Air Quality in Grenchen, Switzerland
Partly Cloudy
24.1°C · 58.0% humidity
24.1°
Feels 24.1°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Grenchen's air quality — share it
AQI Forecast
27
10pm
27
27
21
1am
30
31
32
4am
32
33
53
7am
33
34
27
10am
27
27
27
1pm
27
25
25
4pm
25
25
25
7pm
25
27
Air Quality Index Trend
44h · 3 stnGrenchen'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.
58.0%
Humidity
29.5 km/h
Wind NNW
1014.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
4.97 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Grenchen?
Temperature & Precipitation
PM2.5 Trend
44h · 3 stationsPM2.54.97 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Grenchen?
08-03
33.5° 16.5°
0.44 mm
08-04
27.4° 14.9°
0.25 mm
08-05
28.7° 17.7°
0.75 mm
08-06
23.9° 17.8°
3.38 mm
08-07
34.5° 15.2°
15.94 mm
08-08
22.5° 12.5°
0.88 mm
08-09
21.9° 11.6°
6.38 mm
Both models agree
Avg diff: 5.0°C
What cities are near Grenchen?
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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 2026-08-07T23:55 UTC.