Ourense, Galicia, Spain 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
Ourense, Galicia, Spain
AQI Trends: Highest and Lowest
Same Day Analysis (21st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 28 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 22nd Aug - 23rd Aug 2025
Ourense, Galicia, Spain
7 AM22nd Aug 2025
9 PM
6 AM23rd Aug 2025
43AQI
25AQI
33AQI
27AQI
In the last 24 hours,
Ourense's AQI reached its highest point of 43 at 5 PM during the Day, while the lowest point, undefined, was recorded at 6 AM during the Night between 22nd Aug and 23rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ourense, Galicia, Spain
18°C10/28°C
19°C7/32°C
21°C9/34°C
21°C11/32°C
20°C12/31°C
21°C13/32°C
22°C13/33°C
23°C14/35°C
22°C13/35°C
24°C14/37°C
26°C15/40°C
29°C20/39°C
25°C16/38°C
27°C17/39°C
27°C17/39°C
27°C16/39°C
27°C18/41°C
28°C18/41°C
28°C20/38°C
28°C19/39°C
27°C19/36°C
26°C15/38°C
28°C18/39°C
26°C17/37°C
24°C14/34°C
21°C14/30°C
19°C12/28°C
20°C13/28°C
20°C12/31°C
22°C13/34°C
--°C/°C
47AQI
45AQI
45AQI
43AQI
2025 Days Vs Air Quality
Ourense, Galicia, Spain
82%
191
18%
42
Total number of days with different AQI categories in last 235 days in 2025 (130 days remaining)
Under WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2025, 82% of 235 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
Ourense, Galicia, Spain
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
57AQI
61AQI
63AQI
55AQI
45AQI
38AQI
42AQI
36AQI
40AQI
40AQI
37AQI
42AQI
47AQI
59AQI
56AQI
66AQI
58AQI
61AQI
64AQI
48AQI
39AQI
41AQI
41AQI
41AQI
40AQI
36AQI
39AQI
41AQI
39AQI
44AQI
44AQI
53AQI
46AQI
44AQI
49AQI
57AQI
56AQI
50AQI
48AQI
56AQI
51AQI
48AQI
39AQI
43AQI
40AQI
45AQI
45AQI
48AQI
48AQI
56AQI
52AQI
45AQI
42AQI
42AQI
45AQI
38AQI
44AQI
50AQI
45AQI
45AQI
42AQI
44AQI
43AQI
51AQI
45AQI
40AQI
37AQI
36AQI
35AQI
39AQI
46AQI
41AQI
38AQI
43AQI
42AQI
40AQI
40AQI
37AQI
35AQI
36AQI
36AQI
36AQI
36AQI
42AQI
45AQI
56AQI
55AQI
42AQI
41AQI
44AQI
50AQI
54AQI
38AQI
35AQI
32AQI
35AQI
34AQI
42AQI
44AQI
45AQI
49AQI
45AQI
37AQI
32AQI
23AQI
28AQI
29AQI
25AQI
26AQI
34AQI
34AQI
33AQI
35AQI
33AQI
41AQI
34AQI
31AQI
33AQI
31AQI
41AQI
31AQI
35AQI
37AQI
34AQI
36AQI
37AQI
39AQI
42AQI
38AQI
38AQI
43AQI
36AQI
36AQI
36AQI
38AQI
35AQI
39AQI
42AQI
37AQI
42AQI
42AQI
39AQI
40AQI
39AQI
37AQI
37AQI
35AQI
38AQI
44AQI
50AQI
53AQI
37AQI
35AQI
38AQI
39AQI
37AQI
31AQI
35AQI
48AQI
56AQI
59AQI
60AQI
51AQI
42AQI
44AQI
45AQI
45AQI
45AQI
51AQI
53AQI
55AQI
52AQI
50AQI
49AQI
50AQI
49AQI
38AQI
32AQI
39AQI
43AQI
47AQI
50AQI
40AQI
39AQI
43AQI
43AQI
43AQI
36AQI
36AQI
40AQI
44AQI
43AQI
43AQI
38AQI
34AQI
42AQI
45AQI
49AQI
43AQI
39AQI
32AQI
31AQI
31AQI
35AQI
32AQI
39AQI
43AQI
46AQI
35AQI
35AQI
38AQI
31AQI
35AQI
36AQI
36AQI
44AQI
49AQI
43AQI
54AQI
55AQI
53AQI
55AQI
57AQI
59AQI
58AQI
55AQI
59AQI
59AQI
59AQI
56AQI
42AQI
32AQI
28AQI
47AQI
47AQI
42AQI
36AQI
39AQI
45AQI
39AQI
49AQI
No. of days
202543AQI
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
April36AQI
202444AQI
Highest AQI recorded in
February59AQI
Lowest AQI recorded in
July26AQI
202331AQI
Highest AQI recorded in
November52AQI
Lowest AQI recorded in
September19AQI
202242AQI
Highest AQI recorded in
January74AQI
Lowest AQI recorded in
October25AQI
202141AQI
Highest AQI recorded in
January59AQI
Lowest AQI recorded in
September25AQI
202033AQI
Highest AQI recorded in
March47AQI
Lowest AQI recorded in
August23AQI
Most & Least Polluted Years Over the Last 6 Years
Ourense's annual 2025 AQI (43) shows an average percentage change of 14.1% (worsened AQI) compared to previous years: 2020 (33), 2021 (41), 2022 (42), 2023 (31), 2024 (44).