What is the air quality in Hämeenlinna today?

The current Air Quality Index (AQI) in Hämeenlinna is 17 (Good). PM2.5 concentration is 4.1 µg/m³.

What is the temperature in Hämeenlinna right now?

The current temperature in Hämeenlinna is 6.2°C (feels like 2.1°C). Humidity is 96.1% and wind speed is 24.4 km/h.

Is it safe to go outside in Hämeenlinna?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Hämeenlinna, Finland

Overcast

6.2°C · 96.1% humidity

6.2°

Feels 2.1°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

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Station readings

Air Quality Index Trend

13h · 1 stn

View full history →

Hämeenlinna'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.

96.1%

Humidity

24.4 km/h

Wind SE

1033.6 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.1 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Hämeenlinna?

Temperature & Precipitation

PM2.5 Trend

13h · 1 station

PM2.54.1 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (1 station within 25 km)

4.1

Median

4.1

Average

4.1

Low

4.1

High

PM2.5 µg/m³ · Model: 6.0 · Bias: +1.9

What is the 7-day forecast for Hämeenlinna?

10-21

9.6° 0.5°

1.0 mm

10-22

14.9° 5.3°

0.25 mm

10-23

7.5° 4.2°

1.06 mm

10-24

8.7° 5.1°

10-25

6.8° 1.6°

2.56 mm

10-26

6.5° 3.4°

0.13 mm

10-27

9.3° -2.3°

1.69 mm

Both models agree Avg diff: 3.2°C

Where are air quality stations near Hämeenlinna?

Niittykatu, Hämeenlinna, Finland

0.6 km PM2.5: 4.1 µg/m³

Niittykatu, Hämeenlinna, Finland

0.6 km PM2.5: 3.6 µg/m³

What cities are near Hämeenlinna?

17 Janakkala 31 Riihimäki 28 Valkeakoski 10 Hyvinge 28 Forssa 18 Lempäälä 23 Hollola 22 Hollola 18 Kangasala 18 Hervanta

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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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 2026-10-21T04:01 UTC.