Air Quality in Grenchen, Switzerland
Partly Cloudy
15.3°C · 53.3% humidity
15.3°
Feels 15.3°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Grenchen's air quality — share it
AQI Forecast
34
12am
34
34
38
3am
34
34
34
6am
54
34
34
9am
34
34
27
12pm
27
27
25
3pm
25
25
25
6pm
25
27
27
9pm
27
27
Air Quality Index Trend
49h · 1 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.
53.3%
Humidity
10.9 km/h
Wind NW
1015.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.14 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Grenchen?
Temperature & Precipitation
PM2.5 Trend
49h · 1 stationPM2.59.14 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Grenchen?
07-22
24.6° 15.3°
1.06 mm
07-23
20.8° 15.9°
0.19 mm
07-24
22.7° 12.0°
1.06 mm
07-25
29.7° 10.8°
3.94 mm
07-26
32.5° 13.9°
1.81 mm
07-27
27.4° 14.0°
1.88 mm
07-28
28.6° 10.8°
1.69 mm
Both models agree
Avg diff: 2.6°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 2026-07-22T01:12 UTC.