Košice: Air Pollution Today — AQI Index, PM2.5/PM10, Smog Alerts and Forecast
- particulate matter (PM2.5) dust - 8 (Good)
- particulate matter (PM10) suspended dust - 11 (Good)
- ozone (O3) - 52 (Good)
- nitrogen dioxide (NO2) - 3 (Good)
- sulfur dioxide (SO2) - 0 (Good)
- carbon monoxide (CO) - 170 (Good)
What is the air quality in Košice today? Is the air polluted in Košice?. Is there smog?
What is the current level of PM2.5 in Košice? (particulate matter (PM2.5) dust)
Today's PM2.5 level is:
8 (Good)
For comparison, the highest level of PM2.5 in Košice 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: 36 (January 2020).
The lowest level of particulate matter PM2.5 pollution occurs in month: September (9.6).
What is the level of PM10 today in Košice? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Košice is:
11 (Good)
The highest PM10 values usually occur in month: 50 (March 2018).
The lowest value of particulate matter PM10 pollution in Košice is usually recorded in: September (17).
How is the O3 level today in Košice? (ozone (O3))
52 (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))
170 (Good)
Current data Thursday, August 27, 2026 at 3:00 AM
PM2,5 8 (Good)
PM10 11 (Good)
O3 52 (Good)
NO2 3 (Good)
SO2 0 (Good)
CO 170 (Good)
Data on air pollution from recent days in Košice
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
6
Good
7
Good
5
Good
4
Good
5
Good
9
Good
9
Good
pm10
10
Good
9
Good
11
Good
8
Good
5
Good
7
Good
13
Good
12
Good
o3
69
Good
65
Good
70
Moderate
69
Good
62
Good
68
Good
73
Moderate
76
Moderate
no2
2
Good
3
Good
3
Good
3
Good
3
Good
5
Good
7
Good
8
Good
so2
1
Good
1
Good
1
Good
1
Good
1
Good
1
Good
2
Good
4
Good
co
183
Good
163
Good
165
Good
166
Good
160
Good
193
Good
222
Good
241
Good
data source »
Air pollution in Košice 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
pm10
19 (Good)
25 (Moderate)
31 (Moderate)
33 (Moderate)
43 (Moderate)
31 (Moderate)
30 (Moderate)
35 (Moderate)
17 (Good)
20 (Good)
20 (Moderate)
27 (Moderate)
17 (Good)
31 (Moderate)
35 (Moderate)
45 (Moderate)
42 (Moderate)
42 (Moderate)
38 (Moderate)
32 (Moderate)
27 (Moderate)
24 (Moderate)
22 (Moderate)
24 (Moderate)
26 (Moderate)
38 (Moderate)
50 (Moderate)
38 (Moderate)
39 (Moderate)
35 (Moderate)
32 (Moderate)
32 (Moderate)
24 (Moderate)
pm25
12 (Good)
15 (Moderate)
19 (Moderate)
20 (Moderate)
36 (Unhealthy for Sensitive Groups)
23 (Moderate)
18 (Moderate)
23 (Moderate)
9.6 (Good)
12 (Good)
12 (Good)
14 (Moderate)
9.7 (Good)
19 (Moderate)
21 (Moderate)
30 (Moderate)
31 (Moderate)
29 (Moderate)
25 (Moderate)
18 (Moderate)
15 (Moderate)
14 (Moderate)
13 (Moderate)
14 (Moderate)
15 (Moderate)
18 (Moderate)
29 (Moderate)
27 (Moderate)
29 (Moderate)
27 (Moderate)
21 (Moderate)
19 (Moderate)
12 (Good)
no2
16 (Good)
19 (Good)
27 (Good)
37 (Good)
35 (Good)
32 (Good)
33 (Good)
34 (Good)
21 (Good)
17 (Good)
19 (Good)
17 (Good)
22 (Good)
25 (Good)
35 (Good)
42 (Moderate)
38 (Good)
37 (Good)
31 (Good)
33 (Good)
26 (Good)
21 (Good)
19 (Good)
18 (Good)
19 (Good)
31 (Good)
39 (Good)
27 (Good)
35 (Good)
36 (Good)
36 (Good)
32 (Good)
25 (Good)
so2
5.8 (Good)
5.6 (Good)
2.2 (Good)
5.7 (Good)
3.8 (Good)
3.5 (Good)
4.1 (Good)
14 (Good)
25 (Good)
24 (Good)
23 (Good)
22 (Good)
22 (Good)
22 (Good)
21 (Good)
21 (Good)
22 (Good)
21 (Good)
21 (Good)
22 (Good)
21 (Good)
19 (Good)
17 (Good)
16 (Good)
14 (Good)
14 (Good)
14 (Good)
13 (Good)
14 (Good)
- (Good)
- (Good)
- (Good)
- (Good)
co
446 (Good)
439 (Good)
426 (Good)
450 (Good)
608 (Good)
544 (Good)
648 (Good)
512 (Good)
278 (Good)
256 (Good)
147 (Good)
530 (Good)
1 (Good)
1 (Good)
1 (Good)
1 (Good)
1 (Good)
1 (Good)
880 (Good)
635 (Good)
522 (Good)
472 (Good)
442 (Good)
418 (Good)
407 (Good)
426 (Good)
830 (Good)
818 (Good)
846 (Good)
785 (Good)
622 (Good)
500 (Good)
363 (Good)
data source »
Quality of life in Košice
Green and Parks in the City
Košice
46%
Hungary: 59%
Czech Republic: 77%
Poland: 62%
Austria: 78%
Slovenia: 87%
particulate matter PM2.5
Košice
19 (Moderate)
Pleasure of spending time in the city
Košice
65%
Hungary: 65%
Czech Republic: 77%
Poland: 48%
Austria: 84%
Slovenia: 88%
particulate matter PM10
Košice
28 (Moderate)
Air Pollution
Košice
47%
Hungary: 49%
Czech Republic: 35%
Poland: 63%
Austria: 21%
Slovenia: 26%
Garbage Disposal
Košice
60%
Hungary: 65%
Czech Republic: 74%
Poland: 60%
Austria: 84%
Slovenia: 87%
Availability and quality of drinking water
Košice
79%
Hungary: 80%
Czech Republic: 84%
Poland: 65%
Austria: 91%
Slovenia: 96%
Cleanliness and tidiness
Košice
51%
Hungary: 52%
Czech Republic: 65%
Poland: 58%
Austria: 82%
Slovenia: 87%
Noise and Light pollution
Košice
40%
Hungary: 45%
Czech Republic: 44%
Poland: 51%
Austria: 34%
Slovenia: 37%
Water Pollution
Košice
32%
Hungary: 30%
Czech Republic: 28%
Poland: 39%
Austria: 14%
Slovenia: 17%
Source: Numbeo
Košice
Thursday, August 27, 2026 at 3:00 AM
PM2,5 7.8 (Good)
particulate matter (PM2.5) dust
PM10 11 (Good)
particulate matter (PM10) suspended dust
O3 52 (Good)
ozone (O3)
NO2 3.4 (Good)
nitrogen dioxide (NO2)
SO2 0.4 (Good)
sulfur dioxide (SO2)
CO 170 (Good)
carbon monoxide (CO)
Košice
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
8.8
9.3
4.9
3.7
5.2
6.9
6.3
8
pm10
12
13
6.9
5.2
7.6
11
9.3
10
o3
76
73
68
62
69
70
65
69
no2
7.6
7.3
4.7
2.5
2.9
2.9
2.6
2.5
so2
3.6
1.6
0.82
0.5
0.72
0.93
0.88
0.57
co
241
222
193
160
166
165
163
183
SK0267A
2017-09 2020-05
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
pm25
12
15
19
20
36
23
18
23
9.6
12
12
14
9.7
19
21
30
31
29
25
18
15
14
13
14
15
18
29
27
29
27
21
19
12
pm10
19
25
31
33
43
31
30
35
17
20
20
27
17
31
35
45
42
42
38
32
27
24
22
24
26
38
50
38
39
35
32
32
24
co
446
439
426
450
608
544
648
512
278
256
147
530
1
1
1
1
1
1
880
635
522
472
442
418
407
426
830
818
846
785
622
500
363
no2
16
19
27
37
35
32
33
34
21
17
19
17
22
25
35
42
38
37
31
33
26
21
19
18
19
31
39
27
35
36
36
32
25
so2
5.8
5.6
2.2
5.7
3.8
3.5
4.1
14
25
24
23
22
22
22
21
21
22
21
21
22
21
19
17
16
14
14
14
13
14
-
-
-
-
* Pollution data source:
https://openaq.org
(EEA Slovakia)
The data is licensed under CC-By 4.0
🌦️ Weather · 16-day Forecast — Košice
PM2,5 8 (Good)
PM10 11 (Good)
O3 52 (Good)
NO2 3 (Good)
SO2 0 (Good)
CO 170 (Good)
Data on air pollution from recent days in Košice
| 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 |
6 Good |
7 Good |
5 Good |
4 Good |
5 Good |
9 Good |
9 Good |
| pm10 | 10 Good |
9 Good |
11 Good |
8 Good |
5 Good |
7 Good |
13 Good |
12 Good |
| o3 | 69 Good |
65 Good |
70 Moderate |
69 Good |
62 Good |
68 Good |
73 Moderate |
76 Moderate |
| no2 | 2 Good |
3 Good |
3 Good |
3 Good |
3 Good |
5 Good |
7 Good |
8 Good |
| so2 | 1 Good |
1 Good |
1 Good |
1 Good |
1 Good |
1 Good |
2 Good |
4 Good |
| co | 183 Good |
163 Good |
165 Good |
166 Good |
160 Good |
193 Good |
222 Good |
241 Good |
| 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 (Good) | 25 (Moderate) | 31 (Moderate) | 33 (Moderate) | 43 (Moderate) | 31 (Moderate) | 30 (Moderate) | 35 (Moderate) | 17 (Good) | 20 (Good) | 20 (Moderate) | 27 (Moderate) | 17 (Good) | 31 (Moderate) | 35 (Moderate) | 45 (Moderate) | 42 (Moderate) | 42 (Moderate) | 38 (Moderate) | 32 (Moderate) | 27 (Moderate) | 24 (Moderate) | 22 (Moderate) | 24 (Moderate) | 26 (Moderate) | 38 (Moderate) | 50 (Moderate) | 38 (Moderate) | 39 (Moderate) | 35 (Moderate) | 32 (Moderate) | 32 (Moderate) | 24 (Moderate) |
| pm25 | 12 (Good) | 15 (Moderate) | 19 (Moderate) | 20 (Moderate) | 36 (Unhealthy for Sensitive Groups) | 23 (Moderate) | 18 (Moderate) | 23 (Moderate) | 9.6 (Good) | 12 (Good) | 12 (Good) | 14 (Moderate) | 9.7 (Good) | 19 (Moderate) | 21 (Moderate) | 30 (Moderate) | 31 (Moderate) | 29 (Moderate) | 25 (Moderate) | 18 (Moderate) | 15 (Moderate) | 14 (Moderate) | 13 (Moderate) | 14 (Moderate) | 15 (Moderate) | 18 (Moderate) | 29 (Moderate) | 27 (Moderate) | 29 (Moderate) | 27 (Moderate) | 21 (Moderate) | 19 (Moderate) | 12 (Good) |
| no2 | 16 (Good) | 19 (Good) | 27 (Good) | 37 (Good) | 35 (Good) | 32 (Good) | 33 (Good) | 34 (Good) | 21 (Good) | 17 (Good) | 19 (Good) | 17 (Good) | 22 (Good) | 25 (Good) | 35 (Good) | 42 (Moderate) | 38 (Good) | 37 (Good) | 31 (Good) | 33 (Good) | 26 (Good) | 21 (Good) | 19 (Good) | 18 (Good) | 19 (Good) | 31 (Good) | 39 (Good) | 27 (Good) | 35 (Good) | 36 (Good) | 36 (Good) | 32 (Good) | 25 (Good) |
| so2 | 5.8 (Good) | 5.6 (Good) | 2.2 (Good) | 5.7 (Good) | 3.8 (Good) | 3.5 (Good) | 4.1 (Good) | 14 (Good) | 25 (Good) | 24 (Good) | 23 (Good) | 22 (Good) | 22 (Good) | 22 (Good) | 21 (Good) | 21 (Good) | 22 (Good) | 21 (Good) | 21 (Good) | 22 (Good) | 21 (Good) | 19 (Good) | 17 (Good) | 16 (Good) | 14 (Good) | 14 (Good) | 14 (Good) | 13 (Good) | 14 (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
| co | 446 (Good) | 439 (Good) | 426 (Good) | 450 (Good) | 608 (Good) | 544 (Good) | 648 (Good) | 512 (Good) | 278 (Good) | 256 (Good) | 147 (Good) | 530 (Good) | 1 (Good) | 1 (Good) | 1 (Good) | 1 (Good) | 1 (Good) | 1 (Good) | 880 (Good) | 635 (Good) | 522 (Good) | 472 (Good) | 442 (Good) | 418 (Good) | 407 (Good) | 426 (Good) | 830 (Good) | 818 (Good) | 846 (Good) | 785 (Good) | 622 (Good) | 500 (Good) | 363 (Good) |
Green and Parks in the City
Košice 46%
Hungary: 59% Czech Republic: 77% Poland: 62% Austria: 78% Slovenia: 87%particulate matter PM2.5
Košice 19 (Moderate)
Pleasure of spending time in the city
Košice 65%
Hungary: 65% Czech Republic: 77% Poland: 48% Austria: 84% Slovenia: 88%particulate matter PM10
Košice 28 (Moderate)
Air Pollution
Košice 47%
Hungary: 49% Czech Republic: 35% Poland: 63% Austria: 21% Slovenia: 26%Garbage Disposal
Košice 60%
Hungary: 65% Czech Republic: 74% Poland: 60% Austria: 84% Slovenia: 87%Availability and quality of drinking water
Košice 79%
Hungary: 80% Czech Republic: 84% Poland: 65% Austria: 91% Slovenia: 96%Cleanliness and tidiness
Košice 51%
Hungary: 52% Czech Republic: 65% Poland: 58% Austria: 82% Slovenia: 87%Noise and Light pollution
Košice 40%
Hungary: 45% Czech Republic: 44% Poland: 51% Austria: 34% Slovenia: 37%Water Pollution
Košice 32%
Hungary: 30% Czech Republic: 28% Poland: 39% Austria: 14% Slovenia: 17%PM2,5 7.8 (Good)
particulate matter (PM2.5) dustPM10 11 (Good)
particulate matter (PM10) suspended dustO3 52 (Good)
ozone (O3)NO2 3.4 (Good)
nitrogen dioxide (NO2)SO2 0.4 (Good)
sulfur dioxide (SO2)CO 170 (Good)
carbon monoxide (CO)Košice
| 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 | 8.8 | 9.3 | 4.9 | 3.7 | 5.2 | 6.9 | 6.3 | 8 |
| pm10 | 12 | 13 | 6.9 | 5.2 | 7.6 | 11 | 9.3 | 10 |
| o3 | 76 | 73 | 68 | 62 | 69 | 70 | 65 | 69 |
| no2 | 7.6 | 7.3 | 4.7 | 2.5 | 2.9 | 2.9 | 2.6 | 2.5 |
| so2 | 3.6 | 1.6 | 0.82 | 0.5 | 0.72 | 0.93 | 0.88 | 0.57 |
| co | 241 | 222 | 193 | 160 | 166 | 165 | 163 | 183 |
SK0267A
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pm25 | 12 | 15 | 19 | 20 | 36 | 23 | 18 | 23 | 9.6 | 12 | 12 | 14 | 9.7 | 19 | 21 | 30 | 31 | 29 | 25 | 18 | 15 | 14 | 13 | 14 | 15 | 18 | 29 | 27 | 29 | 27 | 21 | 19 | 12 |
| pm10 | 19 | 25 | 31 | 33 | 43 | 31 | 30 | 35 | 17 | 20 | 20 | 27 | 17 | 31 | 35 | 45 | 42 | 42 | 38 | 32 | 27 | 24 | 22 | 24 | 26 | 38 | 50 | 38 | 39 | 35 | 32 | 32 | 24 |
| co | 446 | 439 | 426 | 450 | 608 | 544 | 648 | 512 | 278 | 256 | 147 | 530 | 1 | 1 | 1 | 1 | 1 | 1 | 880 | 635 | 522 | 472 | 442 | 418 | 407 | 426 | 830 | 818 | 846 | 785 | 622 | 500 | 363 |
| no2 | 16 | 19 | 27 | 37 | 35 | 32 | 33 | 34 | 21 | 17 | 19 | 17 | 22 | 25 | 35 | 42 | 38 | 37 | 31 | 33 | 26 | 21 | 19 | 18 | 19 | 31 | 39 | 27 | 35 | 36 | 36 | 32 | 25 |
| so2 | 5.8 | 5.6 | 2.2 | 5.7 | 3.8 | 3.5 | 4.1 | 14 | 25 | 24 | 23 | 22 | 22 | 22 | 21 | 21 | 22 | 21 | 21 | 22 | 21 | 19 | 17 | 16 | 14 | 14 | 14 | 13 | 14 | - | - | - | - |
16-day weather forecast for Košice: today around 29°C (rain), lows near 15°C. Daily temperature and conditions, updated every day. Strong wind (about 22 km/h) is actively clearing smog and dust away.
☀️ UV Index · 16-day Forecast — Košice
The UV index in Košice today is 5 (moderate) — unprotected fair skin can burn in about 40 minutes.
📍 Air quality in nearby cities
Live PM2.5 around Košice — compare nearby locations.
- MiskolcHungary 8 µg/m³
- NyíregyházaHungary 8 µg/m³
- Bratislava 7 µg/m³