Smog in Espoo — Live Data: AQI, Fine Dust, Wind, UV and Health Advice

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Latest air quality data: Espoo

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Pollution and air quality forecast for Espoo. Today is Thursday, August 27, 2026. The following air pollution values have been recorded for Espoo:

particulate matter (PM2.5) dust - 4 (Good)
particulate matter (PM10) suspended dust - 5 (Good)
ozone (O3) - 29 (Good)
nitrogen dioxide (NO2) - 3 (Good)
sulfur dioxide (SO2) - 0 (Good)
carbon monoxide (CO) - 166 (Good)

Real-time Air Quality Index (AQI) for Espoo, Thursday, August 27, 2026: 1.

AQI 1 Good

What is the air quality in Espoo today? Is the air polluted in Espoo?. Is there smog?

Today (Thursday, August 27, 2026) air quality is good. The air quality has no effect on health. Everyone can continue their outdoor activities normally in Espoo.

What is the current level of PM2.5 in Espoo? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 4 (Good) For comparison, the highest level of PM2.5 in Espoo in the last 7 days was: 6 (Tuesday, August 25, 2026) and the lowest: 3 (Sunday, August 23, 2026).

What is the level of PM10 today in Espoo? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Espoo is: 5 (Good)

How is the O3 level today in Espoo? (ozone (O3))
29 (Good)

How high is the level of NO2? (nitrogen dioxide (NO2))
3 (Good)

What is the level of SO2 pollution? (sulfur dioxide (SO2))
0 (Good)

How high is the CO level? (carbon monoxide (CO))
166 (Good)

Current data Thursday, August 27, 2026 at 4:00 AM

PM2,5 4 (Good)

PM10 5 (Good)

O3 29 (Good)

NO2 3 (Good)

SO2 0 (Good)

CO 166 (Good)

Data on air pollution from recent days in Espoo

index	2026-08-27	2026-08-26	2026-08-25	2026-08-24	2026-08-23	2026-08-22	2026-08-21	2026-08-20
pm25	4 Good	4 Good	6 Good	6 Good	3 Good	4 Good	3 Good	3 Good
pm10	5 Good	5 Good	7 Good	6 Good	3 Good	5 Good	4 Good	4 Good
o3	50 Good	50 Good	58 Good	57 Good	64 Good	74 Moderate	62 Good	56 Good
no2	5 Good	2 Good	1 Good	1 Good	1 Good	3 Good	2 Good	4 Good
so2	1 Good	0 Good	0 Good	0 Good	0 Good	0 Good	0 Good	0 Good
co	180 Good	197 Good	315 Good	329 Good	148 Good	166 Good	138 Good	134 Good

data source »

Quality of life in Espoo

Green and Parks in the City

Espoo 82%

Estonia: 82% Aland Islands: 75% Sweden: 84% Latvia: 88% Lithuania: 86%

particulate matter PM2.5

Espoo 5 (Good)

Pleasure of spending time in the city

Espoo 89%

Estonia: 90% Aland Islands: 92% Sweden: 88% Latvia: 82% Lithuania: 83%

particulate matter PM10

Espoo 10 (Good)

Air Pollution

Espoo 6%

Estonia: 12% Aland Islands: 17% Sweden: 15% Latvia: 29% Lithuania: 26%

Garbage Disposal

Espoo 88%

Estonia: 79% Aland Islands: 88% Sweden: 83% Latvia: 70% Lithuania: 71%

Availability and quality of drinking water

Espoo 95%

Estonia: 90% Aland Islands: 96% Sweden: 92% Latvia: 79% Lithuania: 91%

Cleanliness and tidiness

Espoo 79%

Estonia: 82% Aland Islands: 83% Sweden: 76% Latvia: 72% Lithuania: 78%

Noise and Light pollution

Espoo 25%

Estonia: 31% Aland Islands: 46% Sweden: 26% Latvia: 37% Lithuania: 30%

Water Pollution

Espoo 17%

Estonia: 16% Aland Islands: 10% Sweden: 15% Latvia: 28% Lithuania: 24%

Source: Numbeo

Espoo

Thursday, August 27, 2026 at 4:00 AM

PM2,5 3.5 (Good)

particulate matter (PM2.5) dust

PM10 4.8 (Good)

particulate matter (PM10) suspended dust

O3 29 (Good)

ozone (O3)

NO2 3.2 (Good)

nitrogen dioxide (NO2)

SO2 0.1 (Good)

sulfur dioxide (SO2)

CO 166 (Good)

carbon monoxide (CO)

Espoo

index	2026-08-20	2026-08-21	2026-08-22	2026-08-23	2026-08-24	2026-08-25	2026-08-26	2026-08-27
pm25	3	2.9	4.1	2.7	5.8	6.2	3.7	4.1
pm10	3.9	3.6	5.3	2.9	6.3	7.3	4.7	5.2
o3	56	62	74	64	57	58	50	50
no2	3.7	2.4	3.2	0.8	1	1.4	2.3	5.3
so2	0.35	0.14	0.28	0.11	0.17	0.13	0.15	0.64
co	134	138	166	148	329	315	197	180

* Pollution data source: https://openaq.org () The data is licensed under CC-By 4.0

🌦️ Weather · 16-day Forecast — Espoo

16-day weather forecast for Espoo: today around 21°C (partly cloudy), lows near 10°C. Daily temperature and conditions, updated every day. A moderate breeze (about 14 km/h) is partially dispersing pollutants today.

☀️ UV Index · 16-day Forecast — Espoo

The UV index in Espoo today is 4.5 (moderate) — unprotected fair skin can burn in about 45 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Espoo — compare nearby locations.

Helsinki 5 µg/m³
Vantaa 4 µg/m³
Tampere 3 µg/m³
Turku 4 µg/m³
Oulu 2 µg/m³

Frequently asked questions

Is the air safe to breathe in Espoo today?

The current average PM2.5 across Espoo is about 4 µg/m³, rated “Good”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Espoo?

Right now PM2.5 in Espoo averages about 4 µg/m³ (“Good”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.

Which day last week had the worst air in Espoo?

Over the past week, the highest daily PM2.5 in Espoo was recorded on Tuesday, August 25 (about 6 µg/m³).

What is the UV index in Espoo today?

The UV index in Espoo today is 4.5 (moderate) — unprotected fair skin can burn in about 45 minutes.

Does today's wind help disperse smog in Espoo?

A moderate breeze (about 14 km/h) is partially dispersing pollutants today.

How is air quality measured?

Air quality here is based on PM2.5 — the concentration of fine particulate matter in µg/m³. Lower values mean cleaner air. Data is updated daily from Open-Meteo.