Norunda Stones, 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
Norunda Stones, Uppsala, Stockholm, Sweden
AQI Trends: Highest and Lowest
Same Day Analysis (13th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 17 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 13th Aug - 14th Aug 2025
Norunda Stones, Uppsala, Stockholm, Sweden
4 AM13th Aug 2025
9 PM
3 AM14th Aug 2025
18AQI
15AQI
26AQI
15AQI
In the last 24 hours,
Norunda Stones's AQI reached its highest point of 26 at 2 AM during the Night, while the lowest point, 15, was recorded at 6 AM during the Day between 13th Aug and 14th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Norunda Stones, Uppsala, Stockholm, Sweden
21°C14/28°C
21°C15/29°C
21°C13/29°C
22°C13/30°C
23°C15/31°C
21°C14/28°C
22°C14/29°C
22°C16/28°C
21°C16/27°C
22°C15/29°C
22°C16/28°C
22°C16/28°C
21°C15/27°C
21°C15/28°C
18°C16/22°C
19°C14/25°C
17°C15/21°C
15°C13/18°C
18°C14/24°C
19°C13/24°C
19°C16/23°C
17°C14/22°C
16°C13/19°C
17°C12/22°C
18°C13/24°C
18°C12/23°C
17°C12/23°C
17°C11/22°C
17°C12/23°C
19°C12/25°C
--°C/°C
29AQI
29AQI
31AQI
30AQI
2025 Days Vs Air Quality
Norunda Stones, Uppsala, Stockholm, Sweden
99%
223
0.8%
2
Total number of days with different AQI categories in last 226 days in 2025 (139 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 226 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
Norunda Stones, Uppsala, Stockholm, Sweden
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
26AQI
27AQI
24AQI
22AQI
22AQI
25AQI
22AQI
25AQI
21AQI
23AQI
22AQI
22AQI
22AQI
22AQI
21AQI
21AQI
23AQI
22AQI
21AQI
22AQI
22AQI
23AQI
23AQI
21AQI
28AQI
27AQI
30AQI
21AQI
20AQI
20AQI
20AQI
20AQI
20AQI
20AQI
25AQI
35AQI
21AQI
23AQI
29AQI
36AQI
28AQI
26AQI
22AQI
21AQI
22AQI
23AQI
21AQI
21AQI
21AQI
23AQI
28AQI
46AQI
54AQI
54AQI
30AQI
33AQI
23AQI
25AQI
27AQI
25AQI
22AQI
23AQI
26AQI
24AQI
23AQI
32AQI
44AQI
32AQI
25AQI
23AQI
23AQI
23AQI
21AQI
18AQI
16AQI
17AQI
15AQI
18AQI
20AQI
23AQI
24AQI
25AQI
34AQI
50AQI
29AQI
29AQI
29AQI
43AQI
29AQI
27AQI
36AQI
46AQI
32AQI
24AQI
18AQI
14AQI
17AQI
16AQI
19AQI
15AQI
16AQI
16AQI
19AQI
36AQI
21AQI
31AQI
42AQI
24AQI
17AQI
12AQI
11AQI
14AQI
13AQI
13AQI
13AQI
13AQI
11AQI
20AQI
11AQI
11AQI
20AQI
19AQI
13AQI
13AQI
13AQI
12AQI
14AQI
13AQI
14AQI
14AQI
15AQI
18AQI
21AQI
18AQI
15AQI
14AQI
13AQI
15AQI
15AQI
15AQI
13AQI
14AQI
17AQI
13AQI
17AQI
19AQI
18AQI
17AQI
19AQI
18AQI
14AQI
14AQI
17AQI
17AQI
23AQI
23AQI
19AQI
16AQI
15AQI
18AQI
17AQI
28AQI
22AQI
20AQI
20AQI
23AQI
31AQI
27AQI
24AQI
18AQI
16AQI
13AQI
11AQI
16AQI
19AQI
19AQI
19AQI
18AQI
17AQI
20AQI
16AQI
16AQI
22AQI
18AQI
16AQI
17AQI
17AQI
18AQI
18AQI
18AQI
19AQI
21AQI
26AQI
32AQI
46AQI
41AQI
44AQI
26AQI
24AQI
35AQI
37AQI
39AQI
36AQI
36AQI
42AQI
44AQI
39AQI
34AQI
28AQI
31AQI
24AQI
29AQI
33AQI
28AQI
29AQI
27AQI
24AQI
21AQI
18AQI
24AQI
23AQI
21AQI
17AQI
17AQI
17AQI
23AQI
28AQI
26AQI
20AQI
16AQI
19AQI
29AQI
23AQI
No. of days
202523AQI
Highest AQI recorded in
July29AQI
Lowest AQI recorded in
May16AQI
202418AQI
Highest AQI recorded in
July24AQI
Lowest AQI recorded in
January11AQI
202315AQI
Highest AQI recorded in
June24AQI
Lowest AQI recorded in
March6AQI
202215AQI
Highest AQI recorded in
March26AQI
Lowest AQI recorded in
August4AQI
202118AQI
Highest AQI recorded in
June29AQI
Lowest AQI recorded in
April8AQI
202024AQI
Highest AQI recorded in
December36AQI
Lowest AQI recorded in
November18AQI
Most & Least Polluted Years Over the Last 6 Years
Norunda Stones's annual 2025 AQI (23) shows an average percentage change of 30.9% (worsened AQI) compared to previous years: 2020 (24), 2021 (18), 2022 (15), 2023 (15), 2024 (18).