Poznan, Wielkopolskie, Poland Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
December Air Quality Analysis
Poznan, Wielkopolskie, Poland
AQI Trends: Highest and Lowest
Same Day Analysis (9th December ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 62 of Moderate air quality, showing improvement over 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 9th Dec - 10th Dec 2025
Poznan, Wielkopolskie, Poland
7 AM9th Dec 2025
3 PM
6 AM10th Dec 2025
57AQI
53AQI
87AQI
60AQI
In the last 24 hours,
Poznan's AQI reached its highest point of 87 at 1 AM during the Night, while the lowest point, 53, was recorded at 12 PM during the Day between 9th Dec and 10th Dec 2025.
Day & Night AQI Trend : Nov - Dec 2025
Poznan, Wielkopolskie, Poland
7°C6/8°C
8°C7/10°C
8°C5/11°C
10°C7/15°C
10°C8/14°C
6°C5/7°C
8°C4/12°C
5°C2/5°C
3°C0/5°C
3°C1/5°C
2°C0/5°C
0°C-2/3°C
-1°C-3/2°C
-2°C-4/1°C
-1°C-3/2°C
0°C-1/3°C
1°C0/3°C
1°C-1/2°C
2°C-1/3°C
2°C0/4°C
2°C1/4°C
3°C1/5°C
2°C0/4°C
1°C-1/4°C
2°C0/4°C
4°C3/4°C
4°C3/6°C
5°C4/6°C
7°C4/9°C
10°C9/10°C
--°C/°C
74AQI
74AQI
88AQI
73AQI
2025 Days Vs Air Quality
Poznan, Wielkopolskie, Poland
61%
209
36%
124
3%
10
Total number of days with different AQI categories in last 344 days in 2025 (21 days remaining)
Under WHO’s Safe Air Quality Limits: 61%
Health Risk Level:
Moderate
In 2025, 61% of 344 days were within WHO’s safe air quality limits, and 39% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Poznan, Wielkopolskie, Poland
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
57AQI
38AQI
32AQI
36AQI
65AQI
51AQI
34AQI
33AQI
47AQI
30AQI
26AQI
23AQI
37AQI
49AQI
42AQI
42AQI
60AQI
63AQI
70AQI
81AQI
76AQI
87AQI
66AQI
58AQI
52AQI
57AQI
53AQI
56AQI
39AQI
42AQI
43AQI
39AQI
46AQI
59AQI
86AQI
91AQI
65AQI
67AQI
68AQI
86AQI
85AQI
84AQI
92AQI
97AQI
71AQI
63AQI
76AQI
96AQI
83AQI
80AQI
94AQI
84AQI
84AQI
88AQI
69AQI
85AQI
104AQI
73AQI
59AQI
49AQI
51AQI
48AQI
58AQI
55AQI
70AQI
92AQI
95AQI
98AQI
102AQI
107AQI
111AQI
75AQI
66AQI
63AQI
63AQI
37AQI
47AQI
67AQI
75AQI
79AQI
65AQI
65AQI
73AQI
83AQI
76AQI
53AQI
72AQI
74AQI
57AQI
48AQI
45AQI
52AQI
37AQI
43AQI
33AQI
25AQI
26AQI
29AQI
39AQI
30AQI
49AQI
52AQI
52AQI
50AQI
50AQI
46AQI
49AQI
43AQI
36AQI
43AQI
43AQI
45AQI
49AQI
53AQI
38AQI
27AQI
29AQI
40AQI
41AQI
34AQI
31AQI
42AQI
43AQI
27AQI
21AQI
31AQI
24AQI
24AQI
29AQI
26AQI
27AQI
30AQI
34AQI
31AQI
23AQI
23AQI
21AQI
22AQI
29AQI
33AQI
38AQI
34AQI
21AQI
28AQI
32AQI
34AQI
31AQI
30AQI
24AQI
32AQI
32AQI
30AQI
39AQI
38AQI
40AQI
32AQI
26AQI
22AQI
25AQI
22AQI
38AQI
37AQI
32AQI
25AQI
32AQI
37AQI
39AQI
34AQI
42AQI
35AQI
27AQI
27AQI
25AQI
35AQI
25AQI
26AQI
27AQI
31AQI
28AQI
28AQI
29AQI
28AQI
29AQI
33AQI
25AQI
28AQI
31AQI
30AQI
31AQI
26AQI
25AQI
23AQI
22AQI
28AQI
34AQI
41AQI
36AQI
33AQI
36AQI
38AQI
47AQI
49AQI
30AQI
28AQI
30AQI
37AQI
46AQI
39AQI
41AQI
30AQI
27AQI
31AQI
34AQI
37AQI
38AQI
33AQI
33AQI
29AQI
30AQI
35AQI
45AQI
47AQI
33AQI
43AQI
48AQI
54AQI
59AQI
56AQI
36AQI
23AQI
30AQI
36AQI
23AQI
27AQI
20AQI
17AQI
19AQI
26AQI
38AQI
50AQI
52AQI
45AQI
38AQI
41AQI
50AQI
35AQI
30AQI
39AQI
28AQI
30AQI
41AQI
52AQI
55AQI
42AQI
29AQI
31AQI
46AQI
29AQI
25AQI
22AQI
25AQI
25AQI
36AQI
32AQI
24AQI
22AQI
21AQI
22AQI
22AQI
20AQI
36AQI
52AQI
57AQI
62AQI
67AQI
82AQI
80AQI
53AQI
39AQI
52AQI
77AQI
55AQI
48AQI
50AQI
49AQI
52AQI
63AQI
80AQI
69AQI
54AQI
39AQI
63AQI
75AQI
71AQI
81AQI
82AQI
38AQI
32AQI
33AQI
29AQI
36AQI
45AQI
50AQI
45AQI
84AQI
93AQI
72AQI
60AQI
79AQI
92AQI
82AQI
95AQI
94AQI
75AQI
84AQI
79AQI
66AQI
67AQI
51AQI
68AQI
50AQI
48AQI
62AQI
77AQI
53AQI
71AQI
79AQI
85AQI
117AQI
81AQI
54AQI
85AQI
122AQI
100AQI
97AQI
99AQI
105AQI
124AQI
101AQI
102AQI
88AQI
72AQI
62AQI
50AQI
78AQI
70AQI
41AQI
29AQI
31AQI
33AQI
37AQI
34AQI
56AQI
78AQI
94AQI
No. of days
202550AQI
Highest AQI recorded in
December94AQI
Lowest AQI recorded in
May29AQI
202454AQI
Highest AQI recorded in
March88AQI
Lowest AQI recorded in
July34AQI
202351AQI
Highest AQI recorded in
December74AQI
Lowest AQI recorded in
July36AQI
202258AQI
Highest AQI recorded in
March88AQI
Lowest AQI recorded in
August29AQI
202146AQI
Highest AQI recorded in
December84AQI
Lowest AQI recorded in
January21AQI
202024AQI
Highest AQI recorded in
March37AQI
Lowest AQI recorded in
December5AQI
Most & Least Polluted Years Over the Last 6 Years
Poznan's annual 2025 AQI (50) shows an average percentage change of 18.4% (worsened AQI) compared to previous years: 2020 (24), 2021 (46), 2022 (58), 2023 (51), 2024 (54).