Air Quality in La Chaux-de-Fonds, Switzerland
Partly Cloudy
22.8°C · 59.2% humidity
22.8°
Feels 22.8°
4
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
La Chaux-de-Fonds's air quality — share it
AQI Forecast
Calibrated
5
10pm
5
5
4
1am
5
5
5
4am
5
12
12
7am
5
5
5
10am
5
5
5
1pm
5
3
3
4pm
3
3
3
7pm
3
3
Station readings
4
3
CAMS model
adj -22
27
27
27
27
27
27
27
27
34
34
27
27
27
27
27
27
27
25
25
25
25
25
25
25
Air Quality Index Trend
12h · 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.
59.2%
Humidity
21.4 km/h
Wind SW
1015.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
1.0 µg/m³
PM10▲
13.7 µg/m³
050100150200300500
What is the weather forecast for La Chaux-de-Fonds?
Temperature & Precipitation
PM2.5 Trend
12h · 1 stationPM2.51.0 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
1.0
Median
1.0
Average
1.0
Low
1.0
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +5.2
What is the 7-day forecast for La Chaux-de-Fonds?
08-03
33.7° 17.9°
0.13 mm
08-04
26.5° 17.3°
0.06 mm
08-05
25.5° 18.6°
7.5 mm
08-06
22.5° 16.3°
4.31 mm
08-07
34.2° 14.7°
7.06 mm
08-08
21.7° 11.8°
1.88 mm
08-09
21.3° 12.0°
3.5 mm
Both models agree
Avg diff: 5.0°C
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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 2026-08-07T23:08 UTC.