Norrkoping, Ostergotland, Sweden Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Norrkoping, Ostergotland, Sweden
AQI Trends: Highest and Lowest
Same Day Analysis (2nd October):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 38 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 2nd Oct - 3rd Oct 2026
Norrkoping, Ostergotland, Sweden
6 AM2nd Oct 2026
7 PM
5 AM3rd Oct 2026
51AQI
34AQI
53AQI
29AQI
In the last 24 hours,
Norrkoping's AQI reached its highest point of 53 at 8 PM during the Night, while the lowest point, 29, was recorded at 5 AM during the Night between 2nd Oct and 3rd Oct 2026.
Day & Night AQI Trend : Sep - Oct 2026
Norrkoping, Ostergotland, Sweden
13°C11/16°C
12°C9/17°C
14°C8/20°C
15°C10/20°C
16°C13/20°C
14°C11/19°C
10°C9/12°C
13°C7/19°C
15°C12/19°C
15°C13/19°C
14°C12/16°C
14°C9/19°C
15°C12/18°C
14°C12/18°C
14°C11/17°C
14°C11/16°C
14°C11/17°C
12°C9/17°C
11°C6/17°C
11°C6/18°C
12°C9/17°C
13°C8/18°C
14°C10/18°C
12°C8/18°C
14°C9/20°C
14°C12/19°C
14°C11/18°C
14°C10/19°C
14°C10/19°C
13°C8/19°C
33AQI
29AQI
33AQI
30AQI
2026 Days Vs Air Quality
Norrkoping, Ostergotland, Sweden
96%
262
4%
10
Total number of days with different AQI categories in last 276 days in 2026 (89 days remaining)
Under WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2026, 96% of 276 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
Norrkoping, Ostergotland, Sweden
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
16AQI (US)
19AQI (US)
14AQI (US)
20AQI (US)
19AQI (US)
24AQI (US)
25AQI (US)
31AQI (US)
17AQI (US)
19AQI (US)
20AQI (US)
21AQI (US)
17AQI (US)
18AQI (US)
19AQI (US)
46AQI (US)
53AQI (US)
35AQI (US)
61AQI (US)
79AQI (US)
50AQI (US)
10AQI (US)
37AQI (US)
61AQI (US)
54AQI (US)
36AQI (US)
32AQI (US)
34AQI (US)
34AQI (US)
41AQI (US)
44AQI (US)
44AQI (US)
48AQI (US)
27AQI (US)
14AQI (US)
10AQI (US)
34AQI (US)
39AQI (US)
30AQI (US)
47AQI (US)
44AQI (US)
46AQI (US)
38AQI (US)
33AQI (US)
44AQI (US)
39AQI (US)
27AQI (US)
26AQI (US)
48AQI (US)
29AQI (US)
32AQI (US)
30AQI (US)
14AQI (US)
33AQI (US)
24AQI (US)
18AQI (US)
33AQI (US)
30AQI (US)
30AQI (US)
43AQI (US)
38AQI (US)
33AQI (US)
32AQI (US)
39AQI (US)
47AQI (US)
62AQI (US)
44AQI (US)
76AQI (US)
77AQI (US)
79AQI (US)
35AQI (US)
28AQI (US)
12AQI (US)
29AQI (US)
35AQI (US)
33AQI (US)
31AQI (US)
54AQI (US)
40AQI (US)
38AQI (US)
27AQI (US)
40AQI (US)
30AQI (US)
47AQI (US)
12AQI (US)
24AQI (US)
32AQI (US)
30AQI (US)
24AQI (US)
32AQI (US)
35AQI (US)
30AQI (US)
20AQI (US)
21AQI (US)
30AQI (US)
24AQI (US)
23AQI (US)
32AQI (US)
29AQI (US)
28AQI (US)
19AQI (US)
16AQI (US)
31AQI (US)
24AQI (US)
21AQI (US)
36AQI (US)
29AQI (US)
29AQI (US)
24AQI (US)
26AQI (US)
12AQI (US)
12AQI (US)
19AQI (US)
8AQI (US)
16AQI (US)
18AQI (US)
18AQI (US)
20AQI (US)
27AQI (US)
24AQI (US)
20AQI (US)
24AQI (US)
22AQI (US)
24AQI (US)
12AQI (US)
13AQI (US)
26AQI (US)
28AQI (US)
13AQI (US)
8AQI (US)
18AQI (US)
29AQI (US)
37AQI (US)
43AQI (US)
33AQI (US)
33AQI (US)
34AQI (US)
38AQI (US)
38AQI (US)
36AQI (US)
49AQI (US)
46AQI (US)
38AQI (US)
18AQI (US)
9AQI (US)
19AQI (US)
19AQI (US)
24AQI (US)
17AQI (US)
26AQI (US)
26AQI (US)
22AQI (US)
19AQI (US)
21AQI (US)
18AQI (US)
21AQI (US)
22AQI (US)
20AQI (US)
20AQI (US)
18AQI (US)
17AQI (US)
17AQI (US)
15AQI (US)
22AQI (US)
24AQI (US)
23AQI (US)
21AQI (US)
22AQI (US)
20AQI (US)
19AQI (US)
20AQI (US)
18AQI (US)
18AQI (US)
18AQI (US)
24AQI (US)
25AQI (US)
23AQI (US)
22AQI (US)
24AQI (US)
22AQI (US)
22AQI (US)
16AQI (US)
14AQI (US)
8AQI (US)
13AQI (US)
5AQI (US)
10AQI (US)
19AQI (US)
24AQI (US)
24AQI (US)
23AQI (US)
27AQI (US)
24AQI (US)
27AQI (US)
37AQI (US)
40AQI (US)
19AQI (US)
19AQI (US)
20AQI (US)
25AQI (US)
20AQI (US)
21AQI (US)
26AQI (US)
28AQI (US)
26AQI (US)
23AQI (US)
27AQI (US)
28AQI (US)
33AQI (US)
31AQI (US)
25AQI (US)
27AQI (US)
30AQI (US)
27AQI (US)
29AQI (US)
26AQI (US)
24AQI (US)
28AQI (US)
30AQI (US)
24AQI (US)
23AQI (US)
29AQI (US)
28AQI (US)
25AQI (US)
24AQI (US)
17AQI (US)
24AQI (US)
29AQI (US)
25AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
24AQI (US)
24AQI (US)
29AQI (US)
29AQI (US)
28AQI (US)
37AQI (US)
33AQI (US)
25AQI (US)
25AQI (US)
28AQI (US)
29AQI (US)
27AQI (US)
27AQI (US)
28AQI (US)
26AQI (US)
27AQI (US)
25AQI (US)
23AQI (US)
21AQI (US)
29AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
28AQI (US)
24AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
28AQI (US)
30AQI (US)
34AQI (US)
28AQI (US)
23AQI (US)
26AQI (US)
25AQI (US)
31AQI (US)
43AQI (US)
32AQI (US)
50AQI (US)
38AQI (US)
32AQI (US)
33AQI (US)
39AQI (US)
23AQI (US)
27AQI (US)
21AQI (US)
22AQI (US)
27AQI (US)
27AQI (US)
44AQI (US)
No. of days
202628AQI (US)
Highest AQI (US) recorded in
October44AQI (US)
Lowest AQI (US) recorded in
June21AQI (US)
202529AQI (US)
Highest AQI (US) recorded in
February41AQI (US)
Lowest AQI (US) recorded in
May19AQI (US)
202427AQI (US)
Highest AQI (US) recorded in
March36AQI (US)
Lowest AQI (US) recorded in
November20AQI (US)
202325AQI (US)
Highest AQI (US) recorded in
April36AQI (US)
Lowest AQI (US) recorded in
October14AQI (US)
202225AQI (US)
Highest AQI (US) recorded in
December29AQI (US)
Lowest AQI (US) recorded in
November23AQI (US)
20215AQI (US)
Highest AQI (US) recorded in
January5AQI (US)
Lowest AQI (US) recorded in
January5AQI (US)
202015AQI (US)
Highest AQI (US) recorded in
March24AQI (US)
Lowest AQI (US) recorded in
July9AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Norrkoping's annual 2026 AQI (US) (28) shows an average percentage change of 95.1% (worsened AQI (US)) compared to previous years: 2020 (15), 2021 (5), 2022 (25), 2023 (25), 2024 (27), 2025 (29).