Air Quality in Hämeenlinna, Finland
Cloudy
4.6°C · 81.4% humidity
4.6°
Feels -0.4°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Hämeenlinna's air quality — share it
AQI Forecast
Calibrated
7
12am
7
7
18
3am
15
14
12
6am
11
10
9
9am
9
8
8
12pm
7
7
7
3pm
7
7
7
6pm
7
7
7
9pm
7
7
Station readings
34h ago
AQI 7
PM2.5 1.7 µg/m³ · 34h ago
Air Quality Index Trend
23h · 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.
81.4%
Humidity
29.8 km/h
Wind SW
1025.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
4.3 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Hämeenlinna?
Temperature & Precipitation
PM2.5 Trend
23h · 1 stationPM2.54.3 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
4.3
Median
4.3
Average
4.3
Low
4.3
High
PM2.5 µg/m³ · Model: 5.8 · Bias: +1.5
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: 4.1°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 2026-05-29T00:27 UTC.