Erfelek, Sinop, Turkey 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
Erfelek, Sinop, Turkey
AQI Trends: Highest and Lowest
Same Day Analysis (26th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 34 of Good air quality, showing improvement over 2025 and 2022 on the same day.
Day & Night AQI Trend: 25th Sep - 26th Sep 2026
Erfelek, Sinop, Turkey
6 AM25th Sep 2026
6 PM
5 AM26th Sep 2026
38AQI
28AQI
42AQI
28AQI
In the last 24 hours,
Erfelek's AQI reached its highest point of 42 at 5 AM during the Night, while the lowest point, 28, was recorded at 8 PM during the Night between 25th Sep and 26th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Erfelek, Sinop, Turkey
16°C13/22°C
15°C13/20°C
15°C13/19°C
16°C13/22°C
17°C12/23°C
17°C12/24°C
17°C12/24°C
17°C12/23°C
18°C13/24°C
18°C14/25°C
14°C11/18°C
13°C9/19°C
14°C8/23°C
17°C11/25°C
17°C12/23°C
19°C14/27°C
19°C14/27°C
15°C12/22°C
13°C9/19°C
12°C10/15°C
14°C13/17°C
14°C13/15°C
14°C11/20°C
15°C11/21°C
15°C11/21°C
16°C12/21°C
13°C11/18°C
10°C8/13°C
11°C7/18°C
13°C9/18°C
38AQI
37AQI
36AQI
34AQI
2026 Days Vs Air Quality
Erfelek, Sinop, Turkey
81%
216
18%
48
0.7%
2
Total number of days with different AQI categories in last 269 days in 2026 (96 days remaining)
Under WHO’s Safe Air Quality Limits: 81%
Health Risk Level:
Low
In 2026, 81% of 269 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
Erfelek, Sinop, Turkey
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
36AQI (US)
46AQI (US)
46AQI (US)
37AQI (US)
42AQI (US)
75AQI (US)
57AQI (US)
52AQI (US)
30AQI (US)
41AQI (US)
30AQI (US)
26AQI (US)
20AQI (US)
38AQI (US)
50AQI (US)
38AQI (US)
28AQI (US)
36AQI (US)
25AQI (US)
24AQI (US)
44AQI (US)
81AQI (US)
114AQI (US)
108AQI (US)
94AQI (US)
92AQI (US)
94AQI (US)
78AQI (US)
59AQI (US)
33AQI (US)
50AQI (US)
56AQI (US)
66AQI (US)
38AQI (US)
30AQI (US)
76AQI (US)
84AQI (US)
58AQI (US)
28AQI (US)
58AQI (US)
45AQI (US)
46AQI (US)
86AQI (US)
52AQI (US)
46AQI (US)
54AQI (US)
47AQI (US)
70AQI (US)
40AQI (US)
38AQI (US)
74AQI (US)
86AQI (US)
58AQI (US)
40AQI (US)
53AQI (US)
81AQI (US)
50AQI (US)
30AQI (US)
39AQI (US)
54AQI (US)
46AQI (US)
62AQI (US)
47AQI (US)
42AQI (US)
82AQI (US)
62AQI (US)
28AQI (US)
40AQI (US)
32AQI (US)
46AQI (US)
54AQI (US)
51AQI (US)
51AQI (US)
48AQI (US)
49AQI (US)
58AQI (US)
46AQI (US)
70AQI (US)
40AQI (US)
42AQI (US)
36AQI (US)
47AQI (US)
34AQI (US)
39AQI (US)
32AQI (US)
36AQI (US)
55AQI (US)
37AQI (US)
22AQI (US)
41AQI (US)
52AQI (US)
50AQI (US)
71AQI (US)
41AQI (US)
43AQI (US)
42AQI (US)
44AQI (US)
38AQI (US)
27AQI (US)
32AQI (US)
30AQI (US)
39AQI (US)
36AQI (US)
18AQI (US)
47AQI (US)
52AQI (US)
44AQI (US)
24AQI (US)
25AQI (US)
36AQI (US)
16AQI (US)
11AQI (US)
32AQI (US)
41AQI (US)
30AQI (US)
28AQI (US)
32AQI (US)
43AQI (US)
52AQI (US)
38AQI (US)
12AQI (US)
28AQI (US)
30AQI (US)
32AQI (US)
27AQI (US)
30AQI (US)
28AQI (US)
33AQI (US)
54AQI (US)
64AQI (US)
40AQI (US)
28AQI (US)
37AQI (US)
44AQI (US)
38AQI (US)
31AQI (US)
39AQI (US)
49AQI (US)
56AQI (US)
49AQI (US)
48AQI (US)
49AQI (US)
38AQI (US)
16AQI (US)
18AQI (US)
8AQI (US)
9AQI (US)
12AQI (US)
16AQI (US)
26AQI (US)
35AQI (US)
32AQI (US)
78AQI (US)
60AQI (US)
44AQI (US)
29AQI (US)
37AQI (US)
30AQI (US)
30AQI (US)
34AQI (US)
30AQI (US)
26AQI (US)
24AQI (US)
28AQI (US)
30AQI (US)
26AQI (US)
28AQI (US)
18AQI (US)
23AQI (US)
25AQI (US)
28AQI (US)
24AQI (US)
28AQI (US)
30AQI (US)
30AQI (US)
29AQI (US)
23AQI (US)
30AQI (US)
34AQI (US)
28AQI (US)
30AQI (US)
36AQI (US)
33AQI (US)
34AQI (US)
34AQI (US)
32AQI (US)
40AQI (US)
42AQI (US)
35AQI (US)
36AQI (US)
36AQI (US)
36AQI (US)
36AQI (US)
32AQI (US)
34AQI (US)
36AQI (US)
36AQI (US)
38AQI (US)
43AQI (US)
58AQI (US)
62AQI (US)
63AQI (US)
48AQI (US)
38AQI (US)
33AQI (US)
40AQI (US)
39AQI (US)
30AQI (US)
32AQI (US)
31AQI (US)
40AQI (US)
42AQI (US)
55AQI (US)
48AQI (US)
43AQI (US)
40AQI (US)
38AQI (US)
37AQI (US)
37AQI (US)
39AQI (US)
40AQI (US)
42AQI (US)
41AQI (US)
38AQI (US)
38AQI (US)
42AQI (US)
36AQI (US)
38AQI (US)
37AQI (US)
34AQI (US)
38AQI (US)
39AQI (US)
38AQI (US)
36AQI (US)
43AQI (US)
40AQI (US)
36AQI (US)
38AQI (US)
36AQI (US)
42AQI (US)
43AQI (US)
34AQI (US)
38AQI (US)
38AQI (US)
41AQI (US)
41AQI (US)
36AQI (US)
30AQI (US)
31AQI (US)
33AQI (US)
35AQI (US)
33AQI (US)
37AQI (US)
52AQI (US)
40AQI (US)
34AQI (US)
32AQI (US)
39AQI (US)
30AQI (US)
32AQI (US)
36AQI (US)
42AQI (US)
40AQI (US)
40AQI (US)
32AQI (US)
34AQI (US)
52AQI (US)
55AQI (US)
46AQI (US)
37AQI (US)
35AQI (US)
31AQI (US)
38AQI (US)
39AQI (US)
37AQI (US)
No. of days
202641AQI (US)
Highest AQI (US) recorded in
February55AQI (US)
Lowest AQI (US) recorded in
June31AQI (US)
202557AQI (US)
Highest AQI (US) recorded in
January76AQI (US)
Lowest AQI (US) recorded in
September47AQI (US)
202444AQI (US)
Highest AQI (US) recorded in
November74AQI (US)
Lowest AQI (US) recorded in
September25AQI (US)
202327AQI (US)
Highest AQI (US) recorded in
October34AQI (US)
Lowest AQI (US) recorded in
January16AQI (US)
202239AQI (US)
Highest AQI (US) recorded in
February49AQI (US)
Lowest AQI (US) recorded in
December28AQI (US)
202140AQI (US)
Highest AQI (US) recorded in
December65AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202038AQI (US)
Highest AQI (US) recorded in
November95AQI (US)
Lowest AQI (US) recorded in
June27AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Erfelek's annual 2026 AQI (US) (41) shows an average percentage change of 5.4% (worsened AQI (US)) compared to previous years: 2020 (38), 2021 (40), 2022 (39), 2023 (27), 2024 (44), 2025 (57).