Oyonnax, Auvergne Rhone Alpes, France 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
Oyonnax, Auvergne Rhone Alpes, France
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 21 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: 3rd Aug - 4th Aug 2025
Oyonnax, Auvergne Rhone Alpes, France
6 AM3rd Aug 2025
9 PM
5 AM4th Aug 2025
22AQI
19AQI
23AQI
20AQI
In the last 24 hours,
Oyonnax's AQI reached its highest point of 23 at 1 AM during the Night, while the lowest point, 19, was recorded at 8 PM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Oyonnax, Auvergne Rhone Alpes, France
20°C13/27°C
15°C11/22°C
13°C9/15°C
12°C7/16°C
14°C5/23°C
17°C8/25°C
18°C10/27°C
19°C12/27°C
19°C13/28°C
19°C14/26°C
18°C13/25°C
17°C12/22°C
19°C14/25°C
21°C12/30°C
18°C14/24°C
19°C13/27°C
17°C12/22°C
16°C12/22°C
16°C10/24°C
14°C10/19°C
14°C9/20°C
15°C9/22°C
15°C11/19°C
13°C10/18°C
14°C8/19°C
15°C9/21°C
17°C11/24°C
17°C11/23°C
14°C9/19°C
14°C7/21°C
--°C/°C
25AQI
25AQI
25AQI
25AQI
2025 Days Vs Air Quality
Oyonnax, Auvergne Rhone Alpes, France
82%
176
18%
39
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2025, 82% of 216 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
Oyonnax, Auvergne Rhone Alpes, France
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
58AQI
43AQI
31AQI
48AQI
32AQI
31AQI
27AQI
25AQI
26AQI
25AQI
32AQI
34AQI
43AQI
69AQI
84AQI
66AQI
67AQI
74AQI
76AQI
80AQI
75AQI
59AQI
36AQI
33AQI
32AQI
28AQI
28AQI
28AQI
28AQI
28AQI
30AQI
42AQI
52AQI
59AQI
58AQI
63AQI
70AQI
69AQI
60AQI
44AQI
52AQI
36AQI
41AQI
41AQI
50AQI
64AQI
70AQI
82AQI
84AQI
78AQI
68AQI
55AQI
40AQI
34AQI
40AQI
40AQI
29AQI
29AQI
27AQI
37AQI
49AQI
55AQI
53AQI
52AQI
49AQI
45AQI
53AQI
53AQI
34AQI
29AQI
31AQI
28AQI
29AQI
33AQI
25AQI
29AQI
30AQI
28AQI
27AQI
35AQI
28AQI
24AQI
27AQI
28AQI
54AQI
47AQI
37AQI
52AQI
38AQI
29AQI
25AQI
34AQI
35AQI
34AQI
34AQI
29AQI
24AQI
25AQI
29AQI
28AQI
31AQI
29AQI
27AQI
26AQI
20AQI
19AQI
19AQI
19AQI
18AQI
18AQI
17AQI
22AQI
22AQI
21AQI
28AQI
26AQI
28AQI
27AQI
27AQI
32AQI
36AQI
37AQI
39AQI
36AQI
30AQI
27AQI
30AQI
36AQI
39AQI
31AQI
26AQI
20AQI
20AQI
22AQI
33AQI
29AQI
28AQI
31AQI
31AQI
29AQI
33AQI
27AQI
29AQI
21AQI
25AQI
24AQI
24AQI
23AQI
23AQI
21AQI
25AQI
33AQI
34AQI
32AQI
31AQI
22AQI
22AQI
24AQI
40AQI
52AQI
57AQI
61AQI
59AQI
60AQI
59AQI
52AQI
36AQI
33AQI
36AQI
42AQI
49AQI
49AQI
50AQI
50AQI
47AQI
45AQI
43AQI
39AQI
34AQI
30AQI
33AQI
34AQI
41AQI
43AQI
43AQI
38AQI
35AQI
31AQI
26AQI
25AQI
24AQI
26AQI
27AQI
31AQI
32AQI
30AQI
29AQI
26AQI
23AQI
23AQI
26AQI
19AQI
18AQI
17AQI
17AQI
17AQI
22AQI
23AQI
20AQI
24AQI
24AQI
23AQI
23AQI
22AQI
21AQI
44AQI
53AQI
38AQI
26AQI
29AQI
42AQI
27AQI
22AQI
No. of days
202536AQI
Highest AQI recorded in
February53AQI
Lowest AQI recorded in
August22AQI
202431AQI
Highest AQI recorded in
January41AQI
Lowest AQI recorded in
October24AQI
202335AQI
Highest AQI recorded in
February50AQI
Lowest AQI recorded in
November28AQI
202238AQI
Highest AQI recorded in
March56AQI
Lowest AQI recorded in
November28AQI
202134AQI
Highest AQI recorded in
February44AQI
Lowest AQI recorded in
August26AQI
202030AQI
Highest AQI recorded in
April43AQI
Lowest AQI recorded in
October23AQI
Most & Least Polluted Years Over the Last 6 Years
Oyonnax's annual 2025 AQI (36) shows an average percentage change of 9.2% (worsened AQI) compared to previous years: 2020 (30), 2021 (34), 2022 (38), 2023 (35), 2024 (31).