Chekhov, Moskovskaya 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
Chekhov, Moskovskaya Oblast, Russia
AQI Trends: Highest and Lowest
Same Day Analysis (29th September ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 18 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 30th Sep - 1st Oct 2025
Chekhov, Moskovskaya Oblast, Russia
6 AM30th Sep 2025
6 PM
5 AM1st Oct 2025
AQI
AQI
61AQI
18AQI
In the last 24 hours,
Chekhov's AQI reached its highest point of 61 at 4 AM during the Night, while the lowest point, 18, was recorded at 9 PM during the Night between 30th Sep and 1st Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Chekhov, Moskovskaya Oblast, Russia
18°C13/24°C
14°C12/16°C
15°C12/20°C
14°C10/20°C
14°C10/19°C
16°C10/21°C
16°C11/22°C
16°C11/22°C
17°C11/23°C
14°C9/20°C
14°C8/20°C
14°C9/19°C
12°C6/18°C
13°C8/19°C
15°C9/22°C
15°C10/22°C
15°C11/21°C
14°C9/19°C
12°C9/16°C
13°C11/17°C
16°C11/23°C
20°C14/27°C
15°C10/22°C
8°C5/11°C
7°C4/10°C
9°C3/13°C
8°C5/11°C
7°C5/11°C
6°C3/10°C
--°C/°C
--°C/°C
42AQI
34AQI
43AQI
39AQI
2025 Days Vs Air Quality
Chekhov, Moskovskaya Oblast, Russia
71%
192
29%
80
Total number of days with different AQI categories in last 273 days in 2025 (92 days remaining)
Under WHO’s Safe Air Quality Limits: 71%
Health Risk Level:
Low
In 2025, 71% of 273 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
Chekhov, Moskovskaya Oblast, Russia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
50AQI
44AQI
41AQI
50AQI
54AQI
56AQI
56AQI
50AQI
50AQI
57AQI
52AQI
54AQI
51AQI
50AQI
43AQI
51AQI
42AQI
34AQI
31AQI
33AQI
43AQI
51AQI
65AQI
57AQI
57AQI
61AQI
54AQI
50AQI
46AQI
48AQI
47AQI
36AQI
26AQI
27AQI
42AQI
55AQI
63AQI
65AQI
64AQI
66AQI
71AQI
65AQI
64AQI
83AQI
76AQI
44AQI
63AQI
42AQI
44AQI
39AQI
65AQI
55AQI
43AQI
57AQI
60AQI
76AQI
79AQI
68AQI
80AQI
68AQI
60AQI
54AQI
57AQI
41AQI
48AQI
67AQI
80AQI
79AQI
74AQI
74AQI
81AQI
69AQI
57AQI
56AQI
57AQI
45AQI
48AQI
47AQI
55AQI
63AQI
56AQI
53AQI
54AQI
51AQI
52AQI
48AQI
55AQI
65AQI
58AQI
61AQI
62AQI
52AQI
45AQI
51AQI
34AQI
24AQI
25AQI
26AQI
22AQI
23AQI
29AQI
27AQI
39AQI
40AQI
51AQI
45AQI
53AQI
53AQI
51AQI
51AQI
52AQI
56AQI
55AQI
44AQI
40AQI
24AQI
26AQI
29AQI
37AQI
29AQI
31AQI
44AQI
45AQI
40AQI
31AQI
41AQI
32AQI
30AQI
26AQI
22AQI
29AQI
22AQI
34AQI
29AQI
23AQI
26AQI
38AQI
19AQI
23AQI
13AQI
15AQI
13AQI
15AQI
17AQI
14AQI
14AQI
13AQI
14AQI
16AQI
17AQI
23AQI
16AQI
12AQI
17AQI
18AQI
15AQI
18AQI
23AQI
27AQI
31AQI
27AQI
20AQI
23AQI
27AQI
22AQI
19AQI
22AQI
23AQI
26AQI
22AQI
19AQI
18AQI
12AQI
15AQI
18AQI
16AQI
16AQI
15AQI
17AQI
19AQI
16AQI
13AQI
14AQI
16AQI
18AQI
16AQI
16AQI
17AQI
19AQI
25AQI
21AQI
21AQI
23AQI
24AQI
26AQI
26AQI
28AQI
33AQI
28AQI
25AQI
29AQI
29AQI
32AQI
34AQI
36AQI
35AQI
34AQI
35AQI
36AQI
37AQI
39AQI
51AQI
46AQI
54AQI
50AQI
50AQI
41AQI
37AQI
31AQI
25AQI
24AQI
24AQI
30AQI
34AQI
39AQI
41AQI
39AQI
46AQI
37AQI
26AQI
37AQI
37AQI
32AQI
35AQI
35AQI
34AQI
36AQI
37AQI
40AQI
39AQI
42AQI
43AQI
47AQI
50AQI
52AQI
53AQI
37AQI
51AQI
53AQI
55AQI
52AQI
53AQI
53AQI
52AQI
49AQI
41AQI
39AQI
43AQI
48AQI
44AQI
44AQI
41AQI
35AQI
31AQI
32AQI
27AQI
24AQI
20AQI
15AQI
17AQI
15AQI
18AQI
49AQI
58AQI
59AQI
40AQI
25AQI
20AQI
27AQI
38AQI
39AQI
No. of days
202539AQI
Highest AQI recorded in
March59AQI
Lowest AQI recorded in
June20AQI
202436AQI
Highest AQI recorded in
December51AQI
Lowest AQI recorded in
April21AQI
202320AQI
Highest AQI recorded in
December29AQI
Lowest AQI recorded in
January4AQI
20224AQI
Highest AQI recorded in
December5AQI
Lowest AQI recorded in
November4AQI
Most & Least Polluted Years Over the Last 4 Years
Chekhov's annual 2025 AQI (39) shows an average percentage change of 320.2% (worsened AQI) compared to previous years: 2022 (4), 2023 (20), 2024 (36).