Lappeenranta, Lappeenranta, Etela Karjala, Finland 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
Lappeenranta, Lappeenranta, Etela Karjala, Finland
AQI Trends: Highest and Lowest
Same Day Analysis (20th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 11 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 20th Aug - 21st Aug 2025
Lappeenranta, Lappeenranta, Etela Karjala, Finland
4 AM20th Aug 2025
9 PM
3 AM21st Aug 2025
12AQI
7AQI
23AQI
11AQI
In the last 24 hours,
Lappeenranta's AQI reached its highest point of 23 at 3 AM during the Night, while the lowest point, 7, was recorded at 12 PM during the Day between 20th Aug and 21st Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Lappeenranta, Lappeenranta, Etela Karjala, Finland
22°C18/26°C
22°C19/27°C
23°C17/29°C
24°C18/30°C
23°C18/28°C
23°C19/28°C
23°C19/27°C
22°C18/28°C
25°C19/30°C
23°C18/29°C
21°C16/27°C
19°C15/22°C
20°C14/25°C
22°C17/27°C
20°C16/24°C
18°C12/21°C
16°C12/21°C
16°C12/21°C
17°C12/22°C
17°C11/22°C
18°C14/22°C
17°C13/22°C
17°C11/22°C
18°C12/23°C
19°C14/24°C
15°C10/17°C
14°C9/19°C
16°C14/19°C
15°C12/20°C
11°C8/15°C
--°C/°C
33AQI
30AQI
32AQI
32AQI
2025 Days Vs Air Quality
Lappeenranta, Lappeenranta, Etela Karjala, Finland
91%
211
9%
21
Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)
Under WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2025, 91% of 233 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
Lappeenranta, Lappeenranta, Etela Karjala, Finland
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
26AQI
28AQI
33AQI
32AQI
31AQI
32AQI
29AQI
30AQI
30AQI
31AQI
28AQI
27AQI
24AQI
24AQI
23AQI
20AQI
21AQI
21AQI
21AQI
24AQI
31AQI
26AQI
25AQI
25AQI
25AQI
24AQI
24AQI
24AQI
27AQI
25AQI
23AQI
22AQI
21AQI
21AQI
25AQI
25AQI
25AQI
26AQI
27AQI
31AQI
31AQI
29AQI
26AQI
24AQI
23AQI
25AQI
26AQI
25AQI
24AQI
24AQI
23AQI
23AQI
24AQI
29AQI
37AQI
50AQI
64AQI
63AQI
52AQI
24AQI
23AQI
21AQI
22AQI
21AQI
21AQI
21AQI
33AQI
33AQI
54AQI
23AQI
25AQI
22AQI
17AQI
15AQI
13AQI
14AQI
14AQI
21AQI
32AQI
30AQI
47AQI
32AQI
68AQI
56AQI
59AQI
59AQI
28AQI
58AQI
51AQI
61AQI
55AQI
37AQI
34AQI
26AQI
18AQI
19AQI
21AQI
24AQI
21AQI
18AQI
19AQI
20AQI
22AQI
35AQI
35AQI
45AQI
41AQI
33AQI
33AQI
16AQI
12AQI
15AQI
16AQI
12AQI
15AQI
13AQI
12AQI
21AQI
13AQI
16AQI
18AQI
16AQI
13AQI
13AQI
13AQI
14AQI
16AQI
13AQI
15AQI
16AQI
14AQI
17AQI
19AQI
19AQI
16AQI
17AQI
19AQI
28AQI
16AQI
17AQI
12AQI
17AQI
22AQI
18AQI
24AQI
18AQI
24AQI
20AQI
40AQI
39AQI
21AQI
14AQI
20AQI
28AQI
19AQI
28AQI
32AQI
19AQI
17AQI
20AQI
20AQI
36AQI
34AQI
21AQI
20AQI
23AQI
36AQI
40AQI
27AQI
19AQI
16AQI
17AQI
14AQI
19AQI
20AQI
16AQI
19AQI
18AQI
24AQI
20AQI
17AQI
15AQI
18AQI
23AQI
17AQI
16AQI
17AQI
20AQI
24AQI
18AQI
17AQI
23AQI
35AQI
43AQI
54AQI
52AQI
34AQI
34AQI
27AQI
28AQI
26AQI
35AQI
51AQI
54AQI
56AQI
61AQI
56AQI
52AQI
50AQI
43AQI
50AQI
54AQI
44AQI
31AQI
29AQI
32AQI
29AQI
22AQI
17AQI
19AQI
21AQI
23AQI
19AQI
16AQI
15AQI
16AQI
22AQI
15AQI
12AQI
13AQI
13AQI
11AQI
26AQI
30AQI
33AQI
24AQI
19AQI
22AQI
36AQI
21AQI
No. of days
202527AQI
Highest AQI recorded in
July36AQI
Lowest AQI recorded in
May19AQI
202412AQI
Highest AQI recorded in
December25AQI
Lowest AQI recorded in
January6AQI
20239AQI
Highest AQI recorded in
April23AQI
Lowest AQI recorded in
July7AQI
20229AQI
Highest AQI recorded in
April17AQI
Lowest AQI recorded in
August3AQI
20219AQI
Highest AQI recorded in
June14AQI
Lowest AQI recorded in
January6AQI
202010AQI
Highest AQI recorded in
March14AQI
Lowest AQI recorded in
November7AQI
Most & Least Polluted Years Over the Last 6 Years
Lappeenranta's annual 2025 AQI (27) shows an average percentage change of 173.3% (worsened AQI) compared to previous years: 2020 (10), 2021 (9), 2022 (9), 2023 (9), 2024 (12).