Hartberg, Steiermark, Austria Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Hartberg, Steiermark, Austria
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 25 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Hartberg, Steiermark, Austria
5 AM1st Aug 2025
8 PM
4 AM2nd Aug 2025
39AQI
19AQI
25AQI
19AQI
In the last 24 hours,
Hartberg's AQI reached its highest point of 39 at 5 PM during the Day, while the lowest point, 19, was recorded at 2 AM during the Night between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hartberg, Steiermark, Austria
23°C17/30°C
19°C14/23°C
19°C13/25°C
21°C15/27°C
14°C11/16°C
11°C9/13°C
13°C10/16°C
13°C9/17°C
13°C9/17°C
15°C9/20°C
19°C12/25°C
19°C14/25°C
19°C14/25°C
16°C12/20°C
14°C12/18°C
15°C12/21°C
19°C13/24°C
21°C16/26°C
20°C12/27°C
18°C13/23°C
20°C17/24°C
20°C14/25°C
16°C13/20°C
15°C13/17°C
15°C12/18°C
16°C12/21°C
14°C10/18°C
15°C9/20°C
15°C12/20°C
15°C12/20°C
--°C/°C
25AQI
25AQI
25AQI
25AQI
2025 Days Vs Air Quality
Hartberg, Steiermark, Austria
81%
172
19%
41
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 81%
Health Risk Level:
Low
In 2025, 81% of 214 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
Hartberg, Steiermark, Austria
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
69AQI
65AQI
60AQI
59AQI
59AQI
56AQI
52AQI
46AQI
43AQI
38AQI
34AQI
31AQI
32AQI
41AQI
50AQI
53AQI
55AQI
56AQI
57AQI
56AQI
58AQI
58AQI
56AQI
56AQI
55AQI
52AQI
50AQI
48AQI
43AQI
45AQI
44AQI
45AQI
52AQI
51AQI
55AQI
58AQI
56AQI
59AQI
62AQI
62AQI
63AQI
64AQI
65AQI
64AQI
58AQI
58AQI
49AQI
51AQI
51AQI
50AQI
51AQI
51AQI
54AQI
59AQI
60AQI
57AQI
56AQI
50AQI
44AQI
50AQI
48AQI
47AQI
42AQI
40AQI
40AQI
39AQI
41AQI
46AQI
40AQI
36AQI
33AQI
33AQI
34AQI
33AQI
33AQI
34AQI
34AQI
40AQI
45AQI
48AQI
49AQI
46AQI
42AQI
41AQI
43AQI
44AQI
47AQI
44AQI
41AQI
35AQI
36AQI
43AQI
44AQI
41AQI
38AQI
34AQI
28AQI
27AQI
29AQI
30AQI
32AQI
33AQI
34AQI
32AQI
28AQI
28AQI
30AQI
25AQI
22AQI
26AQI
27AQI
27AQI
26AQI
27AQI
23AQI
23AQI
24AQI
26AQI
28AQI
29AQI
30AQI
32AQI
35AQI
31AQI
27AQI
26AQI
29AQI
31AQI
29AQI
27AQI
25AQI
25AQI
26AQI
27AQI
26AQI
22AQI
21AQI
20AQI
19AQI
23AQI
24AQI
25AQI
23AQI
22AQI
22AQI
21AQI
21AQI
22AQI
17AQI
19AQI
21AQI
22AQI
24AQI
24AQI
24AQI
22AQI
22AQI
20AQI
21AQI
26AQI
32AQI
43AQI
43AQI
43AQI
40AQI
40AQI
38AQI
35AQI
35AQI
38AQI
36AQI
33AQI
32AQI
34AQI
33AQI
32AQI
33AQI
30AQI
28AQI
27AQI
28AQI
28AQI
29AQI
31AQI
33AQI
34AQI
34AQI
31AQI
25AQI
23AQI
22AQI
22AQI
23AQI
23AQI
24AQI
23AQI
26AQI
22AQI
22AQI
23AQI
25AQI
29AQI
23AQI
21AQI
23AQI
23AQI
25AQI
25AQI
24AQI
22AQI
22AQI
24AQI
25AQI
51AQI
56AQI
41AQI
30AQI
25AQI
31AQI
25AQI
25AQI
No. of days
202537AQI
Highest AQI recorded in
February56AQI
Lowest AQI recorded in
May25AQI
202420AQI
Highest AQI recorded in
December49AQI
Lowest AQI recorded in
May9AQI
202311AQI
Highest AQI recorded in
March14AQI
Lowest AQI recorded in
November9AQI
202213AQI
Highest AQI recorded in
March23AQI
Lowest AQI recorded in
September7AQI
202113AQI
Highest AQI recorded in
February22AQI
Lowest AQI recorded in
May6AQI
202014AQI
Highest AQI recorded in
March24AQI
Lowest AQI recorded in
June10AQI
Most & Least Polluted Years Over the Last 6 Years
Hartberg's annual 2025 AQI (37) shows an average percentage change of 164.7% (worsened AQI) compared to previous years: 2020 (14), 2021 (13), 2022 (13), 2023 (11), 2024 (20).