Graz, Steiermark, Austria Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Graz, Steiermark, Austria
AQI Trends: Highest and Lowest
Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 32 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Graz, Steiermark, Austria
5 AM2nd Jul 2025
8 PM
4 AM3rd Jul 2025
36AQI
31AQI
37AQI
32AQI
In the last 24 hours,
Graz's AQI reached its highest point of 37 at 3 AM during the Night, while the lowest point, 31, was recorded at 6 PM during the Day between 2nd Jul and 3rd Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Graz, Steiermark, Austria
16°C14/20°C
20°C12/30°C
21°C14/29°C
20°C13/28°C
20°C15/28°C
15°C12/19°C
13°C10/19°C
17°C9/25°C
19°C12/27°C
18°C11/25°C
19°C12/27°C
21°C14/28°C
21°C14/30°C
18°C13/22°C
18°C11/26°C
20°C12/28°C
23°C15/32°C
19°C14/25°C
18°C11/25°C
20°C12/29°C
23°C15/34°C
22°C15/30°C
24°C16/33°C
24°C17/35°C
21°C16/29°C
22°C16/30°C
25°C17/33°C
26°C19/33°C
24°C17/31°C
24°C16/32°C
0°C0/0°C
36AQI
36AQI
36AQI
36AQI
2025 Days Vs Air Quality
Graz, Steiermark, Austria
62%
114
38%
69
Total number of days with different AQI categories in last 184 days in 2025 (181 days remaining)
Under WHO’s Safe Air Quality Limits: 62%
Health Risk Level:
Moderate
In 2025, 62% of 184 days were within WHO’s safe air quality limits, and 38% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Graz, Steiermark, Austria
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
79AQI
71AQI
65AQI
63AQI
63AQI
60AQI
57AQI
55AQI
53AQI
47AQI
48AQI
46AQI
47AQI
54AQI
59AQI
60AQI
60AQI
61AQI
64AQI
63AQI
66AQI
65AQI
63AQI
63AQI
62AQI
61AQI
57AQI
54AQI
51AQI
54AQI
53AQI
52AQI
54AQI
54AQI
58AQI
62AQI
60AQI
61AQI
71AQI
73AQI
78AQI
78AQI
81AQI
84AQI
75AQI
72AQI
68AQI
68AQI
68AQI
69AQI
73AQI
78AQI
82AQI
88AQI
87AQI
80AQI
76AQI
68AQI
62AQI
54AQI
53AQI
55AQI
56AQI
57AQI
58AQI
57AQI
58AQI
61AQI
59AQI
55AQI
52AQI
48AQI
47AQI
43AQI
40AQI
38AQI
37AQI
42AQI
47AQI
51AQI
51AQI
46AQI
44AQI
43AQI
44AQI
43AQI
44AQI
42AQI
38AQI
34AQI
34AQI
38AQI
39AQI
40AQI
39AQI
34AQI
30AQI
29AQI
31AQI
33AQI
35AQI
37AQI
38AQI
36AQI
33AQI
35AQI
38AQI
32AQI
29AQI
33AQI
37AQI
37AQI
35AQI
33AQI
26AQI
26AQI
27AQI
29AQI
31AQI
31AQI
32AQI
34AQI
38AQI
34AQI
31AQI
29AQI
31AQI
33AQI
33AQI
31AQI
30AQI
30AQI
30AQI
31AQI
33AQI
27AQI
25AQI
23AQI
24AQI
27AQI
30AQI
32AQI
27AQI
27AQI
26AQI
25AQI
24AQI
23AQI
20AQI
22AQI
24AQI
28AQI
29AQI
27AQI
29AQI
28AQI
29AQI
31AQI
27AQI
30AQI
37AQI
49AQI
47AQI
49AQI
45AQI
46AQI
43AQI
39AQI
40AQI
42AQI
40AQI
37AQI
35AQI
38AQI
37AQI
37AQI
38AQI
34AQI
31AQI
30AQI
32AQI
31AQI
32AQI
59AQI
71AQI
48AQI
34AQI
29AQI
36AQI
32AQI
No. of days
202546AQI
Highest AQI recorded in
February71AQI
Lowest AQI recorded in
May29AQI
202428AQI
Highest AQI recorded in
November59AQI
Lowest AQI recorded in
May15AQI
202320AQI
Highest AQI recorded in
December31AQI
Lowest AQI recorded in
July14AQI
202221AQI
Highest AQI recorded in
December28AQI
Lowest AQI recorded in
August12AQI
202119AQI
Highest AQI recorded in
February30AQI
Lowest AQI recorded in
May10AQI
202017AQI
Highest AQI recorded in
March25AQI
Lowest AQI recorded in
June11AQI
Most & Least Polluted Years Over the Last 6 Years
Graz's annual 2025 AQI (46) shows an average percentage change of 123.5% (worsened AQI) compared to previous years: 2020 (17), 2021 (19), 2022 (21), 2023 (20), 2024 (28).