Air Quality in La Chaux-de-Fonds, Switzerland
Partly Cloudy
14.9°C · 51.7% humidity
14.9°
Feels 14.9°
26
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
La Chaux-de-Fonds's air quality — share it
AQI Forecast
Calibrated
2
12am
2
2
26
3am
19
14
11
6am
8
7
12
9am
11
4
3
12pm
3
3
0
3pm
0
0
0
6pm
2
2
2
9pm
2
2
Station readings
6h ago
AQI 4
PM2.5 1.0 µg/m³ · 6h ago
CAMS model
adj -25
27
27
27
27
27
27
27
27
27
34
34
27
27
27
27
25
25
25
25
27
27
27
27
27
Air Quality Index Trend
35h · 1 stnLa Chaux-de-Fonds'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.
51.7%
Humidity
19.3 km/h
Wind S
1015.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.25 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for La Chaux-de-Fonds?
Temperature & Precipitation
PM2.5 Trend
35h · 1 stationPM2.56.25 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for La Chaux-de-Fonds?
07-22
23.1° 14.9°
0.75 mm
07-23
21.6° 18.1°
0.44 mm
07-24
22.9° 13.3°
0.56 mm
07-25
30.3° 10.0°
0.38 mm
07-26
33.8° 13.5°
1.75 mm
07-27
27.8° 14.0°
0.44 mm
07-28
27.2° 11.9°
0.31 mm
Both models agree
Avg diff: 4.2°C
Where are air quality stations near La Chaux-de-Fonds?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-22T01:14 UTC.