Air Quality in Hämeenlinna, Finland
Clear
24.2°C · 24.4% humidity
24.2°
Feels 24.2°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Hämeenlinna's air quality — share it
AQI Forecast
Calibrated
6
2pm
6
6
30
5pm
23
18
15
8pm
12
11
9
11pm
8
8
7
2am
8
8
7
5am
7
7
7
8am
9
16
16
11am
16
9
Station readings
48h ago
AQI 7
PM2.5 1.7 µg/m³ · 48h ago
Air Quality Index Trend
27h · 1 stnHämeenlinna'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. Current PM2.5 concentration in Hämeenlinna is 1.4× the WHO annual guideline of 5 µg/m³.
24.4%
Humidity
28.9 km/h
Wind SE
1024.4 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.2 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Hämeenlinna?
Temperature & Precipitation
PM2.5 Trend
27h · 1 stationPM2.57.2 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.9
Moderate
Station readings (1 station within 25 km)
7.2
Median
7.2
Average
7.2
Low
7.2
High
PM2.5 µg/m³ · Model: 5.8 · Bias: -1.4
What is the 7-day forecast for Hämeenlinna?
05-29
24.2° 4.6°
05-30
14.5° 2.6°
1.56 mm
05-31
18.7° 6.2°
06-01
21.8° 12.0°
06-02
28.4° 8.7°
06-03
24.6° 4.8°
0.25 mm
06-04
16.4° 11.4°
1.06 mm
Both models agree
Avg diff: 4.3°C
Where are air quality stations near Hämeenlinna?
What cities are near Hämeenlinna?
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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 2026-05-29T14:29 UTC.