Air Quality in Herisau, Switzerland
Rain
10.9°C · 97.7% humidity
10.9°
Feels 10.9°
10
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Herisau's air quality — share it
AQI Forecast
54
1am
54
27
10
4am
14
17
19
7am
21
22
23
10am
24
24
23
1pm
23
25
25
4pm
24
24
24
7pm
25
25
25
10pm
25
27
Air Quality Index Trend
48h · 4 stnHerisau'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.
97.7%
Humidity
23.7 km/h
Wind WSW
1019.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
2.31 µg/m³
PM10▲
13.7 µg/m³
050100150200300500
What is the weather forecast for Herisau?
Temperature & Precipitation
PM2.5 Trend
48h · 4 stationsPM2.52.31 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
2.31
Median
2.3
Average
2.2
Low
2.4
High
PM2.5 µg/m³ · Model: 6.0 · Bias: +3.7
What is the 7-day forecast for Herisau?
06-09
22.4° 9.1°
19.25 mm
06-10
22.0° 12.0°
3.19 mm
06-11
19.8° 12.6°
11.12 mm
06-12
23.3° 10.8°
14.19 mm
06-13
23.4° 8.8°
14.56 mm
06-14
25.4° 12.9°
0.06 mm
06-15
27.4° 11.2°
0.13 mm
Both models agree
Avg diff: 4.6°C
Where are air quality stations near Herisau?
1
L190 (3m von L53), L191, Bärenkreuzung L53, Austria
71
L190 (3m von L53), L191, Bärenkreuzung L53, Austria
What cities are near Herisau?
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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 2026-06-09T02:17 UTC.