Steyr, Oberosterreich, 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
Steyr, Oberosterreich, Austria
AQI Trends: Highest and Lowest
Same Day Analysis (29th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 49 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 28th Sep - 29th Sep 2026
Steyr, Oberosterreich, Austria
6 AM28th Sep 2026
7 PM
5 AM29th Sep 2026
54AQI
29AQI
57AQI
48AQI
In the last 24 hours,
Steyr's AQI reached its highest point of 57 at 11 PM during the Night, while the lowest point, 29, was recorded at 6 AM during the Day between 28th Sep and 29th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Steyr, Oberosterreich, Austria
18°C15/23°C
18°C15/22°C
19°C15/22°C
18°C15/22°C
21°C16/27°C
18°C13/21°C
17°C13/21°C
19°C13/24°C
22°C17/29°C
17°C11/23°C
12°C9/15°C
13°C10/17°C
14°C10/19°C
15°C13/18°C
14°C13/16°C
16°C13/21°C
18°C13/24°C
13°C11/17°C
15°C12/18°C
15°C12/19°C
17°C13/21°C
12°C10/15°C
10°C8/12°C
11°C7/15°C
10°C8/12°C
11°C7/14°C
13°C8/18°C
14°C10/19°C
15°C11/20°C
16°C11/22°C
33AQI
27AQI
30AQI
28AQI
2026 Days Vs Air Quality
Steyr, Oberosterreich, Austria
80%
216
20%
53
Total number of days with different AQI categories in last 272 days in 2026 (93 days remaining)
Under WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2026, 80% of 272 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
Steyr, Oberosterreich, Austria
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI (US)
21AQI (US)
16AQI (US)
18AQI (US)
42AQI (US)
56AQI (US)
68AQI (US)
55AQI (US)
72AQI (US)
64AQI (US)
35AQI (US)
48AQI (US)
72AQI (US)
54AQI (US)
51AQI (US)
55AQI (US)
46AQI (US)
35AQI (US)
36AQI (US)
53AQI (US)
60AQI (US)
80AQI (US)
94AQI (US)
78AQI (US)
76AQI (US)
64AQI (US)
24AQI (US)
45AQI (US)
70AQI (US)
71AQI (US)
72AQI (US)
87AQI (US)
93AQI (US)
70AQI (US)
54AQI (US)
54AQI (US)
50AQI (US)
63AQI (US)
58AQI (US)
73AQI (US)
64AQI (US)
54AQI (US)
17AQI (US)
18AQI (US)
38AQI (US)
36AQI (US)
50AQI (US)
18AQI (US)
14AQI (US)
30AQI (US)
64AQI (US)
58AQI (US)
18AQI (US)
12AQI (US)
26AQI (US)
52AQI (US)
55AQI (US)
53AQI (US)
60AQI (US)
54AQI (US)
34AQI (US)
62AQI (US)
74AQI (US)
69AQI (US)
59AQI (US)
72AQI (US)
68AQI (US)
60AQI (US)
66AQI (US)
56AQI (US)
32AQI (US)
42AQI (US)
36AQI (US)
21AQI (US)
34AQI (US)
24AQI (US)
55AQI (US)
56AQI (US)
52AQI (US)
66AQI (US)
54AQI (US)
50AQI (US)
66AQI (US)
53AQI (US)
16AQI (US)
20AQI (US)
28AQI (US)
32AQI (US)
14AQI (US)
16AQI (US)
28AQI (US)
42AQI (US)
42AQI (US)
23AQI (US)
26AQI (US)
16AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
42AQI (US)
28AQI (US)
39AQI (US)
50AQI (US)
54AQI (US)
29AQI (US)
48AQI (US)
31AQI (US)
33AQI (US)
10AQI (US)
16AQI (US)
19AQI (US)
16AQI (US)
24AQI (US)
24AQI (US)
19AQI (US)
18AQI (US)
14AQI (US)
21AQI (US)
24AQI (US)
16AQI (US)
16AQI (US)
22AQI (US)
28AQI (US)
26AQI (US)
12AQI (US)
17AQI (US)
33AQI (US)
22AQI (US)
20AQI (US)
17AQI (US)
17AQI (US)
25AQI (US)
38AQI (US)
42AQI (US)
30AQI (US)
32AQI (US)
34AQI (US)
41AQI (US)
33AQI (US)
34AQI (US)
42AQI (US)
50AQI (US)
45AQI (US)
26AQI (US)
16AQI (US)
18AQI (US)
18AQI (US)
25AQI (US)
20AQI (US)
23AQI (US)
16AQI (US)
15AQI (US)
14AQI (US)
18AQI (US)
16AQI (US)
19AQI (US)
17AQI (US)
20AQI (US)
15AQI (US)
17AQI (US)
20AQI (US)
20AQI (US)
19AQI (US)
23AQI (US)
24AQI (US)
24AQI (US)
23AQI (US)
26AQI (US)
25AQI (US)
33AQI (US)
24AQI (US)
24AQI (US)
30AQI (US)
39AQI (US)
44AQI (US)
41AQI (US)
28AQI (US)
28AQI (US)
28AQI (US)
16AQI (US)
18AQI (US)
16AQI (US)
20AQI (US)
14AQI (US)
13AQI (US)
19AQI (US)
22AQI (US)
18AQI (US)
23AQI (US)
18AQI (US)
22AQI (US)
27AQI (US)
27AQI (US)
22AQI (US)
26AQI (US)
25AQI (US)
28AQI (US)
28AQI (US)
26AQI (US)
28AQI (US)
26AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
31AQI (US)
25AQI (US)
28AQI (US)
32AQI (US)
47AQI (US)
38AQI (US)
44AQI (US)
36AQI (US)
38AQI (US)
38AQI (US)
26AQI (US)
28AQI (US)
24AQI (US)
28AQI (US)
28AQI (US)
22AQI (US)
31AQI (US)
28AQI (US)
29AQI (US)
26AQI (US)
28AQI (US)
38AQI (US)
40AQI (US)
26AQI (US)
25AQI (US)
30AQI (US)
20AQI (US)
20AQI (US)
24AQI (US)
28AQI (US)
38AQI (US)
26AQI (US)
38AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
28AQI (US)
26AQI (US)
28AQI (US)
28AQI (US)
24AQI (US)
28AQI (US)
36AQI (US)
32AQI (US)
27AQI (US)
31AQI (US)
32AQI (US)
30AQI (US)
28AQI (US)
29AQI (US)
30AQI (US)
28AQI (US)
30AQI (US)
28AQI (US)
28AQI (US)
26AQI (US)
25AQI (US)
26AQI (US)
32AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
42AQI (US)
49AQI (US)
53AQI (US)
48AQI (US)
46AQI (US)
28AQI (US)
27AQI (US)
24AQI (US)
24AQI (US)
30AQI (US)
30AQI (US)
No. of days
202634AQI (US)
Highest AQI (US) recorded in
January53AQI (US)
Lowest AQI (US) recorded in
July24AQI (US)
202536AQI (US)
Highest AQI (US) recorded in
February55AQI (US)
Lowest AQI (US) recorded in
May23AQI (US)
202426AQI (US)
Highest AQI (US) recorded in
November38AQI (US)
Lowest AQI (US) recorded in
May16AQI (US)
202323AQI (US)
Highest AQI (US) recorded in
March30AQI (US)
Lowest AQI (US) recorded in
November13AQI (US)
202228AQI (US)
Highest AQI (US) recorded in
March49AQI (US)
Lowest AQI (US) recorded in
September18AQI (US)
202129AQI (US)
Highest AQI (US) recorded in
February39AQI (US)
Lowest AQI (US) recorded in
May15AQI (US)
202026AQI (US)
Highest AQI (US) recorded in
March52AQI (US)
Lowest AQI (US) recorded in
June16AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Steyr's annual 2026 AQI (US) (34) shows an average percentage change of 23.7% (worsened AQI (US)) compared to previous years: 2020 (26), 2021 (29), 2022 (28), 2023 (23), 2024 (26), 2025 (36).