Norr Malma, Uppsala, Stockholm, Sweden 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
Norr Malma, Uppsala, Stockholm, Sweden
AQI Trends: Highest and Lowest
Same Day Analysis (11th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 17 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Norr Malma, Uppsala, Stockholm, Sweden
4 AM11th Aug 2025
9 PM
3 AM12th Aug 2025
19AQI
12AQI
20AQI
15AQI
In the last 24 hours,
Norr Malma's AQI reached its highest point of 20 at 11 PM during the Night, while the lowest point, 12, was recorded at 4 AM during the Day between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Norr Malma, Uppsala, Stockholm, Sweden
17°C13/23°C
17°C14/21°C
19°C14/26°C
21°C15/27°C
21°C14/27°C
20°C15/26°C
21°C15/27°C
21°C14/26°C
21°C16/26°C
20°C16/24°C
20°C16/25°C
22°C16/27°C
21°C16/26°C
21°C16/26°C
21°C15/26°C
20°C15/25°C
18°C17/20°C
19°C15/23°C
17°C14/22°C
15°C13/17°C
18°C15/22°C
19°C15/22°C
19°C16/23°C
18°C14/23°C
16°C13/19°C
17°C12/23°C
17°C13/22°C
18°C12/24°C
18°C13/23°C
17°C12/21°C
--°C/°C
33AQI
33AQI
34AQI
34AQI
2025 Days Vs Air Quality
Norr Malma, Uppsala, Stockholm, Sweden
98%
219
2%
4
Total number of days with different AQI categories in last 224 days in 2025 (141 days remaining)
Under WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2025, 98% of 224 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
Norr Malma, Uppsala, Stockholm, Sweden
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
25AQI
25AQI
25AQI
24AQI
25AQI
28AQI
22AQI
24AQI
21AQI
22AQI
23AQI
26AQI
29AQI
22AQI
21AQI
21AQI
22AQI
23AQI
22AQI
22AQI
24AQI
32AQI
29AQI
22AQI
25AQI
27AQI
28AQI
26AQI
33AQI
19AQI
21AQI
23AQI
20AQI
20AQI
28AQI
36AQI
22AQI
25AQI
28AQI
34AQI
35AQI
26AQI
23AQI
23AQI
30AQI
29AQI
40AQI
35AQI
26AQI
26AQI
29AQI
56AQI
72AQI
74AQI
33AQI
41AQI
28AQI
26AQI
28AQI
24AQI
25AQI
28AQI
29AQI
28AQI
27AQI
31AQI
44AQI
37AQI
29AQI
28AQI
30AQI
24AQI
20AQI
17AQI
15AQI
17AQI
16AQI
17AQI
22AQI
19AQI
23AQI
23AQI
36AQI
54AQI
29AQI
27AQI
30AQI
46AQI
31AQI
35AQI
30AQI
34AQI
25AQI
22AQI
19AQI
15AQI
16AQI
17AQI
18AQI
17AQI
16AQI
16AQI
21AQI
41AQI
22AQI
43AQI
47AQI
37AQI
32AQI
22AQI
16AQI
20AQI
18AQI
13AQI
14AQI
13AQI
14AQI
23AQI
12AQI
12AQI
22AQI
20AQI
13AQI
14AQI
15AQI
14AQI
16AQI
15AQI
18AQI
17AQI
17AQI
21AQI
22AQI
21AQI
16AQI
18AQI
17AQI
17AQI
20AQI
18AQI
15AQI
29AQI
19AQI
16AQI
23AQI
24AQI
21AQI
21AQI
21AQI
17AQI
13AQI
14AQI
19AQI
20AQI
31AQI
33AQI
23AQI
18AQI
17AQI
19AQI
24AQI
37AQI
24AQI
19AQI
19AQI
22AQI
35AQI
29AQI
30AQI
18AQI
17AQI
19AQI
19AQI
21AQI
21AQI
23AQI
22AQI
21AQI
18AQI
22AQI
16AQI
17AQI
21AQI
21AQI
17AQI
18AQI
18AQI
22AQI
19AQI
18AQI
20AQI
24AQI
29AQI
37AQI
45AQI
41AQI
46AQI
30AQI
29AQI
34AQI
38AQI
40AQI
39AQI
41AQI
44AQI
49AQI
45AQI
40AQI
33AQI
31AQI
31AQI
32AQI
31AQI
30AQI
37AQI
29AQI
24AQI
22AQI
20AQI
27AQI
27AQI
24AQI
17AQI
24AQI
33AQI
28AQI
22AQI
18AQI
22AQI
31AQI
26AQI
No. of days
202526AQI
Highest AQI recorded in
February33AQI
Lowest AQI recorded in
May18AQI
202427AQI
Highest AQI recorded in
May36AQI
Lowest AQI recorded in
November17AQI
202328AQI
Highest AQI recorded in
May34AQI
Lowest AQI recorded in
October21AQI
202228AQI
Highest AQI recorded in
March40AQI
Lowest AQI recorded in
August18AQI
202129AQI
Highest AQI recorded in
June37AQI
Lowest AQI recorded in
August24AQI
202038AQI
Highest AQI recorded in
October76AQI
Lowest AQI recorded in
November23AQI
Most & Least Polluted Years Over the Last 6 Years
Norr Malma's annual 2025 AQI (26) shows an average percentage change of -13.5% (improved AQI) compared to previous years: 2020 (38), 2021 (29), 2022 (28), 2023 (28), 2024 (27).