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

Latest air quality data: Budapest
Pollution and air quality forecast for Budapest. Today is Thursday, August 27, 2026. The following air pollution values have been recorded for Budapest:
  1. particulate matter (PM2.5) dust - 8 (Good)
  2. particulate matter (PM10) suspended dust - 13 (Good)
  3. ozone (O3) - 49 (Good)
  4. nitrogen dioxide (NO2) - 12 (Good)
  5. sulfur dioxide (SO2) - 1 (Good)
  6. carbon monoxide (CO) - 172 (Good)
Real-time Air Quality Index (AQI) for Budapest, Thursday, August 27, 2026: 1.

air quality index: 0
AQI 1 Good

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


What is the current level of PM2.5 in Budapest? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 8 (Good) For comparison, the highest level of PM2.5 in Budapest in the last 7 days was: 9 (Friday, August 21, 2026) and the lowest: 4 (Sunday, August 23, 2026). The highest PM2.5 values were recorded: 9.1 (May 2020). The lowest level of particulate matter PM2.5 pollution occurs in month: April (8.5).

What is the level of PM10 today in Budapest? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Budapest is: 13 (Good) The highest PM10 values usually occur in month: 199 (October 2017). The lowest value of particulate matter PM10 pollution in Budapest is usually recorded in: May (16).

How is the O3 level today in Budapest? (ozone (O3))
49 (Good)

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

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

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



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

PM2,5 8 (Good)

PM10 13 (Good)

O3 49 (Good)

NO2 12 (Good)

SO2 1 (Good)

CO 172 (Good)

Data on air pollution from recent days in Budapest

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 8
Good
7
Good
6
Good
5
Good
4
Good
4
Good
9
Good
9
Good
pm10 12
Good
11
Good
10
Good
9
Good
5
Good
5
Good
13
Good
12
Good
o3 74
Moderate
71
Moderate
74
Moderate
68
Good
71
Moderate
81
Moderate
78
Moderate
88
Moderate
no2 10
Good
10
Good
10
Good
12
Good
5
Good
3
Good
9
Good
8
Good
so2 1
Good
1
Good
1
Good
1
Good
0
Good
0
Good
0
Good
3
Good
co 177
Good
168
Good
161
Good
159
Good
150
Good
147
Good
154
Good
166
Good
data source »

Air pollution in Budapest from September 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 2017-10 2017-09
o3 63 (Good) 63 (Good) 50 (Good) 45 (Good) 20 (Good) 25 (Good) 20 (Good) 33 (Good) 42 (Good) 42 (Good) 57 (Good) 52 (Good) 39 (Good) 49 (Good) 48 (Good) 32 (Good) 31 (Good) 20 (Good) 20 (Good) 32 (Good) 48 (Good) 66 (Good) 71 (Moderate) 64 (Good) 63 (Good) 64 (Good) 42 (Good) 31 (Good) 18 (Good) 22 (Good) 21 (Good) 30 (Good) 32 (Good)
pm25 9.1 (Good) 8.5 (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) - (Good) - (Good)
no2 17 (Good) 26 (Good) 32 (Good) 29 (Good) 37 (Good) 32 (Good) 31 (Good) 36 (Good) 29 (Good) 28 (Good) 26 (Good) 24 (Good) 25 (Good) 29 (Good) 35 (Good) 37 (Good) 34 (Good) 37 (Good) 34 (Good) 41 (Moderate) 37 (Good) 30 (Good) 22 (Good) 22 (Good) 25 (Good) 26 (Good) 33 (Good) 33 (Good) 34 (Good) 37 (Good) 32 (Good) 36 (Good) 32 (Good)
so2 4.5 (Good) 4.9 (Good) 5.2 (Good) 5.3 (Good) 4.9 (Good) 4.5 (Good) 5.7 (Good) 4.7 (Good) 4.1 (Good) 4.7 (Good) 4.1 (Good) 3.8 (Good) 3.5 (Good) 7.3 (Good) 3 (Good) 3.5 (Good) 4.8 (Good) 5.4 (Good) 5.7 (Good) 5.2 (Good) 4.7 (Good) 4 (Good) 4.3 (Good) 3.6 (Good) 4 (Good) 4.1 (Good) 4.2 (Good) 4.2 (Good) 5.3 (Good) 5.3 (Good) 5.8 (Good) 5 (Good) 4.5 (Good)
pm10 18 (Good) 30 (Moderate) 30 (Moderate) 21 (Moderate) 42 (Moderate) 28 (Moderate) 26 (Moderate) 30 (Moderate) 23 (Moderate) 23 (Moderate) 23 (Moderate) 27 (Moderate) 16 (Good) 32 (Moderate) 26 (Moderate) 37 (Moderate) 32 (Moderate) 36 (Moderate) 39 (Moderate) 44 (Moderate) 30 (Moderate) 51 (Unhealthy for Sensitive Groups) 21 (Moderate) 23 (Moderate) 28 (Moderate) 29 (Moderate) 37 (Moderate) 36 (Moderate) 40 (Moderate) 26 (Moderate) 25 (Moderate) 199 (Very bad Hazardous) 27 (Moderate)
co 404 (Good) 547 (Good) 691 (Good) 643 (Good) 670 (Good) 744 (Good) 720 (Good) 530 (Good) 428 (Good) 400 (Good) 187 (Good) 364 (Good) 575 (Good) 552 (Good) 684 (Good) 619 (Good) 144 (Good) 423 (Good) 601 (Good) 515 (Good) 513 (Good) 512 (Good) 364 (Good) 436 (Good) 486 (Good) 606 (Good) 710 (Good) 677 (Good) 375 (Good) 668 (Good) 555 (Good) 391 (Good) 536 (Good)
data source »

Quality of life in Budapest

Green and Parks in the City

Budapest 57%

Slovakia: 58% Slovenia: 87% Serbia: 55% Bosnia and Herzegovina: 54% Austria: 78%

particulate matter PM2.5

Budapest 21 (Moderate)

Pleasure of spending time in the city

Budapest 60%

Slovakia: 73% Slovenia: 88% Serbia: 53% Bosnia and Herzegovina: 53% Austria: 84%

particulate matter PM10

Budapest 30 (Moderate)

Air Pollution

Budapest 58%

Slovakia: 35% Slovenia: 26% Serbia: 65% Bosnia and Herzegovina: 62% Austria: 21%

Garbage Disposal

Budapest 63%

Slovakia: 65% Slovenia: 87% Serbia: 39% Bosnia and Herzegovina: 49% Austria: 84%

Availability and quality of drinking water

Budapest 79%

Slovakia: 87% Slovenia: 96% Serbia: 64% Bosnia and Herzegovina: 71% Austria: 91%

Cleanliness and tidiness

Budapest 47%

Slovakia: 57% Slovenia: 87% Serbia: 37% Bosnia and Herzegovina: 50% Austria: 82%

Noise and Light pollution

Budapest 49%

Slovakia: 41% Slovenia: 37% Serbia: 51% Bosnia and Herzegovina: 38% Austria: 34%

Water Pollution

Budapest 33%

Slovakia: 27% Slovenia: 17% Serbia: 52% Bosnia and Herzegovina: 45% Austria: 14%
Source: Numbeo


Budapest

Thursday, August 27, 2026 at 3:00 AM

PM2,5 7.7 (Good)

particulate matter (PM2.5) dust

PM10 13 (Good)

particulate matter (PM10) suspended dust

O3 49 (Good)

ozone (O3)

NO2 12 (Good)

nitrogen dioxide (NO2)

SO2 1 (Good)

sulfur dioxide (SO2)

CO 172 (Good)

carbon monoxide (CO)

Budapest

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 8.7 8.5 3.6 3.5 5.3 6.2 7.4 8.1
pm10 12 13 5.1 5.5 8.5 9.5 11 12
o3 88 78 81 71 68 74 71 74
no2 8 9.5 3.1 4.9 12 10 10 10
so2 2.5 0.44 0.32 0.45 0.57 0.8 1 0.89
co 166 154 147 150 159 161 168 177

HU0022A

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 2017-10 2017-09
pm10 20 34 33 22 52 33 25 23 25 28 26 40 15 35 30 44 37 39 40 43 35 29 23 26 31 12 30 30 59 25 28 30 27
co - 491 569 508 870 702 710 524 403 383 172 668 745 657 717 821 1 587 689 602 398 712 676 626 608 759 767 866 1 863 651 705 689
so2 2.4 3.8 3.7 3.7 4.4 4 3.3 2.3 3.4 4.4 4 2.7 2.1 2.5 1.9 2.6 2.1 2.5 2.9 3 3.3 2.1 1.8 2.3 2.3 2.5 2 2.1 2.5 2.2 2.8 2.8 3
no2 7.5 24 30 25 32 26 25 30 25 25 19 18 21 21 32 39 32 33 27 37 32 23 18 17 18 19 17 22 30 29 28 28 24
o3 57 57 43 35 16 22 20 33 41 55 66 51 35 43 42 27 25 16 20 33 51 69 70 65 61 62 39 26 16 19 20 31 37
pm25 9.1 8.5 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

HU0036A

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 2017-10 2017-09
pm10 12 20 25 14 35 22 21 23 16 18 17 20 12 29 20 32 32 36 37 39 25 150 18 20 22 26 34 42 32 22 17 17 23
co 221 300 675 595 761 512 374 279 197 247 241 260 254 355 643 762 716 665 533 416 238 145 100 91 129 284 498 469 381 468 426 316 381
so2 3.9 2.6 2.8 3 2.1 3 6.9 5.5 4.9 4.7 3.8 1.7 - 6 2.5 1.7 5.2 4.8 4.7 5 6.1 6 5.2 4 4 4.3 3.4 4 3.9 2.9 3.7 4.2 3.9
o3 73 72 59 55 24 29 22 35 46 61 75 70 53 67 65 43 41 27 23 37 55 74 80 73 73 72 54 46 26 29 27 37 36
no2 9.4 16 20 18 30 23 22 20 15 13 8.5 8.7 11 13 16 24 22 26 24 22 16 11 6.3 7.6 11 15 25 21 20 42 21 - -

HU0041A

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 2017-10 2017-09
pm10 23 34 34 25 48 34 34 40 32 33 36 34 28 40 35 45 41 45 51 52 36 33 28 28 37 44 51 45 45 33 27 892 30
co 457 435 683 651 855 845 873 818 536 517 107 6 632 667 527 759 1 1 1 907 759 644 339 487 784 699 736 657 1 998 618 518 623
so2 4.8 5.2 6.7 8.4 7.6 8.5 6.9 5.2 3.8 5.7 6.6 6.4 5.5 12 4.2 5.8 5.1 6.3 6.8 6.3 5.1 4.3 3.3 3.9 6.5 7 6.2 5.9 7 5.3 5.7 6.6 6.1
no2 26 36 42 37 46 41 44 51 40 39 45 41 40 45 50 - 39 45 44 55 55 50 36 37 45 53 55 45 48 45 43 43 39

HU0042A

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 2017-10 2017-09
pm10 15 31 29 18 40 28 26 31 19 13 15 17 10 21 17 24 21 23 24 28 17 14 13 15 19 23 31 30 31 26 29 27 25
co 515 809 951 799 1 916 915 850 346 344 89 465 493 650 935 1 1 1 816 648 434 292 206 169 206 496 697 500 641 486 475 416 260
so2 5.3 5.2 4.9 4.1 3.6 4.3 5.8 4.8 3.1 3.5 1.4 5.2 4.4 14 4 3.7 3.5 3.2 1.6 1.4 2.4 3.9 7 4.2 2.5 4.2 5.5 5.6 5.6 5.3 5.3 5.5 5.1
no2 18 24 28 29 35 30 27 32 27 27 27 21 25 31 35 37 35 34 31 37 33 25 19 20 18 6.7 23 32 30 30 29 30 26
o3 60 61 49 45 19 22 19 31 39 11 31 36 30 37 38 26 26 17 16 26 38 56 62 54 54 57 32 20 12 17 17 22 24

HU0045A

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 2017-10 2017-09
pm10 19 32 29 24 34 24 24 34 22 23 22 25 16 37 27 41 29 38 41 56 35 30 22 25 32 40 37 34 32 24 26 29 28
co 423 698 579 660 861 746 726 181 658 507 326 420 751 431 600 754 1 860 968 1 735 767 499 805 704 791 852 893 851 523 604 1 729
so2 6 7.5 8 7.1 6.9 2.9 5.6 5.5 5.4 5.4 4.7 3 2 2.2 2.5 3.5 8.2 10 12 10 6.8 3.4 3.9 3.8 4.5 2.3 3.9 3.3 7.7 11 12 5.7 4.7
no2 27 32 39 36 43 39 39 47 39 37 30 30 31 33 41 48 41 49 45 53 49 39 28 30 34 38 45 44 43 41 40 41 38

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

🌦️ Weather · 16-day Forecast — Budapest

🌦️ WEATHER · 16-DAY FORECASTBudapest🌤️31°Partly cloudyToday · ↑31° ↓19°💨 7 km/h · 💧 21%Tue25.08🌤️31°19°Wed26.08☁️26°20°Thu27.08☁️28°17°Fri28.08☁️31°20°Sat29.08☁️28°22°Sun30.08☁️31°20°Mon31.08☀️33°23°Tue1.09🌧️30°22°Wed2.09🌧️24°19°Thu3.09☁️27°17°Fri4.09☀️30°20°Sat5.09☀️33°22°Sun6.09☀️34°21°Mon7.09☀️24°17°Tue8.09☀️28°16°Wed9.09☁️28°19°pollution-alert.com · August 27, 2026

16-day weather forecast for Budapest: today around 31°C (partly cloudy), lows near 19°C. Daily temperature and conditions, updated every day. Strong wind (about 24 km/h) is actively clearing smog and dust away.

☀️ UV Index · 16-day Forecast — Budapest

☀️ UV INDEX · 16-DAY FORECASTBudapest03681111+5.2UV MODERATEtoday, day maxSeek shade around midday. SPF 30+, sunglasses and ahat for longer stays.⏱ Unprotected fair skin can burn in about 40 min5Wed26.086Thu27.086Fri28.085Sat29.086Sun30.085Mon31.086Tue1.096Wed2.095Thu3.096Fri4.096Sat5.093Sun6.093Mon7.095Tue8.095Wed9.095Thu10.090-2 low3-5 moderate6-7 high8-10 very high11+ extremepollution-alert.com · August 27, 2026

The UV index in Budapest today is 5.2 (moderate) — unprotected fair skin can burn in about 40 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Budapest — compare nearby locations.

Frequently asked questions

Is the air safe to breathe in Budapest today?
The current average PM2.5 across Budapest is about 8 µg/m³, rated “Good”. Air quality is good — outdoor activities are fine for everyone.
What is the current PM2.5 level in Budapest?
Right now PM2.5 in Budapest averages about 8 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 Budapest?
Over the past week, the highest daily PM2.5 in Budapest was recorded on Thursday, August 20 (about 9 µg/m³).
What is the UV index in Budapest today?
The UV index in Budapest today is 5.2 (moderate) — unprotected fair skin can burn in about 40 minutes.
Does today's wind help disperse smog in Budapest?
Strong wind (about 24 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.