Air Quality in Grenchen, Switzerland
Drizzle
22.3°C · 61.3% humidity
22.3°
Feels 22.3°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Grenchen's air quality — share it
AQI Forecast
25
12pm
24
24
23
3pm
25
25
25
6pm
25
25
25
9pm
25
27
27
12am
27
27
25
3am
25
25
25
6am
25
27
25
9am
25
25
Air Quality Index Trend
44h · 8 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.
61.3%
Humidity
21.2 km/h
Wind N
1019.6 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.65 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Grenchen?
Temperature & Precipitation
PM2.5 Trend
44h · 8 stationsPM2.55.65 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX14.9
Extreme
What is the 7-day forecast for Grenchen?
09-05
22.3° 9.8°
0.81 mm
09-06
13.1° 11.0°
12.25 mm
09-07
26.0° 9.4°
0.94 mm
09-08
20.9° 10.9°
0.06 mm
09-09
20.7° 10.8°
0.38 mm
09-10
27.7° 10.1°
09-11
19.9° 6.2°
0.06 mm
Both models agree
Avg diff: 5.3°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 2026-09-05T13:59 UTC.