Mannerheimintie, Helsinki, Uusimaa, Finland Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Mannerheimintie, Helsinki, Uusimaa, Finland
AQI Trends: Highest and Lowest
Same Day Analysis (3rd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 21 of Good air quality, showing improvement over 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Jul - 4th Jul 2025
Mannerheimintie, Helsinki, Uusimaa, Finland
3 AM3rd Jul 2025
10 PM
2 AM4th Jul 2025
24AQI
18AQI
20AQI
18AQI
In the last 24 hours,
Mannerheimintie's AQI reached its highest point of 24 at 5 AM during the Day, while the lowest point, 18, was recorded at 2 AM during the Night between 3rd Jul and 4th Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Mannerheimintie, Helsinki, Uusimaa, Finland
13°C8/16°C
13°C10/16°C
13°C8/16°C
13°C11/15°C
13°C10/16°C
12°C10/15°C
13°C9/16°C
11°C10/12°C
12°C11/15°C
15°C11/18°C
15°C10/18°C
17°C11/21°C
16°C12/20°C
15°C12/19°C
14°C11/17°C
13°C11/14°C
14°C10/18°C
12°C9/14°C
13°C10/17°C
13°C10/16°C
13°C11/14°C
14°C11/16°C
14°C9/19°C
14°C11/17°C
14°C12/16°C
14°C12/17°C
15°C11/19°C
18°C12/23°C
18°C13/22°C
17°C13/21°C
0°C0/0°C
25AQI
23AQI
23AQI
23AQI
2025 Days Vs Air Quality
Mannerheimintie, Helsinki, Uusimaa, Finland
91%
167
9%
16
0.5%
1
Total number of days with different AQI categories in last 185 days in 2025 (180 days remaining)
Under WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2025, 91% of 185 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
Mannerheimintie, Helsinki, Uusimaa, Finland
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
25AQI
22AQI
21AQI
22AQI
26AQI
30AQI
38AQI
22AQI
29AQI
21AQI
22AQI
22AQI
23AQI
22AQI
22AQI
23AQI
27AQI
24AQI
34AQI
26AQI
29AQI
30AQI
31AQI
38AQI
34AQI
36AQI
47AQI
53AQI
27AQI
26AQI
24AQI
20AQI
37AQI
38AQI
43AQI
44AQI
50AQI
48AQI
59AQI
52AQI
35AQI
27AQI
25AQI
34AQI
44AQI
66AQI
40AQI
29AQI
29AQI
28AQI
35AQI
60AQI
66AQI
93AQI
108AQI
98AQI
50AQI
48AQI
36AQI
26AQI
24AQI
28AQI
26AQI
29AQI
31AQI
61AQI
36AQI
40AQI
43AQI
36AQI
30AQI
32AQI
22AQI
28AQI
29AQI
23AQI
27AQI
30AQI
45AQI
40AQI
32AQI
46AQI
62AQI
54AQI
34AQI
42AQI
59AQI
57AQI
60AQI
53AQI
37AQI
33AQI
31AQI
24AQI
23AQI
25AQI
27AQI
28AQI
21AQI
25AQI
23AQI
24AQI
38AQI
41AQI
34AQI
35AQI
37AQI
51AQI
20AQI
19AQI
22AQI
24AQI
21AQI
24AQI
19AQI
21AQI
26AQI
21AQI
29AQI
20AQI
20AQI
15AQI
17AQI
16AQI
15AQI
19AQI
19AQI
23AQI
23AQI
23AQI
24AQI
31AQI
21AQI
21AQI
26AQI
19AQI
27AQI
26AQI
24AQI
17AQI
32AQI
27AQI
22AQI
19AQI
29AQI
26AQI
30AQI
33AQI
34AQI
20AQI
17AQI
24AQI
26AQI
29AQI
35AQI
30AQI
26AQI
22AQI
26AQI
22AQI
30AQI
44AQI
30AQI
24AQI
22AQI
29AQI
38AQI
31AQI
22AQI
20AQI
18AQI
16AQI
20AQI
21AQI
18AQI
15AQI
21AQI
21AQI
20AQI
16AQI
17AQI
20AQI
21AQI
28AQI
48AQI
38AQI
29AQI
23AQI
24AQI
19AQI
No. of days
202531AQI
Highest AQI recorded in
February48AQI
Lowest AQI recorded in
July19AQI
202429AQI
Highest AQI recorded in
May40AQI
Lowest AQI recorded in
October21AQI
202327AQI
Highest AQI recorded in
April41AQI
Lowest AQI recorded in
October17AQI
202228AQI
Highest AQI recorded in
March39AQI
Lowest AQI recorded in
January20AQI
202130AQI
Highest AQI recorded in
June41AQI
Lowest AQI recorded in
August24AQI
202029AQI
Highest AQI recorded in
June37AQI
Lowest AQI recorded in
November23AQI
Most & Least Polluted Years Over the Last 6 Years
Mannerheimintie's annual 2025 AQI (31) shows an average percentage change of 9.8% (worsened AQI) compared to previous years: 2020 (29), 2021 (30), 2022 (28), 2023 (27), 2024 (29).