Air Quality in Herttoniemi, Finland

Cloudy
19.0°C · 81.9% humidity
19.0°
Feels 19.0°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
10 5am
14
13
18 8am
14
14
14 11am
14
14
14 2pm
14
15
15 5pm
15
14
14 8pm
14
14
14 11pm
15
15
15 2am
15
15
Station readings
10
14
13
14
CAMS model adj -10
24
24
24
24
24
24
24
24
24
24
24
25
25
25
24
24
24
24
24
25
25
25
25
25
AD 728×90

Air Quality Index Trend

38h · 3 stn

Herttoniemi'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.

81.9%
Humidity
30.6 km/h
Wind SSE
1014.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
18
4.28 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

38h · 3 stations
PM2.54.28 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
4.28
Median
5.67
Average
2.3
Low
10.1
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +1.6
08-03
19.0° 13.4°
1.0 mm
08-04
19.6° 13.6°
1.75 mm
08-05
20.0° 13.0°
1.56 mm
08-06
23.2° 11.1°
2.44 mm
08-07
23.0° 15.3°
0.44 mm
08-08
21.8° 11.5°
0.06 mm
08-09
15.1° 13.8°
2.0 mm
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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 2026-08-08T05:44 UTC.