Stavanger, Rogaland, 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
Stavanger, Rogaland, Norway
AQI Trends: Highest and Lowest
Same Day Analysis (18th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 23 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Aug - 19th Aug 2025
Stavanger, Rogaland, Norway
5 AM18th Aug 2025
9 PM
4 AM19th Aug 2025
30AQI
19AQI
28AQI
20AQI
In the last 24 hours,
Stavanger's AQI reached its highest point of 30 at 6 AM during the Day, while the lowest point, 19, was recorded at 12 PM during the Day between 18th Aug and 19th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Stavanger, Rogaland, Norway
20°C18/22°C
19°C16/21°C
17°C16/18°C
17°C16/18°C
17°C16/17°C
16°C15/17°C
16°C15/16°C
16°C15/16°C
15°C15/16°C
16°C15/17°C
16°C16/17°C
16°C15/17°C
17°C16/17°C
17°C16/18°C
16°C14/16°C
15°C14/17°C
14°C14/15°C
15°C14/15°C
15°C13/17°C
15°C14/16°C
15°C14/17°C
15°C14/15°C
15°C13/16°C
15°C14/17°C
17°C16/19°C
18°C17/21°C
16°C13/17°C
14°C13/15°C
15°C13/17°C
15°C14/16°C
--°C/°C
31AQI
29AQI
32AQI
32AQI
2025 Days Vs Air Quality
Stavanger, Rogaland, Norway
88%
203
12%
27
Total number of days with different AQI categories in last 231 days in 2025 (134 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 231 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
Stavanger, Rogaland, Norway
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
25AQI
30AQI
37AQI
72AQI
27AQI
20AQI
39AQI
55AQI
45AQI
74AQI
80AQI
95AQI
36AQI
54AQI
37AQI
35AQI
56AQI
38AQI
64AQI
57AQI
31AQI
32AQI
28AQI
30AQI
54AQI
31AQI
20AQI
29AQI
27AQI
32AQI
49AQI
44AQI
33AQI
25AQI
33AQI
37AQI
49AQI
49AQI
32AQI
48AQI
46AQI
45AQI
63AQI
55AQI
44AQI
59AQI
43AQI
61AQI
68AQI
45AQI
38AQI
27AQI
39AQI
31AQI
36AQI
32AQI
27AQI
33AQI
50AQI
47AQI
48AQI
50AQI
48AQI
49AQI
52AQI
67AQI
45AQI
64AQI
45AQI
23AQI
24AQI
34AQI
37AQI
30AQI
22AQI
28AQI
26AQI
36AQI
56AQI
37AQI
27AQI
51AQI
60AQI
27AQI
34AQI
36AQI
42AQI
24AQI
20AQI
25AQI
27AQI
35AQI
41AQI
38AQI
32AQI
23AQI
28AQI
29AQI
28AQI
32AQI
31AQI
34AQI
36AQI
22AQI
25AQI
34AQI
21AQI
24AQI
20AQI
18AQI
27AQI
24AQI
30AQI
34AQI
22AQI
23AQI
46AQI
46AQI
29AQI
26AQI
33AQI
24AQI
20AQI
15AQI
22AQI
20AQI
23AQI
26AQI
26AQI
32AQI
45AQI
41AQI
42AQI
30AQI
32AQI
33AQI
35AQI
23AQI
24AQI
45AQI
28AQI
14AQI
17AQI
31AQI
17AQI
25AQI
23AQI
24AQI
18AQI
20AQI
15AQI
19AQI
23AQI
27AQI
28AQI
23AQI
22AQI
19AQI
18AQI
17AQI
20AQI
19AQI
22AQI
22AQI
23AQI
32AQI
31AQI
44AQI
25AQI
24AQI
21AQI
24AQI
20AQI
26AQI
19AQI
24AQI
28AQI
28AQI
30AQI
36AQI
37AQI
27AQI
26AQI
18AQI
19AQI
18AQI
17AQI
20AQI
27AQI
32AQI
21AQI
20AQI
22AQI
35AQI
42AQI
47AQI
50AQI
51AQI
53AQI
55AQI
50AQI
52AQI
45AQI
51AQI
59AQI
36AQI
32AQI
21AQI
20AQI
27AQI
33AQI
29AQI
27AQI
30AQI
25AQI
23AQI
22AQI
24AQI
27AQI
34AQI
34AQI
29AQI
24AQI
23AQI
22AQI
33AQI
36AQI
17AQI
18AQI
23AQI
43AQI
43AQI
39AQI
30AQI
27AQI
25AQI
34AQI
26AQI
No. of days
202534AQI
Highest AQI recorded in
January43AQI
Lowest AQI recorded in
June25AQI
202429AQI
Highest AQI recorded in
January47AQI
Lowest AQI recorded in
July18AQI
202326AQI
Highest AQI recorded in
February37AQI
Lowest AQI recorded in
August16AQI
202229AQI
Highest AQI recorded in
March49AQI
Lowest AQI recorded in
September15AQI
202131AQI
Highest AQI recorded in
January53AQI
Lowest AQI recorded in
August20AQI
202023AQI
Highest AQI recorded in
March38AQI
Lowest AQI recorded in
July13AQI
Most & Least Polluted Years Over the Last 6 Years
Stavanger's annual 2025 AQI (34) shows an average percentage change of 22.1% (worsened AQI) compared to previous years: 2020 (23), 2021 (31), 2022 (29), 2023 (26), 2024 (29).