Odense, Syddanmark, Denmark 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
Odense, Syddanmark, Denmark
AQI Trends: Highest and Lowest
Same Day Analysis (21st August ):
On this day, AQI across the 3 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: 21st Aug - 22nd Aug 2025
Odense, Syddanmark, Denmark
5 AM21st Aug 2025
9 PM
4 AM22nd Aug 2025
20AQI
13AQI
20AQI
14AQI
In the last 24 hours,
Odense's AQI reached its highest point of 20 at 10 AM during the Day, while the lowest point, 13, was recorded at 8 AM during the Day between 21st Aug and 22nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Odense, Syddanmark, Denmark
18°C17/20°C
20°C16/23°C
19°C15/23°C
18°C14/21°C
18°C15/21°C
18°C13/22°C
17°C13/20°C
16°C13/21°C
17°C14/19°C
17°C14/20°C
18°C14/22°C
16°C16/18°C
17°C15/21°C
16°C13/19°C
16°C13/19°C
17°C13/21°C
18°C14/23°C
17°C13/22°C
17°C13/20°C
16°C11/19°C
18°C14/21°C
20°C16/25°C
22°C17/27°C
21°C15/25°C
17°C13/22°C
17°C12/20°C
18°C15/23°C
18°C13/22°C
17°C13/19°C
15°C11/18°C
--°C/°C
25AQI
23AQI
27AQI
23AQI
2025 Days Vs Air Quality
Odense, Syddanmark, Denmark
87%
203
13%
30
Total number of days with different AQI categories in last 234 days in 2025 (131 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% of 234 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
Odense, Syddanmark, Denmark
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
35AQI
28AQI
28AQI
25AQI
41AQI
23AQI
26AQI
26AQI
39AQI
25AQI
23AQI
25AQI
36AQI
54AQI
35AQI
29AQI
35AQI
47AQI
35AQI
53AQI
60AQI
59AQI
47AQI
32AQI
27AQI
26AQI
26AQI
21AQI
20AQI
24AQI
25AQI
30AQI
39AQI
57AQI
80AQI
65AQI
35AQI
28AQI
47AQI
69AQI
59AQI
52AQI
61AQI
62AQI
41AQI
23AQI
33AQI
28AQI
41AQI
42AQI
52AQI
71AQI
68AQI
50AQI
35AQI
30AQI
50AQI
39AQI
36AQI
40AQI
36AQI
39AQI
43AQI
61AQI
70AQI
72AQI
72AQI
79AQI
83AQI
76AQI
42AQI
30AQI
28AQI
27AQI
27AQI
18AQI
24AQI
34AQI
53AQI
78AQI
52AQI
59AQI
64AQI
71AQI
34AQI
29AQI
56AQI
45AQI
28AQI
24AQI
21AQI
26AQI
23AQI
28AQI
18AQI
15AQI
17AQI
25AQI
28AQI
28AQI
36AQI
34AQI
38AQI
48AQI
44AQI
46AQI
50AQI
22AQI
23AQI
33AQI
35AQI
44AQI
31AQI
33AQI
26AQI
19AQI
17AQI
24AQI
31AQI
19AQI
22AQI
24AQI
18AQI
15AQI
13AQI
14AQI
13AQI
14AQI
15AQI
16AQI
15AQI
16AQI
15AQI
16AQI
15AQI
15AQI
15AQI
15AQI
14AQI
17AQI
16AQI
14AQI
12AQI
14AQI
18AQI
15AQI
16AQI
14AQI
14AQI
16AQI
14AQI
14AQI
16AQI
16AQI
17AQI
15AQI
15AQI
14AQI
15AQI
16AQI
32AQI
22AQI
20AQI
18AQI
19AQI
21AQI
20AQI
22AQI
23AQI
20AQI
17AQI
14AQI
12AQI
20AQI
17AQI
16AQI
16AQI
18AQI
16AQI
16AQI
16AQI
17AQI
19AQI
18AQI
17AQI
17AQI
17AQI
17AQI
17AQI
16AQI
16AQI
17AQI
18AQI
18AQI
20AQI
24AQI
19AQI
23AQI
27AQI
28AQI
28AQI
27AQI
24AQI
21AQI
24AQI
25AQI
23AQI
24AQI
20AQI
18AQI
17AQI
19AQI
23AQI
21AQI
21AQI
22AQI
23AQI
23AQI
22AQI
20AQI
19AQI
20AQI
23AQI
28AQI
34AQI
42AQI
51AQI
46AQI
32AQI
23AQI
22AQI
20AQI
18AQI
33AQI
47AQI
48AQI
29AQI
15AQI
18AQI
20AQI
26AQI
No. of days
202530AQI
Highest AQI recorded in
March48AQI
Lowest AQI recorded in
May15AQI
202422AQI
Highest AQI recorded in
October33AQI
Lowest AQI recorded in
April11AQI
202315AQI
Highest AQI recorded in
February21AQI
Lowest AQI recorded in
July9AQI
202225AQI
Highest AQI recorded in
October36AQI
Lowest AQI recorded in
December23AQI
Most & Least Polluted Years Over the Last 4 Years
Odense's annual 2025 AQI (30) shows an average percentage change of 50.7% (worsened AQI) compared to previous years: 2022 (25), 2023 (15), 2024 (22).