Ryazan, Ryazanskaya Oblast, Russia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Ryazan, Ryazanskaya Oblast, Russia
AQI Trends: Highest and Lowest
Same Day Analysis (9th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 3rd highest AQI at 23 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Ryazan, Ryazanskaya Oblast, Russia
4 AM10th Aug 2025
8 PM
3 AM11th Aug 2025
AQI
AQI
28AQI
21AQI
In the last 24 hours,
Ryazan's AQI reached its highest point of 28 at 1 AM during the Night, while the lowest point, 21, was recorded at 6 PM during the Night between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ryazan, Ryazanskaya Oblast, Russia
25°C19/32°C
25°C19/30°C
23°C19/29°C
22°C17/27°C
20°C16/25°C
20°C15/25°C
18°C16/21°C
20°C17/26°C
20°C16/26°C
19°C17/24°C
20°C16/24°C
20°C16/25°C
20°C15/24°C
21°C15/27°C
19°C13/25°C
20°C14/26°C
21°C16/27°C
23°C17/29°C
23°C17/29°C
24°C19/28°C
22°C17/27°C
20°C17/24°C
21°C15/28°C
19°C18/21°C
20°C17/23°C
20°C15/25°C
19°C14/24°C
17°C12/22°C
16°C13/20°C
--°C/°C
--°C/°C
36AQI
29AQI
32AQI
30AQI
2025 Days Vs Air Quality
Ryazan, Ryazanskaya Oblast, Russia
64%
141
36%
80
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Under WHO’s Safe Air Quality Limits: 64%
Health Risk Level:
Moderate
In 2025, 64% of 222 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
Ryazan, Ryazanskaya Oblast, Russia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
46AQI
66AQI
49AQI
56AQI
64AQI
67AQI
59AQI
50AQI
61AQI
54AQI
57AQI
57AQI
69AQI
62AQI
50AQI
62AQI
55AQI
45AQI
34AQI
52AQI
51AQI
59AQI
69AQI
54AQI
50AQI
56AQI
56AQI
54AQI
49AQI
43AQI
47AQI
47AQI
49AQI
41AQI
59AQI
67AQI
62AQI
65AQI
60AQI
64AQI
61AQI
58AQI
60AQI
82AQI
85AQI
56AQI
62AQI
63AQI
60AQI
48AQI
61AQI
56AQI
36AQI
52AQI
57AQI
71AQI
72AQI
60AQI
74AQI
70AQI
67AQI
56AQI
58AQI
44AQI
50AQI
79AQI
74AQI
76AQI
79AQI
85AQI
78AQI
63AQI
53AQI
56AQI
52AQI
47AQI
48AQI
54AQI
62AQI
70AQI
59AQI
53AQI
53AQI
54AQI
61AQI
67AQI
53AQI
60AQI
56AQI
62AQI
63AQI
62AQI
44AQI
50AQI
44AQI
28AQI
49AQI
41AQI
33AQI
39AQI
49AQI
30AQI
52AQI
38AQI
50AQI
40AQI
49AQI
43AQI
49AQI
47AQI
38AQI
57AQI
57AQI
42AQI
43AQI
48AQI
41AQI
37AQI
42AQI
45AQI
36AQI
20AQI
23AQI
24AQI
18AQI
21AQI
19AQI
23AQI
19AQI
19AQI
17AQI
18AQI
20AQI
25AQI
18AQI
18AQI
19AQI
19AQI
21AQI
20AQI
17AQI
17AQI
15AQI
14AQI
15AQI
17AQI
14AQI
16AQI
16AQI
16AQI
18AQI
19AQI
14AQI
19AQI
25AQI
17AQI
19AQI
20AQI
20AQI
21AQI
20AQI
19AQI
21AQI
21AQI
20AQI
23AQI
25AQI
23AQI
24AQI
21AQI
19AQI
19AQI
20AQI
17AQI
17AQI
17AQI
16AQI
16AQI
17AQI
18AQI
16AQI
15AQI
15AQI
17AQI
18AQI
16AQI
17AQI
17AQI
19AQI
21AQI
19AQI
20AQI
21AQI
21AQI
23AQI
25AQI
25AQI
24AQI
23AQI
23AQI
23AQI
23AQI
26AQI
24AQI
30AQI
33AQI
28AQI
26AQI
28AQI
29AQI
31AQI
47AQI
53AQI
66AQI
57AQI
51AQI
41AQI
36AQI
32AQI
25AQI
23AQI
55AQI
60AQI
61AQI
45AQI
19AQI
19AQI
23AQI
43AQI
No. of days
202540AQI
Highest AQI recorded in
March61AQI
Lowest AQI recorded in
May19AQI
202434AQI
Highest AQI recorded in
December57AQI
Lowest AQI recorded in
April21AQI
202325AQI
Highest AQI recorded in
February33AQI
Lowest AQI recorded in
June17AQI
202229AQI
Highest AQI recorded in
October31AQI
Lowest AQI recorded in
November28AQI
Most & Least Polluted Years Over the Last 4 Years
Ryazan's annual 2025 AQI (40) shows an average percentage change of 40.7% (worsened AQI) compared to previous years: 2022 (29), 2023 (25), 2024 (34).