Air Quality in Siilinjärvi, Finland
Windy
9.5°C · 66.7% humidity
9.5°
Feels 3.3°
6
Good
Air quality is satisfactory. Enjoy outdoor activities.
6 stations
Nearby Monitoring Stations
Siilinjärvi's air quality — share it
AQI Forecast
25
8pm
25
24
6
11pm
11
15
17
2am
19
21
22
5am
22
23
23
8am
23
24
24
11am
24
24
24
2pm
24
24
24
5pm
24
24
Air Quality Index Trend
47h · 1 stnSiilinjärvi'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.
66.7%
Humidity
94.1 km/h
Wind ENE
1018.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
1.43 µg/m³
PM10▲
13.7 µg/m³
050100150200300500
What is the weather forecast for Siilinjärvi?
Temperature & Precipitation
PM2.5 Trend
47h · 1 stationPM2.51.43 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (6 stations within 25 km)
1.43
Median
3.27
Average
0.2
Low
11.5
High
PM2.5 µg/m³ · Model: 5.8 · Bias: +4.4
What is the 7-day forecast for Siilinjärvi?
05-28
9.5° 5.2°
0.81 mm
05-29
14.3° 5.2°
0.06 mm
05-30
11.7° 3.1°
1.0 mm
05-31
11.4° 6.7°
0.13 mm
06-01
14.4° 10.4°
1.63 mm
06-02
15.5° 7.0°
0.06 mm
06-03
16.8° 6.2°
5.56 mm
Both models agree
Avg diff: 4.3°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 2026-05-28T20:17 UTC.