7am
9
9
11 10am
11
11
11 1pm
9
9
9 4pm
9
9
9 7pm
9
11
11 10pm
11
18
Station readings
13
13
CAMS model adj -16
27
27
27
27
27
25
25
25
25
27
27
27
27
25
25
25
25
25
25
25
27
27
27
34
AD 728×90

Air Quality Index Trend

46h · 3 stn

Zürich (Kreis 11) / Affoltern'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.

54.8%
Humidity
9.6 km/h
Wind NNW
1013.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
11
2.62 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

46h · 3 stations
PM2.52.62 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
2.62
Median
2.53
Average
1.6
Low
4.08
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +3.6
08-03
34.0° 17.2°
0.44 mm
08-04
29.8° 15.8°
1.0 mm
08-05
28.9° 17.0°
1.81 mm
08-06
29.0° 17.9°
2.0 mm
08-07
35.3° 15.9°
4.63 mm
08-08
24.0° 13.7°
5.0 mm
08-09
24.7° 14.1°
2.75 mm
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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 2026-08-08T02:02 UTC.