Kemi, Lappi, Finland 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
Kemi, Lappi, Finland
AQI Trends: Highest and Lowest
Same Day Analysis (16th September ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 18 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Sep - 17th Sep 2025
Kemi, Lappi, Finland
6 AM16th Sep 2025
8 PM
5 AM17th Sep 2025
18AQI
14AQI
22AQI
14AQI
In the last 24 hours,
Kemi's AQI reached its highest point of 22 at 9 PM during the Night, while the lowest point, 14, was recorded at 3 AM during the Night between 16th Sep and 17th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Kemi, Lappi, Finland
13°C10/15°C
11°C8/13°C
10°C7/13°C
10°C7/12°C
11°C8/14°C
11°C8/12°C
11°C9/14°C
10°C7/13°C
12°C8/16°C
10°C8/10°C
10°C7/12°C
12°C10/15°C
13°C9/16°C
12°C9/15°C
14°C12/15°C
14°C13/15°C
14°C13/17°C
15°C14/16°C
15°C14/15°C
14°C14/15°C
16°C14/19°C
14°C14/15°C
13°C12/14°C
13°C13/14°C
16°C14/19°C
15°C13/18°C
13°C12/14°C
12°C12/13°C
12°C10/13°C
13°C12/13°C
--°C/°C
19AQI
17AQI
20AQI
17AQI
2025 Days Vs Air Quality
Kemi, Lappi, Finland
97%
251
3%
8
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2025, 97% of 260 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Kemi, Lappi, Finland
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
52AQI
46AQI
43AQI
41AQI
35AQI
31AQI
38AQI
27AQI
25AQI
41AQI
33AQI
37AQI
30AQI
26AQI
28AQI
23AQI
23AQI
23AQI
24AQI
29AQI
30AQI
24AQI
31AQI
27AQI
22AQI
24AQI
24AQI
23AQI
23AQI
23AQI
26AQI
22AQI
22AQI
23AQI
27AQI
22AQI
22AQI
23AQI
23AQI
23AQI
23AQI
24AQI
22AQI
23AQI
22AQI
23AQI
27AQI
59AQI
24AQI
29AQI
25AQI
26AQI
34AQI
51AQI
45AQI
29AQI
38AQI
28AQI
24AQI
25AQI
24AQI
24AQI
25AQI
25AQI
26AQI
27AQI
25AQI
27AQI
30AQI
28AQI
51AQI
49AQI
39AQI
24AQI
16AQI
15AQI
27AQI
14AQI
22AQI
27AQI
16AQI
20AQI
20AQI
28AQI
26AQI
20AQI
23AQI
32AQI
36AQI
27AQI
26AQI
29AQI
31AQI
21AQI
18AQI
19AQI
22AQI
24AQI
22AQI
17AQI
12AQI
13AQI
17AQI
19AQI
25AQI
23AQI
42AQI
19AQI
15AQI
10AQI
16AQI
17AQI
15AQI
13AQI
19AQI
14AQI
13AQI
15AQI
14AQI
15AQI
14AQI
15AQI
14AQI
13AQI
14AQI
15AQI
19AQI
17AQI
17AQI
20AQI
21AQI
26AQI
18AQI
17AQI
16AQI
21AQI
17AQI
16AQI
21AQI
16AQI
14AQI
15AQI
16AQI
17AQI
17AQI
22AQI
26AQI
21AQI
22AQI
21AQI
22AQI
18AQI
20AQI
23AQI
17AQI
26AQI
19AQI
21AQI
16AQI
15AQI
17AQI
19AQI
21AQI
19AQI
19AQI
22AQI
18AQI
22AQI
20AQI
19AQI
16AQI
18AQI
16AQI
16AQI
19AQI
16AQI
18AQI
20AQI
21AQI
18AQI
17AQI
16AQI
16AQI
15AQI
16AQI
16AQI
16AQI
17AQI
18AQI
17AQI
22AQI
29AQI
37AQI
42AQI
39AQI
40AQI
30AQI
23AQI
26AQI
27AQI
38AQI
38AQI
49AQI
53AQI
56AQI
56AQI
54AQI
41AQI
39AQI
43AQI
43AQI
41AQI
40AQI
39AQI
32AQI
27AQI
26AQI
22AQI
18AQI
16AQI
21AQI
25AQI
20AQI
16AQI
16AQI
17AQI
19AQI
15AQI
13AQI
13AQI
13AQI
12AQI
12AQI
12AQI
12AQI
13AQI
12AQI
15AQI
13AQI
15AQI
18AQI
17AQI
17AQI
17AQI
17AQI
17AQI
26AQI
20AQI
22AQI
29AQI
25AQI
28AQI
30AQI
32AQI
28AQI
22AQI
18AQI
19AQI
18AQI
30AQI
28AQI
26AQI
19AQI
18AQI
19AQI
33AQI
19AQI
23AQI
No. of days
202524AQI
Highest AQI recorded in
July33AQI
Lowest AQI recorded in
May18AQI
202423AQI
Highest AQI recorded in
July27AQI
Lowest AQI recorded in
April15AQI
202327AQI
Highest AQI recorded in
April57AQI
Lowest AQI recorded in
January16AQI
202220AQI
Highest AQI recorded in
October23AQI
Lowest AQI recorded in
September17AQI
Most & Least Polluted Years Over the Last 4 Years
Kemi's annual 2025 AQI (24) shows an average percentage change of 4.2% (worsened AQI) compared to previous years: 2022 (20), 2023 (27), 2024 (23).