Bologna: Air Pollution Today — AQI Index, PM2.5/PM10, Smog Alerts and Forecast

Latest air quality data: Bologna
Pollution and air quality forecast for Bologna. Today is Thursday, August 27, 2026. The following air pollution values have been recorded for Bologna:
  1. particulate matter (PM2.5) dust - 7 (Good)
  2. particulate matter (PM10) suspended dust - 12 (Good)
  3. ozone (O3) - 42 (Good)
  4. nitrogen dioxide (NO2) - 7 (Good)
  5. sulfur dioxide (SO2) - 0 (Good)
  6. carbon monoxide (CO) - 138 (Good)
Real-time Air Quality Index (AQI) for Bologna, Thursday, August 27, 2026: 1.

air quality index: 0
AQI 1 Good

What is the air quality in Bologna today? Is the air polluted in Bologna?. 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 Bologna.


What is the current level of PM2.5 in Bologna? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 7 (Good) For comparison, the highest level of PM2.5 in Bologna in the last 7 days was: 10 (Thursday, August 27, 2026) and the lowest: 5 (Saturday, August 22, 2026). The highest PM2.5 values were recorded: 11 (April 2020). The lowest level of particulate matter PM2.5 pollution occurs in month: May (5).

What is the level of PM10 today in Bologna? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Bologna is: 12 (Good) The highest PM10 values usually occur in month: 40 (January 2020). The lowest value of particulate matter PM10 pollution in Bologna is usually recorded in: May (9.6).

How is the O3 level today in Bologna? (ozone (O3))
42 (Good)

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

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

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



Current data Thursday, August 27, 2026 at 3:00 AM

PM2,5 7 (Good)

PM10 12 (Good)

O3 42 (Good)

NO2 7 (Good)

SO2 0 (Good)

CO 138 (Good)

Data on air pollution from recent days in Bologna

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 10
Good
8
Good
7
Good
7
Good
6
Good
5
Good
6
Good
8
Good
pm10 19
Good
15
Good
10
Good
11
Good
9
Good
8
Good
9
Good
14
Good
o3 73
Moderate
75
Moderate
79
Moderate
80
Moderate
71
Moderate
76
Moderate
69
Good
88
Moderate
no2 6
Good
5
Good
5
Good
5
Good
5
Good
4
Good
5
Good
3
Good
so2 0
Good
0
Good
0
Good
1
Good
0
Good
0
Good
0
Good
0
Good
co 145
Good
137
Good
149
Good
155
Good
153
Good
144
Good
131
Good
147
Good
data source »

Air pollution in Bologna from November 2017 to May 2020

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11
pm25 5 (Good) 11 (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good)
pm10 9.9 (Good) 17 (Good) 26 (Moderate) 33 (Moderate) 40 (Moderate) 30 (Moderate) 15 (Good) 26 (Moderate) 17 (Good) 20 (Good) 18 (Good) 22 (Moderate) 9.6 (Good) 18 (Good) 22 (Moderate) 35 (Moderate) 34 (Moderate) 30 (Moderate) 24 (Moderate) 26 (Moderate) 19 (Good) 18 (Good) 16 (Good) 13 (Good) 18 (Good) 20 (Moderate) 22 (Moderate) 20 (Good) 31 (Moderate) 30 (Moderate) 29 (Moderate)
o3 60 (Good) 64 (Good) 47 (Good) 34 (Good) 20 (Good) 22 (Good) 25 (Good) 34 (Good) 54 (Good) 74 (Moderate) 84 (Moderate) 81 (Moderate) 61 (Good) 63 (Good) 53 (Good) 32 (Good) 20 (Good) 18 (Good) 18 (Good) 35 (Good) 57 (Good) 77 (Moderate) 76 (Moderate) 58 (Good) 47 (Good) 56 (Good) 43 (Good) 28 (Good) 21 (Good) 19 (Good) 17 (Good)
no2 9.5 (Good) 12 (Good) 19 (Good) 29 (Good) 37 (Good) 32 (Good) 26 (Good) 20 (Good) 18 (Good) 13 (Good) 14 (Good) 15 (Good) 18 (Good) 21 (Good) 26 (Good) 30 (Good) 32 (Good) 31 (Good) 24 (Good) 22 (Good) 18 (Good) 14 (Good) 15 (Good) 15 (Good) 19 (Good) 21 (Good) 32 (Good) 33 (Good) 31 (Good) 33 (Good) 27 (Good)
co 258 (Good) 710 (Good) 687 (Good) 890 (Good) 1 (Good) 727 (Good) 500 (Good) 431 (Good) 348 (Good) 384 (Good) 502 (Good) 453 (Good) 418 (Good) 485 (Good) 508 (Good) 841 (Good) 857 (Good) 327 (Good) 544 (Good) 404 (Good) 391 (Good) 336 (Good) 372 (Good) 250 (Good) 445 (Good) 690 (Good) 728 (Good) 700 (Good) 850 (Good) 787 (Good) 257 (Good)
data source »

Quality of life in Bologna

Green and Parks in the City

Bologna 59%

San Marino: 75% Croatia: 73% Bosnia and Herzegovina: 54% Slovenia: 87% Albania: 37%

particulate matter PM2.5

Bologna 17 (Moderate)

Pleasure of spending time in the city

Bologna 54%

San Marino: 100% Croatia: 81% Bosnia and Herzegovina: 53% Slovenia: 88% Albania: 40%

particulate matter PM10

Bologna 24 (Moderate)

Air Pollution

Bologna 67%

San Marino: 6.8% Croatia: 29% Bosnia and Herzegovina: 62% Slovenia: 26% Albania: 69%

Garbage Disposal

Bologna 64%

Croatia: 58% Bosnia and Herzegovina: 49% Slovenia: 87% Albania: 33%

Availability and quality of drinking water

Bologna 70%

San Marino: 100% Croatia: 86% Bosnia and Herzegovina: 71% Slovenia: 96% Albania: 33%

Cleanliness and tidiness

Bologna 43%

San Marino: 75% Croatia: 68% Bosnia and Herzegovina: 50% Slovenia: 87% Albania: 36%

Noise and Light pollution

Bologna 57%

San Marino: 75% Croatia: 34% Bosnia and Herzegovina: 38% Slovenia: 37% Albania: 53%

Water Pollution

Bologna 29%

San Marino: 0% Croatia: 25% Bosnia and Herzegovina: 45% Slovenia: 17% Albania: 68%
Source: Numbeo


Bologna

Thursday, August 27, 2026 at 3:00 AM

PM2,5 6.8 (Good)

particulate matter (PM2.5) dust

PM10 12 (Good)

particulate matter (PM10) suspended dust

O3 42 (Good)

ozone (O3)

NO2 7.1 (Good)

nitrogen dioxide (NO2)

SO2 0.2 (Good)

sulfur dioxide (SO2)

CO 138 (Good)

carbon monoxide (CO)

Bologna

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 7.9 6.3 4.7 5.8 6.8 7.1 8.3 10
pm10 14 8.7 7.9 9.4 11 10 15 19
o3 88 69 76 71 80 79 75 73
no2 3.2 4.7 4.3 5.3 4.7 5.2 4.8 5.8
so2 0.22 0.21 0.3 0.4 0.55 0.39 0.35 0.44
co 147 131 144 153 155 149 137 145

CASTELLUCCIO

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11
pm10 6.2 14 16 8.7 5.8 6.5 5.1 12 12 16 13 17 5.1 11 10 9.8 6.9 5.6 9.3 12 12 12 11 9.1 12 13 9.7 5.8 7.9 5.2 9.3
o3 58 62 53 58 51 50 47 40 45 64 71 72 61 74 70 56 46 48 34 42 48 66 59 46 40 70 67 47 54 54 34
no2 0.16 1.3 2.9 2 2.2 2.9 5.8 8.8 9.8 6.8 6.4 5.7 6.5 5.8 4.3 3.3 3.5 4.7 5.8 5.4 4.3 3.6 3.2 3.7 3.3 1.8 1.7 4.1 1.3 1.6 2.8
pm25 3.3 9.4 - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

DE AMICIS

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11
co - - - - - 626 391 397 295 241 293 253 197 329 378 851 807 653 321 189 314 298 355 129 235 541 638 629 780 713 513
pm10 11 19 29 35 45 33 18 30 17 19 19 20 9.3 19 22 34 36 36 28 27 20 19 15 11 16 21 22 21 35 32 34
no2 13 15 25 34 35 29 26 21 17 13 13 14 21 26 30 41 43 42 32 28 20 15 16 13 15 18 34 37 37 42 33

GIARDINI MARGHERITA

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11
pm10 9.2 15 25 33 42 31 16 28 16 18 17 23 9 17 22 36 37 26 27 26 18 17 16 12 18 19 22 20 34 33 30
o3 66 64 41 25 9.2 11 15 32 60 86 96 93 58 56 48 21 11 7.8 9.3 32 67 90 89 75 56 56 33 14 9.9 9.5 11
no2 6.3 9.8 18 30 40 34 28 19 14 9.9 11 11 15 16 21 32 36 33 26 21 14 9.8 11 9.4 16 18 34 43 38 39 33
pm25 3.7 9.9 - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

PORTA SAN FELICE

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11
pm10 10 18 29 43 52 36 20 29 18 20 19 24 13 21 25 41 42 37 29 30 20 20 20 15 22 24 28 26 40 38 34
co 258 710 687 890 1 828 609 464 400 526 711 653 638 641 637 831 907 1 767 619 468 374 389 371 654 838 817 771 919 860 1
no2 23 28 36 49 55 53 50 42 43 32 36 36 45 51 65 51 51 49 44 48 47 38 44 46 50 54 62 68 54 62 57
pm25 6.8 13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

VIA CHIARINI

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11
pm10 9.5 17 25 35 35 35 16 27 18 23 21 25 12 19 25 39 38 34 26 28 21 19 19 15 22 23 22 23 36 33 32
o3 56 66 42 24 8.3 9.6 9.2 27 55 76 86 82 55 54 42 19 8.4 6.2 5 22 50 74 76 57 41 47 27 14 6.6 4.6 8.1
no2 7 10 21 40 49 38 25 19 13 10 11 12 14 17 23 32 36 32 24 20 16 12 12 11 20 30 46 33 35 29 24

SAN LAZZARO

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11
pm10 12 19 27 40 47 35 19 30 18 22 20 24 9.9 18 26 40 37 35 28 30 22 19 18 13 19 21 22 22 34 35 31

SAN PIETRO CAPOFIUME

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11
no2 8 8.5 9.3 19 41 33 20 12 11 8.1 9.4 11 5.8 8.2 9.8 22 26 28 14 11 7.8 6.4 5.1 8.2 11 6.8 13 12 22 24 15
o3 62 65 50 30 12 16 29 37 56 69 83 77 69 69 52 30 17 8.5 23 45 64 78 81 55 49 52 45 36 11 8.1 16
pm10 12 21 31 38 51 36 15 26 17 20 20 24 9.6 20 26 43 39 37 22 27 23 19 17 15 19 20 25 19 32 37 31
pm25 6.2 14 - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

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

🌦️ Weather · 16-day Forecast — Bologna

🌦️ WEATHER · 16-DAY FORECASTBologna☀️30°Clear skyToday · ↑32° ↓21°💨 6 km/h · 💧 39%Mon24.08☀️32°21°Tue25.08🌧️29°20°Wed26.08☀️32°21°Thu27.08☁️35°23°Fri28.08🌤️40°23°Sat29.08☀️37°23°Sun30.08☀️35°21°Mon31.08☀️36°21°Tue1.09☀️35°21°Wed2.09☁️31°21°Thu3.09☁️31°19°Fri4.09☀️33°19°Sat5.09☀️35°20°Sun6.09🌤️36°21°Mon7.09☁️29°20°Tue8.09🌤️33°18°pollution-alert.com · August 27, 2026

16-day weather forecast for Bologna: today around 32°C (clear sky), lows near 21°C. Daily temperature and conditions, updated every day. Strong wind (about 21 km/h) is actively clearing smog and dust away.

☀️ UV Index · 16-day Forecast — Bologna

☀️ UV INDEX · 16-DAY FORECASTBologna03681111+6.4UV HIGHtoday, day maxSPF 30-50, hat and sunglasses are a must. Better tostay in the shade 11:00-15:00.⏱ Unprotected fair skin can burn in about 30 min6Wed26.086Thu27.086Fri28.086Sat29.086Sun30.086Mon31.086Tue1.096Wed2.096Thu3.096Fri4.096Sat5.096Sun6.096Mon7.096Tue8.096Wed9.096Thu10.090-2 low3-5 moderate6-7 high8-10 very high11+ extremepollution-alert.com · August 27, 2026

The UV index in Bologna today is 6.4 (high) — unprotected fair skin can burn in about 30 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Bologna — compare nearby locations.

Frequently asked questions

Is the air safe to breathe in Bologna today?
The current average PM2.5 across Bologna is about 7 µg/m³, rated “Good”. Air quality is good — outdoor activities are fine for everyone.
What is the current PM2.5 level in Bologna?
Right now PM2.5 in Bologna averages about 7 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 Bologna?
Over the past week, the highest daily PM2.5 in Bologna was recorded on Thursday, August 27 (about 10 µg/m³).
What is the UV index in Bologna today?
The UV index in Bologna today is 6.4 (high) — unprotected fair skin can burn in about 30 minutes.
Does today's wind help disperse smog in Bologna?
Strong wind (about 21 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.