Omsk, Omsk Oblast, Russia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Omsk, Omsk Oblast, Russia
AQI Trends: Highest and Lowest
Same Day Analysis (29th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 50 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 29th Sep - 30th Sep 2025
Omsk, Omsk Oblast, Russia
6 AM29th Sep 2025
7 PM
5 AM30th Sep 2025
48AQI
23AQI
67AQI
23AQI
In the last 24 hours,
Omsk's AQI reached its highest point of 67 at 11 PM during the Night, while the lowest point, 23, was recorded at 5 AM during the Night between 29th Sep and 30th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Omsk, Omsk Oblast, Russia
13°C9/17°C
12°C8/17°C
14°C10/19°C
15°C12/19°C
14°C13/15°C
16°C12/21°C
15°C12/17°C
15°C11/20°C
14°C11/19°C
15°C11/19°C
13°C11/14°C
10°C8/12°C
9°C5/12°C
8°C4/11°C
11°C7/16°C
12°C9/16°C
13°C9/18°C
14°C9/19°C
15°C10/20°C
14°C11/18°C
15°C10/19°C
14°C11/18°C
15°C9/19°C
13°C8/16°C
18°C12/25°C
20°C15/27°C
18°C11/25°C
8°C4/11°C
3°C-1/6°C
2°C-2/6°C
--°C/°C
57AQI
54AQI
62AQI
58AQI
2025 Days Vs Air Quality
Omsk, Omsk Oblast, Russia
64%
79
36%
45
Total number of days with different AQI categories in last 273 days in 2025 (92 days remaining)
Under WHO’s Safe Air Quality Limits: 64%
Health Risk Level:
Moderate
In 2025, 64% of 273 days were within WHO’s safe air quality limits, and 36% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Omsk, Omsk Oblast, Russia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
35AQI
43AQI
47AQI
48AQI
40AQI
34AQI
40AQI
41AQI
35AQI
30AQI
40AQI
40AQI
38AQI
43AQI
45AQI
47AQI
50AQI
51AQI
46AQI
52AQI
50AQI
43AQI
38AQI
38AQI
36AQI
32AQI
31AQI
39AQI
38AQI
39AQI
41AQI
41AQI
38AQI
46AQI
48AQI
42AQI
37AQI
33AQI
34AQI
28AQI
35AQI
41AQI
45AQI
37AQI
30AQI
36AQI
34AQI
39AQI
50AQI
48AQI
45AQI
43AQI
42AQI
37AQI
37AQI
35AQI
38AQI
40AQI
48AQI
48AQI
52AQI
47AQI
51AQI
51AQI
59AQI
57AQI
57AQI
51AQI
45AQI
41AQI
36AQI
36AQI
42AQI
49AQI
49AQI
49AQI
49AQI
46AQI
54AQI
46AQI
47AQI
52AQI
51AQI
47AQI
50AQI
52AQI
57AQI
52AQI
50AQI
54AQI
53AQI
55AQI
56AQI
55AQI
58AQI
59AQI
62AQI
52AQI
61AQI
61AQI
65AQI
71AQI
70AQI
71AQI
69AQI
69AQI
66AQI
66AQI
61AQI
61AQI
55AQI
54AQI
58AQI
71AQI
79AQI
69AQI
63AQI
57AQI
53AQI
40AQI
41AQI
33AQI
50AQI
36AQI
41AQI
41AQI
50AQI
60AQI
No. of days
202548AQI
Highest AQI recorded in
September60AQI
Lowest AQI recorded in
May36AQI
Most & Least Polluted Years Over the Last 1 Years
Omsk's annual 2025 AQI (48) shows an average percentage change of NaN% (improved AQI) compared to previous years: .