Air Quality in Barcelona Today — Live AQI, PM2.5 & PM10, Smog, Weather and Forecast

Latest air quality data: Barcelona

Locations: Caracas » Maracaibo » Maracay » Valencia » Barquisimeto » Ciudad Guayana » Barcelona Maturín » Puerto la Cruz » Barinas » Turmero » Ciudad Bolívar » Mérida » Santa Teresa del Tuy » Cumaná » San Cristóbal » Mucumpiz » Cabimas » Coro » Guatire »

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

particulate matter (PM2.5) dust - 13 (Moderate)
particulate matter (PM10) suspended dust - 15 (Good)
ozone (O3) - 23 (Good)
nitrogen dioxide (NO2) - 10 (Good)
sulfur dioxide (SO2) - 1 (Good)
carbon monoxide (CO) - 402 (Good)

Real-time Air Quality Index (AQI) for Barcelona, Wednesday, August 26, 2026: 2.

AQI 2 Moderate

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

Today (Wednesday, August 26, 2026) air quality is moderate in Barcelona. Some pollutants in Barcelona may slightly affect very few hypersensitive individuals. Air pollutants in Barcelona may cause minor breathing discomfort to sensitive people.

What is the current level of PM2.5 in Barcelona? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 13 (Moderate) For comparison, the highest level of PM2.5 in Barcelona in the last 7 days was: 17 (Wednesday, August 26, 2026) and the lowest: 6 (Monday, August 24, 2026).

What is the level of PM10 today in Barcelona? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Barcelona is: 15 (Good)

How is the O3 level today in Barcelona? (ozone (O3))
23 (Good)

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

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

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

Current data Wednesday, August 26, 2026 at 9:00 PM

PM2,5 13 (Moderate)

PM10 15 (Good)

O3 23 (Good)

NO2 10 (Good)

SO2 1 (Good)

CO 402 (Good)

Data on air pollution from recent days in Barcelona

index	2026-08-26	2026-08-25	2026-08-24	2026-08-23	2026-08-22	2026-08-21	2026-08-20	2026-08-19
pm25	17 Moderate	16 Moderate	6 Good	8 Good	8 Good	6 Good	9 Good	11 Good
pm10	25 Moderate	21 Moderate	7 Good	8 Good	8 Good	8 Good	11 Good	13 Good
o3	33 Good	42 Good	42 Good	32 Good	39 Good	35 Good	42 Good	44 Good
no2	7 Good	7 Good	5 Good	4 Good	5 Good	5 Good	4 Good	5 Good
so2	1 Good	1 Good	1 Good	1 Good	1 Good	1 Good	1 Good	1 Good
co	239 Good	237 Good	203 Good	180 Good	215 Good	229 Good	214 Good	215 Good

data source »

Quality of life in Barcelona

Green and Parks in the City

Barcelona 51%

Cuba: 53% Cayman Islands: 57% Jamaica: 46% Haiti: 18%

particulate matter PM2.5

Barcelona 14 (Moderate)

Pleasure of spending time in the city

Barcelona 51%

Cuba: 44% Cayman Islands: 87% The Bahamas: 53% Jamaica: 42% Haiti: 25%

particulate matter PM10

Barcelona 24 (Moderate)

Air Pollution

Barcelona 62%

Cuba: 62% Cayman Islands: 15% The Bahamas: 52% Jamaica: 54% Haiti: 78%

Garbage Disposal

Barcelona 69%

Cuba: 30% Cayman Islands: 62% The Bahamas: 29% Jamaica: 29% Haiti: 6.3%

Availability and quality of drinking water

Barcelona 49%

Cuba: 44% Cayman Islands: 81% The Bahamas: 55% Jamaica: 57% Haiti: 11%

Cleanliness and tidiness

Barcelona 54%

Cuba: 35% Cayman Islands: 75% The Bahamas: 35% Jamaica: 27% Haiti: 7.1%

Noise and Light pollution

Barcelona 63%

Cuba: 47% Cayman Islands: 15% The Bahamas: 39% Jamaica: 54% Haiti: 59%

Water Pollution

Barcelona 48%

Cuba: 61% Cayman Islands: 35% The Bahamas: 58% Jamaica: 63% Haiti: 75%

Source: Numbeo

Barcelona

Wednesday, August 26, 2026 at 9:00 PM

PM2,5 13 (Moderate)

particulate matter (PM2.5) dust

PM10 15 (Good)

particulate matter (PM10) suspended dust

O3 23 (Good)

ozone (O3)

NO2 10 (Good)

nitrogen dioxide (NO2)

SO2 1.3 (Good)

sulfur dioxide (SO2)

CO 402 (Good)

carbon monoxide (CO)

Barcelona

index	2026-08-19	2026-08-20	2026-08-21	2026-08-22	2026-08-23	2026-08-24	2026-08-25	2026-08-26
pm25	11	8.9	6.3	7.8	7.5	6.5	16	17
pm10	13	11	7.7	8.3	8.3	7	21	25
o3	44	42	35	39	32	42	42	33
no2	5.2	4.3	5	5.3	4.3	5	7.3	6.9
so2	0.97	1	0.85	1	0.69	1.1	1.3	1
co	215	214	229	215	180	203	237	239

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

🌦️ Weather · 16-day Forecast — Barcelona

16-day weather forecast for Barcelona: today around 30°C (rain), lows near 24°C. Daily temperature and conditions, updated every day. Strong wind (about 32 km/h) is actively clearing smog and dust away.

☀️ UV Index · 16-day Forecast — Barcelona

The UV index in Barcelona today is 6 (high) — unprotected fair skin can burn in about 35 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Barcelona — compare nearby locations.

ToulouseFrance 11 µg/m³
ZaragozaSpain 5 µg/m³
Caracas 10 µg/m³
Maracaibo 13 µg/m³
Maracay 11 µg/m³
Valencia 6 µg/m³
Barquisimeto 12 µg/m³
Ciudad Guayana 7 µg/m³

Frequently asked questions

Is the air safe to breathe in Barcelona today?

The current average PM2.5 across Barcelona is about 13 µg/m³, rated “Moderate”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Barcelona?

Right now PM2.5 in Barcelona averages about 13 µg/m³ (“Moderate”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.

Which day last week had the worst air in Barcelona?

Over the past week, the highest daily PM2.5 in Barcelona was recorded on Wednesday, August 26 (about 17 µg/m³).

What is the UV index in Barcelona today?

The UV index in Barcelona today is 6 (high) — unprotected fair skin can burn in about 35 minutes.

Does today's wind help disperse smog in Barcelona?

Strong wind (about 32 km/h) is actively clearing smog and dust away.

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.