Line 8, Saint Petersburg, Sankt Peterburg, Russia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Line 8, Saint Petersburg, Sankt Peterburg, Russia
AQI Trends: Highest and Lowest
Same Day Analysis (19th October ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 83 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 19th Oct - 20th Oct 2025
Line 8, Saint Petersburg, Sankt Peterburg, Russia
7 AM19th Oct 2025
6 PM
6 AM20th Oct 2025
85AQI
55AQI
63AQI
56AQI
In the last 24 hours,
Line 8's AQI reached its highest point of 85 at 7 AM during the Day, while the lowest point, 55, was recorded at 4 PM during the Day between 19th Oct and 20th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Line 8, Saint Petersburg, Sankt Peterburg, Russia
13°C10/16°C
16°C14/20°C
15°C11/17°C
10°C7/13°C
7°C4/10°C
9°C4/12°C
10°C7/14°C
11°C8/15°C
8°C4/12°C
6°C2/10°C
5°C1/11°C
6°C2/11°C
6°C3/11°C
6°C2/11°C
7°C3/11°C
8°C6/11°C
11°C9/15°C
10°C8/14°C
9°C6/15°C
9°C6/14°C
9°C7/12°C
8°C6/11°C
7°C6/8°C
5°C4/8°C
6°C4/7°C
6°C4/8°C
8°C5/10°C
4°C2/7°C
2°C0/6°C
2°C0/6°C
--°C/°C
57AQI
50AQI
60AQI
49AQI
2025 Days Vs Air Quality
Line 8, Saint Petersburg, Sankt Peterburg, Russia
89%
260
11%
32
Total number of days with different AQI categories in last 293 days in 2025 (72 days remaining)
Under WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 293 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Line 8, Saint Petersburg, Sankt Peterburg, Russia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
34AQI
37AQI
34AQI
45AQI
26AQI
39AQI
26AQI
38AQI
31AQI
39AQI
30AQI
40AQI
43AQI
24AQI
23AQI
26AQI
21AQI
24AQI
25AQI
22AQI
22AQI
29AQI
33AQI
30AQI
28AQI
29AQI
26AQI
30AQI
41AQI
32AQI
31AQI
27AQI
24AQI
27AQI
36AQI
47AQI
42AQI
41AQI
41AQI
52AQI
47AQI
33AQI
29AQI
25AQI
28AQI
76AQI
68AQI
70AQI
43AQI
30AQI
31AQI
25AQI
34AQI
49AQI
55AQI
63AQI
69AQI
57AQI
58AQI
34AQI
39AQI
35AQI
37AQI
38AQI
38AQI
27AQI
39AQI
24AQI
36AQI
26AQI
34AQI
39AQI
41AQI
66AQI
58AQI
49AQI
57AQI
49AQI
27AQI
31AQI
44AQI
31AQI
42AQI
45AQI
47AQI
47AQI
37AQI
50AQI
49AQI
49AQI
52AQI
44AQI
40AQI
41AQI
24AQI
22AQI
25AQI
22AQI
32AQI
20AQI
21AQI
16AQI
17AQI
24AQI
30AQI
27AQI
32AQI
29AQI
40AQI
31AQI
30AQI
30AQI
29AQI
17AQI
20AQI
24AQI
15AQI
21AQI
18AQI
15AQI
18AQI
20AQI
13AQI
14AQI
13AQI
14AQI
15AQI
15AQI
14AQI
17AQI
14AQI
19AQI
15AQI
18AQI
15AQI
15AQI
16AQI
15AQI
13AQI
14AQI
13AQI
13AQI
18AQI
20AQI
19AQI
18AQI
17AQI
14AQI
27AQI
19AQI
22AQI
12AQI
14AQI
14AQI
14AQI
17AQI
19AQI
15AQI
15AQI
22AQI
17AQI
19AQI
22AQI
21AQI
20AQI
23AQI
19AQI
22AQI
20AQI
20AQI
19AQI
17AQI
14AQI
16AQI
16AQI
16AQI
16AQI
16AQI
18AQI
17AQI
17AQI
15AQI
17AQI
16AQI
16AQI
16AQI
17AQI
18AQI
19AQI
18AQI
19AQI
20AQI
21AQI
19AQI
24AQI
23AQI
24AQI
21AQI
20AQI
21AQI
20AQI
21AQI
22AQI
22AQI
24AQI
26AQI
26AQI
30AQI
27AQI
28AQI
32AQI
47AQI
43AQI
38AQI
34AQI
33AQI
33AQI
25AQI
21AQI
20AQI
20AQI
22AQI
22AQI
20AQI
19AQI
19AQI
23AQI
21AQI
18AQI
18AQI
20AQI
19AQI
17AQI
18AQI
18AQI
22AQI
19AQI
18AQI
19AQI
17AQI
21AQI
27AQI
27AQI
28AQI
37AQI
35AQI
31AQI
40AQI
40AQI
42AQI
41AQI
44AQI
46AQI
42AQI
37AQI
34AQI
32AQI
32AQI
26AQI
26AQI
21AQI
19AQI
21AQI
21AQI
18AQI
16AQI
20AQI
26AQI
38AQI
34AQI
49AQI
53AQI
67AQI
84AQI
77AQI
82AQI
85AQI
62AQI
73AQI
93AQI
68AQI
68AQI
76AQI
48AQI
38AQI
52AQI
54AQI
57AQI
54AQI
62AQI
73AQI
83AQI
31AQI
44AQI
41AQI
27AQI
16AQI
18AQI
22AQI
23AQI
34AQI
68AQI
No. of days
202531AQI
Highest AQI recorded in
October68AQI
Lowest AQI recorded in
May16AQI
202420AQI
Highest AQI recorded in
December36AQI
Lowest AQI recorded in
March7AQI
202317AQI
Highest AQI recorded in
January37AQI
Lowest AQI recorded in
October8AQI
202248AQI
Highest AQI recorded in
November57AQI
Lowest AQI recorded in
December41AQI
Most & Least Polluted Years Over the Last 4 Years
Line 8's annual 2025 AQI (31) shows an average percentage change of 32.8% (worsened AQI) compared to previous years: 2022 (48), 2023 (17), 2024 (20).