Hallahus, Helsingborg, Skane, 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
Hallahus, Helsingborg, Skane, Sweden
AQI Trends: Highest and Lowest
Same Day Analysis (3rd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 38 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Oct - 5th Oct 2025
Hallahus, Helsingborg, Skane, Sweden
6 AM4th Oct 2025
7 PM
5 AM5th Oct 2025
AQI
AQI
54AQI
24AQI
In the last 24 hours,
Hallahus's AQI reached its highest point of 54 at 7 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Hallahus, Helsingborg, Skane, Sweden
15°C13/19°C
15°C10/20°C
15°C10/22°C
17°C11/24°C
18°C14/24°C
18°C15/23°C
16°C13/20°C
14°C11/18°C
14°C10/19°C
13°C10/16°C
13°C10/18°C
13°C12/15°C
14°C12/17°C
15°C11/20°C
16°C13/20°C
18°C14/24°C
16°C11/20°C
11°C8/14°C
10°C6/16°C
9°C4/16°C
10°C5/16°C
11°C7/16°C
12°C8/17°C
11°C8/17°C
11°C8/15°C
10°C6/14°C
9°C6/15°C
9°C5/15°C
9°C5/14°C
--°C/°C
--°C/°C
25AQI
23AQI
26AQI
25AQI
2025 Days Vs Air Quality
Hallahus, Helsingborg, Skane, Sweden
87%
240
13%
36
Total number of days with different AQI categories in last 277 days in 2025 (88 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% of 277 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
Hallahus, Helsingborg, Skane, Sweden
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
33AQI
28AQI
28AQI
26AQI
27AQI
27AQI
26AQI
26AQI
26AQI
23AQI
25AQI
26AQI
23AQI
33AQI
32AQI
29AQI
34AQI
33AQI
33AQI
33AQI
40AQI
48AQI
46AQI
39AQI
33AQI
30AQI
27AQI
28AQI
28AQI
28AQI
27AQI
29AQI
35AQI
44AQI
53AQI
53AQI
50AQI
46AQI
52AQI
55AQI
54AQI
53AQI
55AQI
55AQI
53AQI
50AQI
47AQI
46AQI
47AQI
50AQI
52AQI
59AQI
64AQI
64AQI
60AQI
57AQI
58AQI
55AQI
52AQI
45AQI
43AQI
40AQI
40AQI
43AQI
51AQI
60AQI
64AQI
68AQI
65AQI
64AQI
58AQI
55AQI
51AQI
48AQI
42AQI
34AQI
33AQI
37AQI
49AQI
53AQI
54AQI
54AQI
57AQI
58AQI
53AQI
50AQI
52AQI
55AQI
48AQI
39AQI
36AQI
35AQI
34AQI
33AQI
30AQI
26AQI
24AQI
25AQI
29AQI
29AQI
36AQI
35AQI
38AQI
40AQI
41AQI
44AQI
50AQI
48AQI
42AQI
36AQI
34AQI
33AQI
32AQI
31AQI
28AQI
26AQI
25AQI
26AQI
27AQI
24AQI
26AQI
24AQI
22AQI
19AQI
17AQI
17AQI
17AQI
17AQI
17AQI
18AQI
18AQI
19AQI
21AQI
20AQI
18AQI
19AQI
18AQI
17AQI
18AQI
20AQI
21AQI
20AQI
18AQI
18AQI
18AQI
18AQI
18AQI
17AQI
17AQI
18AQI
18AQI
17AQI
19AQI
20AQI
21AQI
20AQI
18AQI
16AQI
18AQI
19AQI
29AQI
29AQI
28AQI
28AQI
25AQI
28AQI
28AQI
28AQI
27AQI
25AQI
22AQI
21AQI
20AQI
23AQI
20AQI
18AQI
20AQI
17AQI
19AQI
19AQI
17AQI
17AQI
18AQI
20AQI
18AQI
18AQI
18AQI
18AQI
18AQI
18AQI
18AQI
18AQI
20AQI
21AQI
22AQI
26AQI
27AQI
26AQI
26AQI
30AQI
34AQI
37AQI
33AQI
29AQI
28AQI
30AQI
29AQI
28AQI
26AQI
25AQI
22AQI
22AQI
22AQI
23AQI
23AQI
22AQI
24AQI
24AQI
23AQI
25AQI
26AQI
28AQI
26AQI
26AQI
27AQI
35AQI
45AQI
51AQI
40AQI
29AQI
24AQI
22AQI
21AQI
20AQI
19AQI
16AQI
17AQI
17AQI
21AQI
28AQI
32AQI
34AQI
32AQI
29AQI
26AQI
22AQI
23AQI
22AQI
21AQI
22AQI
23AQI
29AQI
40AQI
39AQI
29AQI
23AQI
21AQI
20AQI
18AQI
18AQI
17AQI
18AQI
21AQI
26AQI
24AQI
19AQI
15AQI
22AQI
30AQI
17AQI
15AQI
18AQI
25AQI
32AQI
40AQI
38AQI
30AQI
52AQI
50AQI
33AQI
19AQI
22AQI
24AQI
27AQI
23AQI
37AQI
No. of days
202531AQI
Highest AQI recorded in
February52AQI
Lowest AQI recorded in
May19AQI
202428AQI
Highest AQI recorded in
May33AQI
Lowest AQI recorded in
February23AQI
202327AQI
Highest AQI recorded in
February37AQI
Lowest AQI recorded in
October19AQI
202232AQI
Highest AQI recorded in
March45AQI
Lowest AQI recorded in
August20AQI
202129AQI
Highest AQI recorded in
June35AQI
Lowest AQI recorded in
January20AQI
202030AQI
Highest AQI recorded in
March36AQI
Lowest AQI recorded in
July23AQI
Most & Least Polluted Years Over the Last 6 Years
Hallahus's annual 2025 AQI (31) shows an average percentage change of 6.9% (worsened AQI) compared to previous years: 2020 (30), 2021 (29), 2022 (32), 2023 (27), 2024 (28).