Rehlingen Siersburg, Saarland, Germany 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
Rehlingen Siersburg, Saarland, Germany
AQI Trends: Highest and Lowest
Same Day Analysis (4th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 45 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Oct - 5th Oct 2025
Rehlingen Siersburg, Saarland, Germany
7 AM4th Oct 2025
7 PM
6 AM5th Oct 2025
51AQI
20AQI
47AQI
40AQI
In the last 24 hours,
Rehlingen Siersburg's AQI reached its highest point of 51 at 7 AM during the Day, while the lowest point, 20, was recorded at 5 PM during the Day between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Rehlingen Siersburg, Saarland, Germany
15°C11/20°C
16°C10/23°C
19°C11/28°C
19°C16/24°C
15°C11/17°C
15°C11/20°C
15°C12/18°C
13°C10/18°C
13°C11/17°C
14°C10/18°C
17°C14/20°C
13°C11/16°C
12°C9/16°C
16°C11/22°C
18°C12/25°C
19°C14/26°C
14°C11/17°C
10°C10/11°C
10°C9/12°C
9°C8/9°C
8°C8/8°C
10°C8/13°C
11°C9/14°C
12°C7/18°C
13°C8/18°C
13°C9/17°C
11°C7/16°C
9°C5/15°C
10°C6/14°C
12°C9/16°C
--°C/°C
27AQI
25AQI
27AQI
24AQI
2025 Days Vs Air Quality
Rehlingen Siersburg, Saarland, Germany
94%
121
6%
8
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 278 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
Rehlingen Siersburg, Saarland, Germany
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
16AQI
18AQI
21AQI
22AQI
25AQI
30AQI
26AQI
21AQI
17AQI
16AQI
15AQI
18AQI
34AQI
37AQI
39AQI
47AQI
52AQI
45AQI
36AQI
33AQI
34AQI
37AQI
34AQI
31AQI
31AQI
32AQI
27AQI
25AQI
24AQI
23AQI
22AQI
21AQI
22AQI
23AQI
27AQI
30AQI
28AQI
26AQI
24AQI
22AQI
19AQI
18AQI
19AQI
21AQI
22AQI
22AQI
23AQI
25AQI
25AQI
22AQI
22AQI
24AQI
24AQI
21AQI
18AQI
17AQI
17AQI
18AQI
24AQI
25AQI
25AQI
22AQI
24AQI
22AQI
21AQI
21AQI
20AQI
21AQI
22AQI
23AQI
23AQI
23AQI
25AQI
29AQI
41AQI
42AQI
51AQI
55AQI
59AQI
54AQI
51AQI
30AQI
26AQI
33AQI
43AQI
32AQI
23AQI
23AQI
21AQI
22AQI
34AQI
32AQI
23AQI
18AQI
16AQI
16AQI
16AQI
17AQI
20AQI
18AQI
17AQI
18AQI
23AQI
27AQI
21AQI
18AQI
16AQI
16AQI
16AQI
15AQI
16AQI
17AQI
17AQI
18AQI
23AQI
25AQI
20AQI
17AQI
15AQI
13AQI
17AQI
29AQI
26AQI
46AQI
52AQI
47AQI
50AQI
51AQI
45AQI
18AQI
29AQI
23AQI
31AQI
21AQI
48AQI
No. of days
202526AQI
Highest AQI recorded in
October48AQI
Lowest AQI recorded in
May18AQI
Most & Least Polluted Years Over the Last 1 Years
Rehlingen Siersburg's annual 2025 AQI (26) shows an average percentage change of NaN% (improved AQI) compared to previous years: .