Korfez, Kocaeli, Turkey Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
November Air Quality Analysis
Korfez, Kocaeli, Turkey
AQI Trends: Highest and Lowest
Same Day Analysis (26th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 70 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 27th Nov - 28th Nov 2025
Korfez, Kocaeli, Turkey
7 AM27th Nov 2025
5 PM
6 AM28th Nov 2025
AQI
AQI
90AQI
59AQI
In the last 24 hours,
Korfez's AQI reached its highest point of 90 at 9 PM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 27th Nov and 28th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Korfez, Kocaeli, Turkey
15°C14/16°C
17°C14/20°C
17°C16/18°C
17°C16/19°C
17°C15/20°C
18°C16/19°C
18°C16/20°C
17°C16/18°C
16°C15/17°C
17°C15/18°C
17°C16/19°C
18°C17/20°C
19°C17/20°C
17°C15/19°C
15°C14/15°C
14°C13/16°C
12°C11/14°C
12°C10/14°C
14°C11/17°C
16°C13/19°C
17°C15/19°C
18°C16/19°C
18°C16/20°C
18°C16/21°C
18°C17/21°C
18°C16/19°C
15°C14/15°C
13°C12/15°C
16°C13/18°C
--°C/°C
--°C/°C
76AQI
76AQI
94AQI
78AQI
2025 Days Vs Air Quality
Korfez, Kocaeli, Turkey
35%
117
58%
193
6%
20
Total number of days with different AQI categories in last 331 days in 2025 (34 days remaining)
Under WHO’s Safe Air Quality Limits: 35%
Health Risk Level:
High
In 2025, 35% of 331 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Korfez, Kocaeli, Turkey
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
82AQI
102AQI
89AQI
68AQI
54AQI
65AQI
92AQI
89AQI
81AQI
106AQI
92AQI
69AQI
52AQI
40AQI
47AQI
55AQI
63AQI
90AQI
115AQI
119AQI
100AQI
128AQI
117AQI
123AQI
97AQI
77AQI
102AQI
113AQI
100AQI
93AQI
109AQI
124AQI
114AQI
112AQI
113AQI
56AQI
54AQI
54AQI
56AQI
51AQI
51AQI
56AQI
68AQI
64AQI
61AQI
61AQI
64AQI
57AQI
56AQI
54AQI
53AQI
53AQI
53AQI
53AQI
52AQI
53AQI
74AQI
71AQI
76AQI
77AQI
73AQI
66AQI
55AQI
60AQI
66AQI
62AQI
80AQI
90AQI
87AQI
92AQI
88AQI
72AQI
70AQI
68AQI
68AQI
69AQI
63AQI
66AQI
83AQI
89AQI
92AQI
81AQI
71AQI
70AQI
70AQI
69AQI
105AQI
92AQI
81AQI
57AQI
63AQI
64AQI
56AQI
58AQI
57AQI
43AQI
39AQI
48AQI
42AQI
46AQI
51AQI
46AQI
56AQI
53AQI
48AQI
63AQI
57AQI
59AQI
81AQI
58AQI
60AQI
83AQI
63AQI
44AQI
56AQI
46AQI
49AQI
51AQI
47AQI
48AQI
52AQI
52AQI
56AQI
36AQI
45AQI
54AQI
58AQI
72AQI
62AQI
54AQI
46AQI
46AQI
34AQI
31AQI
36AQI
36AQI
43AQI
47AQI
37AQI
35AQI
34AQI
38AQI
37AQI
38AQI
39AQI
36AQI
36AQI
36AQI
41AQI
39AQI
34AQI
34AQI
35AQI
33AQI
33AQI
42AQI
44AQI
43AQI
41AQI
47AQI
47AQI
51AQI
51AQI
51AQI
47AQI
39AQI
36AQI
39AQI
47AQI
49AQI
48AQI
44AQI
43AQI
34AQI
37AQI
38AQI
40AQI
42AQI
42AQI
40AQI
33AQI
51AQI
49AQI
40AQI
47AQI
50AQI
52AQI
55AQI
56AQI
54AQI
58AQI
50AQI
45AQI
45AQI
49AQI
50AQI
51AQI
56AQI
59AQI
53AQI
44AQI
51AQI
52AQI
61AQI
59AQI
56AQI
54AQI
53AQI
71AQI
68AQI
69AQI
62AQI
44AQI
42AQI
45AQI
43AQI
46AQI
52AQI
53AQI
57AQI
55AQI
52AQI
49AQI
48AQI
48AQI
46AQI
47AQI
49AQI
45AQI
49AQI
57AQI
46AQI
44AQI
44AQI
53AQI
43AQI
39AQI
38AQI
34AQI
35AQI
42AQI
51AQI
63AQI
53AQI
51AQI
61AQI
74AQI
52AQI
50AQI
50AQI
46AQI
49AQI
53AQI
56AQI
55AQI
49AQI
43AQI
40AQI
46AQI
48AQI
45AQI
39AQI
40AQI
46AQI
42AQI
47AQI
53AQI
48AQI
46AQI
43AQI
37AQI
43AQI
57AQI
53AQI
62AQI
67AQI
62AQI
63AQI
70AQI
62AQI
66AQI
56AQI
64AQI
62AQI
68AQI
81AQI
75AQI
69AQI
64AQI
67AQI
103AQI
86AQI
69AQI
72AQI
80AQI
75AQI
55AQI
55AQI
59AQI
46AQI
56AQI
76AQI
77AQI
92AQI
99AQI
110AQI
103AQI
101AQI
78AQI
76AQI
92AQI
111AQI
96AQI
91AQI
75AQI
55AQI
60AQI
70AQI
79AQI
74AQI
63AQI
62AQI
74AQI
76AQI
76AQI
79AQI
92AQI
77AQI
90AQI
70AQI
88AQI
67AQI
75AQI
55AQI
43AQI
42AQI
54AQI
47AQI
49AQI
68AQI
82AQI
No. of days
202561AQI
Highest AQI recorded in
January88AQI
Lowest AQI recorded in
June42AQI
202467AQI
Highest AQI recorded in
December104AQI
Lowest AQI recorded in
August50AQI
202366AQI
Highest AQI recorded in
January79AQI
Lowest AQI recorded in
September58AQI
202264AQI
Highest AQI recorded in
February76AQI
Lowest AQI recorded in
July46AQI
202165AQI
Highest AQI recorded in
November89AQI
Lowest AQI recorded in
September49AQI
202059AQI
Highest AQI recorded in
November123AQI
Lowest AQI recorded in
August44AQI
Most & Least Polluted Years Over the Last 6 Years
Korfez's annual 2025 AQI (61) shows an average percentage change of -5.8% (improved AQI) compared to previous years: 2020 (59), 2021 (65), 2022 (64), 2023 (66), 2024 (67).