Golcuk, Kocaeli, Turkey Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Golcuk, Kocaeli, Turkey
AQI Trends: Highest and Lowest
Same Day Analysis (4th June):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 29 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Jun - 4th Jun 2026
Golcuk, Kocaeli, Turkey
5 AM3rd Jun 2026
8 PM
4 AM4th Jun 2026
37AQI
30AQI
32AQI
28AQI
In the last 24 hours,
Golcuk's AQI reached its highest point of 37 at 6 PM during the Day, while the lowest point, 28, was recorded at 12 AM during the Night between 3rd Jun and 4th Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Golcuk, Kocaeli, Turkey
12°C7/17°C
15°C9/21°C
18°C13/24°C
17°C14/23°C
17°C13/22°C
18°C12/24°C
19°C15/25°C
17°C12/22°C
13°C10/15°C
13°C8/19°C
16°C10/23°C
16°C12/20°C
15°C12/19°C
16°C11/22°C
16°C12/19°C
15°C13/17°C
17°C13/21°C
16°C12/20°C
17°C13/20°C
17°C13/22°C
17°C13/24°C
19°C13/25°C
19°C15/24°C
15°C10/17°C
15°C9/21°C
18°C12/23°C
20°C14/25°C
22°C16/28°C
22°C17/28°C
23°C17/29°C
58AQI
49AQI
57AQI
51AQI
2026 Days Vs Air Quality
Golcuk, Kocaeli, Turkey
39%
60
60%
91
0.6%
1
Total number of days with different AQI categories in last 155 days in 2026 (210 days remaining)
Under WHO’s Safe Air Quality Limits: 39%
Health Risk Level:
High
In 2026, 39% of 155 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 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
71AQI (US)
70AQI (US)
53AQI (US)
47AQI (US)
64AQI (US)
86AQI (US)
79AQI (US)
55AQI (US)
48AQI (US)
46AQI (US)
42AQI (US)
38AQI (US)
53AQI (US)
65AQI (US)
94AQI (US)
71AQI (US)
53AQI (US)
61AQI (US)
64AQI (US)
70AQI (US)
67AQI (US)
65AQI (US)
67AQI (US)
99AQI (US)
81AQI (US)
79AQI (US)
63AQI (US)
67AQI (US)
80AQI (US)
53AQI (US)
58AQI (US)
51AQI (US)
50AQI (US)
53AQI (US)
61AQI (US)
84AQI (US)
59AQI (US)
71AQI (US)
63AQI (US)
68AQI (US)
65AQI (US)
64AQI (US)
97AQI (US)
67AQI (US)
70AQI (US)
60AQI (US)
97AQI (US)
85AQI (US)
65AQI (US)
61AQI (US)
79AQI (US)
59AQI (US)
62AQI (US)
55AQI (US)
66AQI (US)
81AQI (US)
44AQI (US)
38AQI (US)
35AQI (US)
48AQI (US)
53AQI (US)
83AQI (US)
94AQI (US)
74AQI (US)
116AQI (US)
86AQI (US)
60AQI (US)
45AQI (US)
35AQI (US)
68AQI (US)
86AQI (US)
62AQI (US)
60AQI (US)
52AQI (US)
54AQI (US)
70AQI (US)
47AQI (US)
39AQI (US)
37AQI (US)
36AQI (US)
35AQI (US)
39AQI (US)
42AQI (US)
42AQI (US)
44AQI (US)
52AQI (US)
67AQI (US)
47AQI (US)
56AQI (US)
53AQI (US)
78AQI (US)
53AQI (US)
58AQI (US)
46AQI (US)
46AQI (US)
42AQI (US)
78AQI (US)
79AQI (US)
53AQI (US)
45AQI (US)
40AQI (US)
43AQI (US)
38AQI (US)
50AQI (US)
48AQI (US)
42AQI (US)
39AQI (US)
39AQI (US)
42AQI (US)
31AQI (US)
36AQI (US)
53AQI (US)
58AQI (US)
43AQI (US)
43AQI (US)
37AQI (US)
33AQI (US)
29AQI (US)
29AQI (US)
24AQI (US)
22AQI (US)
46AQI (US)
46AQI (US)
68AQI (US)
53AQI (US)
70AQI (US)
51AQI (US)
42AQI (US)
54AQI (US)
81AQI (US)
55AQI (US)
42AQI (US)
38AQI (US)
46AQI (US)
38AQI (US)
32AQI (US)
43AQI (US)
53AQI (US)
58AQI (US)
47AQI (US)
45AQI (US)
47AQI (US)
57AQI (US)
61AQI (US)
96AQI (US)
81AQI (US)
54AQI (US)
77AQI (US)
72AQI (US)
32AQI (US)
32AQI (US)
29AQI (US)
65AQI (US)
65AQI (US)
57AQI (US)
47AQI (US)
52AQI (US)
41AQI (US)
No. of days
202657AQI (US)
Highest AQI (US) recorded in
January65AQI (US)
Lowest AQI (US) recorded in
June41AQI (US)
202564AQI (US)
Highest AQI (US) recorded in
January96AQI (US)
Lowest AQI (US) recorded in
August40AQI (US)
202470AQI (US)
Highest AQI (US) recorded in
March89AQI (US)
Lowest AQI (US) recorded in
May53AQI (US)
202370AQI (US)
Highest AQI (US) recorded in
December95AQI (US)
Lowest AQI (US) recorded in
September52AQI (US)
202266AQI (US)
Highest AQI (US) recorded in
December101AQI (US)
Lowest AQI (US) recorded in
July46AQI (US)
202162AQI (US)
Highest AQI (US) recorded in
November92AQI (US)
Lowest AQI (US) recorded in
September46AQI (US)
202056AQI (US)
Highest AQI (US) recorded in
November120AQI (US)
Lowest AQI (US) recorded in
July39AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Golcuk's annual 2026 AQI (US) (57) shows an average percentage change of -11.3% (improved AQI (US)) compared to previous years: 2020 (56), 2021 (62), 2022 (66), 2023 (70), 2024 (70), 2025 (64).