Koromaano, Labin, Istarska Zupanija, Croatia 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
Koromaano, Labin, Istarska Zupanija, Croatia
AQI Trends: Highest and Lowest
Same Day Analysis (20th September ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 3rd highest AQI at 29 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: 20th Sep - 21st Sep 2025
Koromaano, Labin, Istarska Zupanija, Croatia
6 AM20th Sep 2025
7 PM
5 AM21st Sep 2025
31AQI
27AQI
39AQI
29AQI
In the last 24 hours,
Koromaano's AQI reached its highest point of 39 at 12 AM during the Night, while the lowest point, 27, was recorded at 4 PM during the Day between 20th Sep and 21st Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Koromaano, Labin, Istarska Zupanija, Croatia
22°C21/24°C
22°C20/25°C
21°C19/23°C
22°C19/24°C
22°C19/25°C
23°C21/25°C
23°C21/26°C
23°C22/25°C
20°C18/22°C
21°C19/24°C
22°C20/25°C
23°C21/24°C
22°C19/24°C
23°C20/26°C
24°C21/26°C
23°C21/25°C
22°C19/24°C
22°C19/25°C
22°C20/24°C
21°C19/22°C
22°C20/23°C
22°C20/24°C
22°C20/24°C
21°C20/23°C
22°C19/24°C
21°C18/24°C
20°C17/23°C
21°C18/24°C
23°C19/26°C
23°C21/26°C
--°C/°C
28AQI
27AQI
29AQI
28AQI
2025 Days Vs Air Quality
Koromaano, Labin, Istarska Zupanija, Croatia
71%
188
29%
75
Total number of days with different AQI categories in last 264 days in 2025 (101 days remaining)
Under WHO’s Safe Air Quality Limits: 71%
Health Risk Level:
Low
In 2025, 71% of 264 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
Koromaano, Labin, Istarska Zupanija, Croatia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
88AQI
67AQI
62AQI
63AQI
62AQI
63AQI
56AQI
54AQI
52AQI
49AQI
47AQI
42AQI
38AQI
39AQI
42AQI
46AQI
49AQI
54AQI
55AQI
56AQI
59AQI
58AQI
57AQI
55AQI
54AQI
50AQI
49AQI
48AQI
44AQI
45AQI
44AQI
41AQI
44AQI
48AQI
51AQI
54AQI
53AQI
55AQI
57AQI
55AQI
57AQI
59AQI
61AQI
60AQI
58AQI
59AQI
57AQI
58AQI
57AQI
57AQI
56AQI
59AQI
63AQI
68AQI
72AQI
79AQI
74AQI
75AQI
59AQI
56AQI
54AQI
54AQI
53AQI
53AQI
54AQI
56AQI
56AQI
59AQI
60AQI
58AQI
55AQI
50AQI
44AQI
43AQI
41AQI
38AQI
35AQI
36AQI
43AQI
47AQI
46AQI
43AQI
44AQI
45AQI
44AQI
49AQI
48AQI
44AQI
36AQI
35AQI
35AQI
42AQI
42AQI
42AQI
40AQI
39AQI
35AQI
34AQI
36AQI
41AQI
41AQI
41AQI
41AQI
42AQI
46AQI
41AQI
38AQI
32AQI
29AQI
34AQI
33AQI
42AQI
40AQI
43AQI
34AQI
20AQI
29AQI
36AQI
37AQI
38AQI
40AQI
45AQI
46AQI
44AQI
40AQI
27AQI
29AQI
32AQI
33AQI
34AQI
35AQI
33AQI
34AQI
35AQI
34AQI
31AQI
32AQI
31AQI
34AQI
36AQI
38AQI
32AQI
28AQI
30AQI
30AQI
33AQI
34AQI
32AQI
28AQI
26AQI
32AQI
34AQI
34AQI
37AQI
37AQI
37AQI
37AQI
45AQI
47AQI
49AQI
52AQI
57AQI
60AQI
60AQI
57AQI
58AQI
57AQI
52AQI
49AQI
52AQI
52AQI
49AQI
48AQI
50AQI
50AQI
52AQI
53AQI
53AQI
49AQI
43AQI
45AQI
46AQI
46AQI
45AQI
49AQI
50AQI
50AQI
48AQI
40AQI
35AQI
31AQI
32AQI
34AQI
37AQI
41AQI
39AQI
38AQI
38AQI
34AQI
32AQI
38AQI
37AQI
34AQI
30AQI
29AQI
31AQI
30AQI
28AQI
27AQI
26AQI
25AQI
25AQI
28AQI
33AQI
30AQI
31AQI
33AQI
33AQI
31AQI
34AQI
43AQI
48AQI
52AQI
53AQI
52AQI
54AQI
55AQI
53AQI
54AQI
52AQI
47AQI
44AQI
42AQI
40AQI
35AQI
31AQI
27AQI
27AQI
30AQI
32AQI
33AQI
32AQI
27AQI
24AQI
22AQI
23AQI
28AQI
26AQI
24AQI
24AQI
27AQI
32AQI
32AQI
29AQI
27AQI
26AQI
26AQI
25AQI
25AQI
23AQI
24AQI
26AQI
29AQI
53AQI
59AQI
48AQI
37AQI
34AQI
49AQI
36AQI
39AQI
26AQI
No. of days
202543AQI
Highest AQI recorded in
February59AQI
Lowest AQI recorded in
September26AQI
202437AQI
Highest AQI recorded in
November52AQI
Lowest AQI recorded in
January21AQI
202334AQI
Highest AQI recorded in
July46AQI
Lowest AQI recorded in
December20AQI
202224AQI
Highest AQI recorded in
July31AQI
Lowest AQI recorded in
January19AQI
202125AQI
Highest AQI recorded in
September33AQI
Lowest AQI recorded in
January16AQI
202025AQI
Highest AQI recorded in
April34AQI
Lowest AQI recorded in
October17AQI
Most & Least Polluted Years Over the Last 6 Years
Koromaano's annual 2025 AQI (43) shows an average percentage change of 53.2% (worsened AQI) compared to previous years: 2020 (25), 2021 (25), 2022 (24), 2023 (34), 2024 (37).