Tielt, Flanders, Belgium 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
Tielt, Flanders, Belgium
AQI Trends: Highest and Lowest
Same Day Analysis (3rd October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 64 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Oct - 5th Oct 2025
Tielt, Flanders, Belgium
7 AM4th Oct 2025
7 PM
6 AM5th Oct 2025
58AQI
34AQI
53AQI
48AQI
In the last 24 hours,
Tielt's AQI reached its highest point of 58 at 1 PM during the Day, while the lowest point, 34, was recorded at 8 AM during the Day between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Tielt, Flanders, Belgium
16°C12/22°C
19°C12/26°C
22°C13/33°C
19°C13/24°C
16°C12/22°C
17°C12/23°C
15°C12/18°C
15°C11/20°C
15°C11/20°C
15°C10/21°C
17°C15/20°C
16°C13/19°C
16°C12/21°C
19°C15/24°C
21°C15/29°C
20°C16/22°C
14°C11/15°C
12°C10/16°C
13°C9/18°C
13°C10/17°C
11°C9/14°C
13°C10/16°C
14°C9/19°C
14°C8/20°C
14°C10/19°C
14°C11/19°C
14°C10/19°C
15°C11/19°C
13°C11/14°C
15°C12/15°C
--°C/°C
36AQI
33AQI
34AQI
32AQI
2025 Days Vs Air Quality
Tielt, Flanders, Belgium
89%
114
11%
14
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 278 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
Tielt, Flanders, Belgium
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI
31AQI
41AQI
42AQI
28AQI
30AQI
21AQI
18AQI
18AQI
15AQI
17AQI
49AQI
61AQI
50AQI
51AQI
57AQI
53AQI
42AQI
39AQI
41AQI
43AQI
48AQI
48AQI
41AQI
38AQI
30AQI
28AQI
27AQI
25AQI
24AQI
20AQI
24AQI
34AQI
42AQI
49AQI
46AQI
34AQI
25AQI
22AQI
25AQI
23AQI
28AQI
35AQI
41AQI
40AQI
42AQI
49AQI
33AQI
30AQI
40AQI
40AQI
41AQI
37AQI
25AQI
21AQI
22AQI
37AQI
43AQI
51AQI
41AQI
35AQI
41AQI
42AQI
31AQI
22AQI
21AQI
22AQI
23AQI
22AQI
24AQI
27AQI
31AQI
39AQI
41AQI
48AQI
47AQI
54AQI
55AQI
43AQI
47AQI
36AQI
27AQI
27AQI
30AQI
27AQI
22AQI
21AQI
21AQI
23AQI
28AQI
28AQI
28AQI
23AQI
21AQI
19AQI
20AQI
19AQI
17AQI
17AQI
19AQI
19AQI
20AQI
22AQI
23AQI
24AQI
21AQI
19AQI
17AQI
17AQI
20AQI
24AQI
22AQI
19AQI
27AQI
34AQI
22AQI
17AQI
16AQI
14AQI
27AQI
58AQI
72AQI
60AQI
69AQI
31AQI
83AQI
89AQI
64AQI
33AQI
35AQI
36AQI
31AQI
27AQI
79AQI
No. of days
202533AQI
Highest AQI recorded in
October79AQI
Lowest AQI recorded in
September27AQI
Most & Least Polluted Years Over the Last 1 Years
Tielt's annual 2025 AQI (33) shows an average percentage change of NaN% (improved AQI) compared to previous years: .