Golcuk, Kocaeli, Turkey 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
Golcuk, Kocaeli, Turkey
AQI Trends: Highest and Lowest
Same Day Analysis (5th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 46 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Golcuk, Kocaeli, Turkey
5 AM6th Aug 2025
8 PM
4 AM7th Aug 2025
59AQI
44AQI
53AQI
46AQI
In the last 24 hours,
Golcuk's AQI reached its highest point of 59 at 9 AM during the Day, while the lowest point, 44, was recorded at 11 AM during the Day between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Golcuk, Kocaeli, Turkey
26°C18/35°C
30°C21/38°C
23°C18/29°C
23°C16/30°C
23°C18/30°C
24°C17/32°C
25°C18/33°C
25°C19/32°C
26°C19/33°C
27°C19/36°C
25°C19/31°C
25°C19/32°C
26°C19/33°C
27°C20/35°C
29°C21/38°C
31°C24/40°C
29°C21/37°C
27°C20/35°C
26°C19/34°C
29°C20/38°C
29°C22/37°C
29°C23/35°C
26°C21/33°C
25°C20/31°C
24°C20/29°C
24°C21/30°C
25°C20/31°C
25°C19/32°C
25°C20/32°C
26°C21/36°C
--°C/°C
51AQI
51AQI
52AQI
52AQI
2025 Days Vs Air Quality
Golcuk, Kocaeli, Turkey
33%
72
54%
118
12%
27
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Under WHO’s Safe Air Quality Limits: 33%
Health Risk Level:
High
In 2025, 33% of 219 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
Golcuk, Kocaeli, Turkey
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
87AQI
116AQI
105AQI
78AQI
63AQI
74AQI
105AQI
109AQI
90AQI
113AQI
104AQI
73AQI
62AQI
49AQI
54AQI
60AQI
67AQI
91AQI
115AQI
120AQI
106AQI
131AQI
125AQI
134AQI
105AQI
76AQI
93AQI
124AQI
110AQI
106AQI
116AQI
115AQI
117AQI
114AQI
113AQI
57AQI
56AQI
56AQI
58AQI
53AQI
55AQI
57AQI
70AQI
64AQI
61AQI
68AQI
66AQI
59AQI
56AQI
54AQI
54AQI
55AQI
56AQI
54AQI
54AQI
54AQI
68AQI
69AQI
71AQI
76AQI
77AQI
71AQI
59AQI
63AQI
66AQI
62AQI
82AQI
91AQI
86AQI
90AQI
87AQI
74AQI
95AQI
108AQI
101AQI
103AQI
98AQI
100AQI
106AQI
105AQI
109AQI
84AQI
71AQI
68AQI
68AQI
67AQI
97AQI
97AQI
89AQI
60AQI
67AQI
68AQI
56AQI
61AQI
59AQI
44AQI
35AQI
46AQI
40AQI
45AQI
55AQI
55AQI
60AQI
54AQI
49AQI
61AQI
52AQI
54AQI
76AQI
56AQI
61AQI
76AQI
60AQI
42AQI
56AQI
44AQI
48AQI
53AQI
47AQI
51AQI
55AQI
54AQI
54AQI
38AQI
46AQI
54AQI
60AQI
74AQI
59AQI
56AQI
49AQI
49AQI
34AQI
31AQI
35AQI
37AQI
42AQI
43AQI
35AQI
35AQI
32AQI
34AQI
37AQI
37AQI
40AQI
36AQI
36AQI
37AQI
44AQI
40AQI
32AQI
31AQI
30AQI
32AQI
33AQI
41AQI
45AQI
41AQI
42AQI
44AQI
47AQI
51AQI
50AQI
50AQI
44AQI
39AQI
36AQI
39AQI
47AQI
49AQI
49AQI
46AQI
47AQI
34AQI
37AQI
37AQI
39AQI
41AQI
42AQI
39AQI
32AQI
53AQI
53AQI
41AQI
53AQI
54AQI
55AQI
56AQI
56AQI
52AQI
57AQI
52AQI
46AQI
45AQI
51AQI
54AQI
55AQI
57AQI
57AQI
56AQI
46AQI
54AQI
52AQI
58AQI
58AQI
57AQI
55AQI
51AQI
60AQI
55AQI
56AQI
53AQI
42AQI
39AQI
39AQI
39AQI
46AQI
96AQI
67AQI
84AQI
54AQI
43AQI
41AQI
53AQI
41AQI
No. of days
202562AQI
Highest AQI recorded in
January96AQI
Lowest AQI recorded in
August41AQI
202470AQI
Highest AQI recorded in
March89AQI
Lowest AQI recorded in
May53AQI
202370AQI
Highest AQI recorded in
December95AQI
Lowest AQI recorded in
September52AQI
202266AQI
Highest AQI recorded in
December101AQI
Lowest AQI recorded in
July46AQI
202162AQI
Highest AQI recorded in
November92AQI
Lowest AQI recorded in
September46AQI
202056AQI
Highest AQI recorded in
November120AQI
Lowest AQI recorded in
July39AQI
Most & Least Polluted Years Over the Last 6 Years
Golcuk's annual 2025 AQI (62) shows an average percentage change of -3.3% (improved AQI) compared to previous years: 2020 (56), 2021 (62), 2022 (66), 2023 (70), 2024 (70).