Air Quality in Aarau, Switzerland

Heavy Rain
10.4°C · 99.4% humidity
10.4°
Feels 10.4°
7
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
16 1am
2
10
7 4am
7
7
7 7am
7
7
7 10am
6
6
6 1pm
6
6
6 4pm
6
6
6 7pm
7
7
9 10pm
9
16
Station readings
25
2
10
CAMS model adj -18
34
34
24
25
25
25
25
25
25
25
24
24
24
24
24
24
24
24
24
25
25
27
27
34
AD 728×90

Air Quality Index Trend

35h · 2 stn

Aarau'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.

99.4%
Humidity
23.7 km/h
Wind WNW
1020.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
7
1.62 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

35h · 2 stations
PM2.51.62 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
1.62
Median
3.86
Average
1.52
Low
6.2
High
PM2.5 µg/m³ · Model: 6.0 · Bias: +4.4
06-09
24.4° 10.0°
22.19 mm
06-10
23.7° 11.8°
2.63 mm
06-11
24.8° 11.7°
6.13 mm
06-12
24.4° 9.8°
6.13 mm
06-13
27.1° 9.8°
2.69 mm
06-14
28.1° 10.4°
0.06 mm
06-15
28.8° 13.9°
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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 2026-06-09T02:10 UTC.