Zeltweg, Steiermark, Austria Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Zeltweg, Steiermark, Austria
AQI Trends: Highest and Lowest
Same Day Analysis (25th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 23 of Good air quality on the same day.
Day & Night AQI Trend: 24th Sep - 25th Sep 2026
Zeltweg, Steiermark, Austria
6 AM24th Sep 2026
7 PM
5 AM25th Sep 2026
51AQI
33AQI
46AQI
17AQI
In the last 24 hours,
Zeltweg's AQI reached its highest point of 51 at 12 PM during the Day, while the lowest point, 17, was recorded at 1 AM during the Night between 24th Sep and 25th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Zeltweg, Steiermark, Austria
19°C15/24°C
20°C13/28°C
14°C10/18°C
17°C12/20°C
16°C10/23°C
15°C10/19°C
15°C9/18°C
16°C13/20°C
19°C14/22°C
17°C14/20°C
16°C11/20°C
18°C10/23°C
19°C16/23°C
15°C6/19°C
6°C5/7°C
8°C6/10°C
11°C8/15°C
12°C10/16°C
13°C10/15°C
13°C10/17°C
15°C12/19°C
10°C7/15°C
12°C8/15°C
13°C10/15°C
15°C11/21°C
12°C7/16°C
7°C5/9°C
8°C4/13°C
9°C6/13°C
8°C3/14°C
31AQI
25AQI
29AQI
26AQI
2026 Days Vs Air Quality
Zeltweg, Steiermark, Austria
80%
211
20%
54
Total number of days with different AQI categories in last 268 days in 2026 (97 days remaining)
Under WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2026, 80% of 268 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
Zeltweg, Steiermark, Austria
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
82AQI (US)
67AQI (US)
63AQI (US)
48AQI (US)
61AQI (US)
64AQI (US)
61AQI (US)
58AQI (US)
70AQI (US)
66AQI (US)
40AQI (US)
57AQI (US)
89AQI (US)
71AQI (US)
74AQI (US)
80AQI (US)
80AQI (US)
72AQI (US)
67AQI (US)
72AQI (US)
82AQI (US)
92AQI (US)
99AQI (US)
95AQI (US)
84AQI (US)
48AQI (US)
31AQI (US)
42AQI (US)
55AQI (US)
37AQI (US)
35AQI (US)
58AQI (US)
63AQI (US)
53AQI (US)
54AQI (US)
46AQI (US)
46AQI (US)
43AQI (US)
42AQI (US)
55AQI (US)
50AQI (US)
51AQI (US)
35AQI (US)
27AQI (US)
50AQI (US)
25AQI (US)
35AQI (US)
46AQI (US)
31AQI (US)
52AQI (US)
45AQI (US)
65AQI (US)
55AQI (US)
43AQI (US)
34AQI (US)
30AQI (US)
25AQI (US)
27AQI (US)
32AQI (US)
53AQI (US)
71AQI (US)
59AQI (US)
38AQI (US)
39AQI (US)
48AQI (US)
57AQI (US)
64AQI (US)
64AQI (US)
66AQI (US)
61AQI (US)
38AQI (US)
39AQI (US)
32AQI (US)
25AQI (US)
42AQI (US)
21AQI (US)
43AQI (US)
64AQI (US)
62AQI (US)
70AQI (US)
55AQI (US)
47AQI (US)
34AQI (US)
30AQI (US)
14AQI (US)
17AQI (US)
32AQI (US)
28AQI (US)
28AQI (US)
21AQI (US)
29AQI (US)
26AQI (US)
24AQI (US)
36AQI (US)
56AQI (US)
31AQI (US)
31AQI (US)
19AQI (US)
19AQI (US)
30AQI (US)
51AQI (US)
52AQI (US)
48AQI (US)
30AQI (US)
44AQI (US)
45AQI (US)
17AQI (US)
25AQI (US)
13AQI (US)
12AQI (US)
17AQI (US)
16AQI (US)
21AQI (US)
24AQI (US)
26AQI (US)
28AQI (US)
19AQI (US)
18AQI (US)
19AQI (US)
14AQI (US)
25AQI (US)
32AQI (US)
30AQI (US)
15AQI (US)
14AQI (US)
15AQI (US)
33AQI (US)
28AQI (US)
12AQI (US)
14AQI (US)
19AQI (US)
17AQI (US)
38AQI (US)
43AQI (US)
29AQI (US)
33AQI (US)
33AQI (US)
42AQI (US)
35AQI (US)
35AQI (US)
42AQI (US)
50AQI (US)
49AQI (US)
26AQI (US)
21AQI (US)
34AQI (US)
31AQI (US)
13AQI (US)
13AQI (US)
19AQI (US)
24AQI (US)
23AQI (US)
23AQI (US)
23AQI (US)
21AQI (US)
23AQI (US)
23AQI (US)
14AQI (US)
14AQI (US)
20AQI (US)
18AQI (US)
22AQI (US)
23AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
45AQI (US)
39AQI (US)
22AQI (US)
22AQI (US)
27AQI (US)
24AQI (US)
23AQI (US)
42AQI (US)
51AQI (US)
57AQI (US)
39AQI (US)
27AQI (US)
31AQI (US)
18AQI (US)
22AQI (US)
24AQI (US)
20AQI (US)
17AQI (US)
18AQI (US)
23AQI (US)
17AQI (US)
24AQI (US)
27AQI (US)
27AQI (US)
24AQI (US)
26AQI (US)
25AQI (US)
21AQI (US)
28AQI (US)
29AQI (US)
27AQI (US)
27AQI (US)
39AQI (US)
33AQI (US)
32AQI (US)
26AQI (US)
28AQI (US)
43AQI (US)
41AQI (US)
29AQI (US)
46AQI (US)
50AQI (US)
54AQI (US)
50AQI (US)
43AQI (US)
46AQI (US)
50AQI (US)
52AQI (US)
56AQI (US)
39AQI (US)
25AQI (US)
35AQI (US)
48AQI (US)
49AQI (US)
38AQI (US)
36AQI (US)
43AQI (US)
40AQI (US)
42AQI (US)
37AQI (US)
37AQI (US)
34AQI (US)
42AQI (US)
26AQI (US)
22AQI (US)
24AQI (US)
25AQI (US)
32AQI (US)
29AQI (US)
28AQI (US)
53AQI (US)
30AQI (US)
26AQI (US)
31AQI (US)
22AQI (US)
25AQI (US)
26AQI (US)
27AQI (US)
37AQI (US)
24AQI (US)
32AQI (US)
29AQI (US)
33AQI (US)
22AQI (US)
18AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
23AQI (US)
25AQI (US)
26AQI (US)
24AQI (US)
22AQI (US)
25AQI (US)
25AQI (US)
23AQI (US)
28AQI (US)
41AQI (US)
23AQI (US)
66AQI (US)
44AQI (US)
44AQI (US)
29AQI (US)
28AQI (US)
27AQI (US)
29AQI (US)
38AQI (US)
26AQI (US)
No. of days
202637AQI (US)
Highest AQI (US) recorded in
January66AQI (US)
Lowest AQI (US) recorded in
September26AQI (US)
202541AQI (US)
Highest AQI (US) recorded in
November61AQI (US)
Lowest AQI (US) recorded in
May24AQI (US)
202421AQI (US)
Highest AQI (US) recorded in
December48AQI (US)
Lowest AQI (US) recorded in
May9AQI (US)
202315AQI (US)
Highest AQI (US) recorded in
December24AQI (US)
Lowest AQI (US) recorded in
April10AQI (US)
202215AQI (US)
Highest AQI (US) recorded in
March22AQI (US)
Lowest AQI (US) recorded in
August10AQI (US)
202115AQI (US)
Highest AQI (US) recorded in
February23AQI (US)
Lowest AQI (US) recorded in
May8AQI (US)
202013AQI (US)
Highest AQI (US) recorded in
March22AQI (US)
Lowest AQI (US) recorded in
July10AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Zeltweg's annual 2026 AQI (US) (37) shows an average percentage change of 115.1% (worsened AQI (US)) compared to previous years: 2020 (13), 2021 (15), 2022 (15), 2023 (15), 2024 (21), 2025 (41).