Smestad, Oslo, Oslo, Norway 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
Smestad, Oslo, Oslo, Norway
AQI Trends: Highest and Lowest
Same Day Analysis (26th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 15 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 26th Aug - 27th Aug 2025
Smestad, Oslo, Oslo, Norway
5 AM26th Aug 2025
9 PM
4 AM27th Aug 2025
20AQI
13AQI
26AQI
16AQI
In the last 24 hours,
Smestad's AQI reached its highest point of 26 at 3 AM during the Night, while the lowest point, 13, was recorded at 6 AM during the Day between 26th Aug and 27th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Smestad, Oslo, Oslo, Norway
19°C12/25°C
15°C13/19°C
16°C13/19°C
17°C13/23°C
17°C14/22°C
17°C15/18°C
17°C13/21°C
15°C12/19°C
15°C12/18°C
16°C12/22°C
15°C10/21°C
17°C11/23°C
15°C10/22°C
16°C9/22°C
17°C11/23°C
16°C9/22°C
18°C11/26°C
17°C11/23°C
19°C12/27°C
16°C9/22°C
17°C8/26°C
19°C13/26°C
14°C7/19°C
12°C5/19°C
13°C8/18°C
11°C6/18°C
11°C1/20°C
13°C6/20°C
13°C7/20°C
13°C6/21°C
--°C/°C
23AQI
20AQI
23AQI
21AQI
2025 Days Vs Air Quality
Smestad, Oslo, Oslo, Norway
91%
216
9%
22
Total number of days with different AQI categories in last 239 days in 2025 (126 days remaining)
Under WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2025, 91% of 239 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
Smestad, Oslo, Oslo, Norway
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI
40AQI
36AQI
71AQI
86AQI
27AQI
19AQI
21AQI
23AQI
24AQI
26AQI
56AQI
58AQI
41AQI
52AQI
52AQI
49AQI
41AQI
30AQI
24AQI
25AQI
34AQI
25AQI
31AQI
28AQI
31AQI
20AQI
22AQI
22AQI
25AQI
47AQI
47AQI
34AQI
37AQI
38AQI
23AQI
39AQI
37AQI
33AQI
43AQI
49AQI
48AQI
46AQI
39AQI
49AQI
74AQI
59AQI
72AQI
64AQI
50AQI
50AQI
51AQI
58AQI
40AQI
24AQI
22AQI
23AQI
25AQI
33AQI
38AQI
38AQI
36AQI
36AQI
32AQI
42AQI
70AQI
53AQI
36AQI
27AQI
24AQI
25AQI
45AQI
54AQI
42AQI
29AQI
57AQI
45AQI
50AQI
53AQI
61AQI
32AQI
36AQI
55AQI
55AQI
47AQI
38AQI
40AQI
26AQI
17AQI
39AQI
48AQI
48AQI
50AQI
34AQI
22AQI
23AQI
37AQI
39AQI
52AQI
40AQI
42AQI
23AQI
32AQI
27AQI
30AQI
35AQI
51AQI
18AQI
18AQI
15AQI
16AQI
13AQI
18AQI
19AQI
17AQI
17AQI
22AQI
27AQI
16AQI
15AQI
26AQI
22AQI
14AQI
15AQI
18AQI
16AQI
17AQI
21AQI
24AQI
26AQI
28AQI
36AQI
25AQI
21AQI
17AQI
17AQI
18AQI
16AQI
19AQI
20AQI
13AQI
14AQI
13AQI
18AQI
20AQI
21AQI
19AQI
19AQI
16AQI
15AQI
13AQI
16AQI
19AQI
21AQI
22AQI
21AQI
17AQI
17AQI
18AQI
17AQI
26AQI
24AQI
24AQI
25AQI
22AQI
30AQI
33AQI
30AQI
22AQI
18AQI
17AQI
19AQI
15AQI
25AQI
23AQI
19AQI
27AQI
19AQI
18AQI
18AQI
17AQI
31AQI
34AQI
21AQI
19AQI
17AQI
19AQI
18AQI
19AQI
22AQI
28AQI
26AQI
29AQI
28AQI
36AQI
39AQI
38AQI
32AQI
38AQI
48AQI
45AQI
41AQI
40AQI
36AQI
39AQI
45AQI
32AQI
29AQI
25AQI
22AQI
18AQI
27AQI
30AQI
34AQI
27AQI
23AQI
23AQI
20AQI
17AQI
27AQI
20AQI
19AQI
18AQI
21AQI
23AQI
34AQI
41AQI
18AQI
15AQI
19AQI
22AQI
15AQI
13AQI
14AQI
14AQI
14AQI
14AQI
15AQI
36AQI
43AQI
41AQI
29AQI
19AQI
21AQI
30AQI
21AQI
No. of days
202530AQI
Highest AQI recorded in
February43AQI
Lowest AQI recorded in
May19AQI
202431AQI
Highest AQI recorded in
January47AQI
Lowest AQI recorded in
July19AQI
202326AQI
Highest AQI recorded in
January38AQI
Lowest AQI recorded in
August16AQI
202230AQI
Highest AQI recorded in
March52AQI
Lowest AQI recorded in
August12AQI
202127AQI
Highest AQI recorded in
December43AQI
Lowest AQI recorded in
August11AQI
202024AQI
Highest AQI recorded in
November31AQI
Lowest AQI recorded in
July15AQI
Most & Least Polluted Years Over the Last 6 Years
Smestad's annual 2025 AQI (30) shows an average percentage change of 9.9% (worsened AQI) compared to previous years: 2020 (24), 2021 (27), 2022 (30), 2023 (26), 2024 (31).