Forest Avenue, 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
Forest Avenue, Saint Petersburg, Sankt Peterburg, Russia
AQI Trends: Highest and Lowest
Same Day Analysis (21st October ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 58 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 21st Oct - 22nd Oct 2025
Forest Avenue, Saint Petersburg, Sankt Peterburg, Russia
7 AM21st Oct 2025
6 PM
6 AM22nd Oct 2025
71AQI
56AQI
67AQI
47AQI
In the last 24 hours,
Forest Avenue's AQI reached its highest point of 71 at 10 AM during the Day, while the lowest point, 47, was recorded at 5 AM during the Night between 21st Oct and 22nd Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Forest Avenue, Saint Petersburg, Sankt Peterburg, Russia
15°C11/17°C
10°C7/12°C
7°C4/10°C
9°C4/12°C
10°C7/14°C
11°C8/15°C
8°C5/12°C
6°C2/10°C
5°C1/11°C
6°C3/11°C
6°C3/11°C
6°C2/11°C
7°C4/11°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°C7/11°C
7°C6/8°C
5°C4/8°C
6°C4/7°C
6°C4/8°C
8°C4/10°C
4°C2/7°C
3°C0/6°C
3°C0/6°C
4°C2/6°C
4°C1/7°C
--°C/°C
51AQI
43AQI
50AQI
44AQI
2025 Days Vs Air Quality
Forest Avenue, Saint Petersburg, Sankt Peterburg, Russia
90%
265
10%
29
Total number of days with different AQI categories in last 295 days in 2025 (70 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 295 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Forest Avenue, Saint Petersburg, Sankt Peterburg, Russia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
33AQI
34AQI
35AQI
43AQI
28AQI
42AQI
29AQI
39AQI
30AQI
39AQI
30AQI
39AQI
40AQI
24AQI
23AQI
29AQI
22AQI
24AQI
26AQI
22AQI
23AQI
31AQI
34AQI
32AQI
30AQI
30AQI
28AQI
31AQI
40AQI
33AQI
31AQI
28AQI
24AQI
27AQI
34AQI
45AQI
41AQI
40AQI
42AQI
52AQI
50AQI
34AQI
28AQI
27AQI
26AQI
48AQI
56AQI
64AQI
31AQI
26AQI
28AQI
27AQI
32AQI
48AQI
54AQI
62AQI
68AQI
58AQI
58AQI
36AQI
36AQI
29AQI
31AQI
33AQI
38AQI
26AQI
38AQI
25AQI
38AQI
26AQI
35AQI
39AQI
39AQI
56AQI
58AQI
46AQI
54AQI
47AQI
26AQI
28AQI
44AQI
31AQI
42AQI
47AQI
47AQI
47AQI
39AQI
52AQI
47AQI
50AQI
53AQI
45AQI
41AQI
40AQI
25AQI
21AQI
25AQI
20AQI
30AQI
16AQI
18AQI
16AQI
16AQI
22AQI
31AQI
26AQI
33AQI
31AQI
40AQI
32AQI
33AQI
32AQI
30AQI
17AQI
20AQI
21AQI
14AQI
20AQI
17AQI
14AQI
18AQI
23AQI
13AQI
14AQI
13AQI
13AQI
13AQI
14AQI
13AQI
17AQI
13AQI
16AQI
15AQI
16AQI
16AQI
15AQI
15AQI
15AQI
15AQI
14AQI
12AQI
12AQI
16AQI
19AQI
24AQI
18AQI
19AQI
18AQI
30AQI
21AQI
21AQI
12AQI
13AQI
14AQI
14AQI
17AQI
22AQI
15AQI
15AQI
17AQI
18AQI
21AQI
22AQI
22AQI
21AQI
23AQI
20AQI
23AQI
20AQI
19AQI
18AQI
16AQI
13AQI
14AQI
16AQI
15AQI
15AQI
16AQI
17AQI
17AQI
17AQI
15AQI
17AQI
16AQI
16AQI
15AQI
17AQI
17AQI
19AQI
17AQI
18AQI
19AQI
23AQI
19AQI
23AQI
23AQI
21AQI
20AQI
19AQI
19AQI
19AQI
20AQI
22AQI
22AQI
23AQI
24AQI
26AQI
28AQI
25AQI
25AQI
29AQI
46AQI
42AQI
38AQI
33AQI
31AQI
32AQI
26AQI
20AQI
18AQI
19AQI
21AQI
22AQI
20AQI
19AQI
19AQI
23AQI
22AQI
18AQI
18AQI
22AQI
19AQI
17AQI
18AQI
20AQI
23AQI
22AQI
20AQI
19AQI
18AQI
22AQI
28AQI
29AQI
31AQI
38AQI
36AQI
29AQI
40AQI
41AQI
44AQI
41AQI
44AQI
46AQI
44AQI
37AQI
33AQI
31AQI
31AQI
26AQI
23AQI
17AQI
15AQI
15AQI
19AQI
16AQI
14AQI
14AQI
17AQI
17AQI
12AQI
7AQI
41AQI
48AQI
64AQI
54AQI
65AQI
69AQI
53AQI
60AQI
78AQI
67AQI
62AQI
69AQI
46AQI
39AQI
46AQI
47AQI
54AQI
46AQI
55AQI
70AQI
76AQI
59AQI
58AQI
31AQI
41AQI
40AQI
27AQI
16AQI
17AQI
21AQI
23AQI
29AQI
59AQI
No. of days
202530AQI
Highest AQI recorded in
October59AQI
Lowest AQI recorded in
May16AQI
202427AQI
Highest AQI recorded in
December33AQI
Lowest AQI recorded in
October18AQI
202325AQI
Highest AQI recorded in
December34AQI
Lowest AQI recorded in
October17AQI
202233AQI
Highest AQI recorded in
December40AQI
Lowest AQI recorded in
October9AQI
Most & Least Polluted Years Over the Last 4 Years
Forest Avenue's annual 2025 AQI (30) shows an average percentage change of 5.4% (worsened AQI) compared to previous years: 2022 (33), 2023 (25), 2024 (27).