Njarvasund, Reykjavik, Capital Region, Iceland 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
Njarvasund, Reykjavik, Capital Region, Iceland
AQI Trends: Highest and Lowest
Same Day Analysis (10th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 16 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Njarvasund, Reykjavik, Capital Region, Iceland
4 AM10th Aug 2025
10 PM
3 AM11th Aug 2025
21AQI
14AQI
17AQI
12AQI
In the last 24 hours,
Njarvasund's AQI reached its highest point of 21 at 5 PM during the Day, while the lowest point, 12, was recorded at 2 AM during the Night between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Njarvasund, Reykjavik, Capital Region, Iceland
12°C11/13°C
13°C12/14°C
15°C11/18°C
14°C12/16°C
14°C13/15°C
13°C12/14°C
13°C12/15°C
13°C12/13°C
12°C11/13°C
12°C11/13°C
12°C11/13°C
11°C10/12°C
12°C11/13°C
12°C11/13°C
11°C10/12°C
11°C9/14°C
12°C11/14°C
12°C11/12°C
11°C10/13°C
10°C10/11°C
11°C9/12°C
12°C11/13°C
11°C10/12°C
11°C9/13°C
10°C9/12°C
11°C10/11°C
12°C10/14°C
8°C7/9°C
10°C8/13°C
12°C10/13°C
--°C/°C
27AQI
23AQI
27AQI
22AQI
2025 Days Vs Air Quality
Njarvasund, Reykjavik, Capital Region, Iceland
99%
220
0.9%
2
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 223 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
Njarvasund, Reykjavik, Capital Region, Iceland
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
58AQI
26AQI
21AQI
21AQI
20AQI
32AQI
26AQI
28AQI
22AQI
21AQI
24AQI
22AQI
27AQI
24AQI
43AQI
28AQI
21AQI
17AQI
20AQI
29AQI
24AQI
23AQI
24AQI
22AQI
21AQI
21AQI
17AQI
18AQI
21AQI
20AQI
28AQI
32AQI
23AQI
19AQI
22AQI
28AQI
40AQI
28AQI
23AQI
23AQI
25AQI
31AQI
23AQI
23AQI
17AQI
22AQI
20AQI
29AQI
19AQI
24AQI
26AQI
22AQI
23AQI
17AQI
18AQI
22AQI
21AQI
22AQI
36AQI
41AQI
43AQI
37AQI
30AQI
28AQI
20AQI
20AQI
17AQI
20AQI
22AQI
22AQI
22AQI
30AQI
21AQI
24AQI
16AQI
24AQI
29AQI
24AQI
25AQI
19AQI
20AQI
17AQI
18AQI
35AQI
29AQI
18AQI
24AQI
16AQI
23AQI
38AQI
29AQI
31AQI
20AQI
34AQI
22AQI
19AQI
28AQI
23AQI
20AQI
13AQI
21AQI
16AQI
20AQI
15AQI
13AQI
15AQI
10AQI
11AQI
15AQI
13AQI
14AQI
16AQI
26AQI
25AQI
19AQI
16AQI
11AQI
13AQI
11AQI
15AQI
15AQI
16AQI
12AQI
15AQI
13AQI
14AQI
20AQI
13AQI
20AQI
16AQI
14AQI
26AQI
17AQI
16AQI
19AQI
18AQI
19AQI
16AQI
23AQI
20AQI
18AQI
24AQI
14AQI
13AQI
14AQI
16AQI
14AQI
15AQI
18AQI
14AQI
13AQI
13AQI
14AQI
17AQI
15AQI
19AQI
15AQI
15AQI
16AQI
17AQI
24AQI
21AQI
24AQI
21AQI
28AQI
29AQI
26AQI
24AQI
17AQI
17AQI
16AQI
18AQI
19AQI
17AQI
15AQI
15AQI
15AQI
16AQI
16AQI
20AQI
16AQI
14AQI
17AQI
14AQI
16AQI
16AQI
30AQI
19AQI
17AQI
17AQI
18AQI
17AQI
17AQI
18AQI
18AQI
25AQI
23AQI
17AQI
17AQI
26AQI
38AQI
53AQI
31AQI
26AQI
25AQI
20AQI
15AQI
15AQI
16AQI
16AQI
28AQI
30AQI
29AQI
28AQI
26AQI
28AQI
35AQI
36AQI
19AQI
15AQI
15AQI
16AQI
25AQI
24AQI
25AQI
18AQI
17AQI
19AQI
22AQI
25AQI
No. of days
202521AQI
Highest AQI recorded in
March25AQI
Lowest AQI recorded in
May17AQI
202423AQI
Highest AQI recorded in
January30AQI
Lowest AQI recorded in
July18AQI
202320AQI
Highest AQI recorded in
December21AQI
Lowest AQI recorded in
November11AQI
20208AQI
Highest AQI recorded in
March8AQI
Lowest AQI recorded in
March8AQI
Most & Least Polluted Years Over the Last 4 Years
Njarvasund's annual 2025 AQI (21) shows an average percentage change of 55.8% (worsened AQI) compared to previous years: 2020 (8), 2023 (20), 2024 (23).