Easo, Donostia, Basque Country, 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
Easo, Donostia, Basque Country, Spain
AQI Trends: Highest and Lowest
Same Day Analysis (9th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 29 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 9th Aug - 10th Aug 2025
Easo, Donostia, Basque Country, Spain
6 AM9th Aug 2025
9 PM
5 AM10th Aug 2025
35AQI
24AQI
44AQI
25AQI
In the last 24 hours,
Easo's AQI reached its highest point of 44 at 3 AM during the Night, while the lowest point, 24, was recorded at 8 AM during the Day between 9th Aug and 10th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Easo, Donostia, Basque Country, Spain
20°C15/26°C
20°C15/25°C
19°C15/25°C
19°C16/23°C
18°C14/23°C
20°C13/28°C
21°C15/28°C
20°C16/24°C
19°C16/23°C
19°C14/21°C
18°C14/22°C
19°C13/25°C
17°C14/21°C
17°C14/21°C
17°C14/20°C
18°C14/22°C
18°C14/23°C
18°C15/21°C
18°C15/21°C
18°C15/22°C
18°C15/23°C
19°C15/23°C
19°C16/23°C
18°C14/24°C
20°C13/31°C
19°C14/24°C
20°C15/26°C
21°C15/27°C
20°C15/27°C
20°C15/26°C
--°C/°C
36AQI
33AQI
33AQI
33AQI
2025 Days Vs Air Quality
Easo, Donostia, Basque Country, Spain
86%
190
14%
31
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2025, 86% of 222 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
Easo, Donostia, Basque Country, Spain
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
49AQI
25AQI
26AQI
25AQI
22AQI
22AQI
21AQI
21AQI
25AQI
23AQI
34AQI
27AQI
40AQI
48AQI
59AQI
59AQI
58AQI
56AQI
39AQI
34AQI
31AQI
26AQI
28AQI
22AQI
20AQI
21AQI
37AQI
25AQI
23AQI
30AQI
31AQI
27AQI
31AQI
31AQI
44AQI
54AQI
58AQI
49AQI
34AQI
32AQI
34AQI
38AQI
30AQI
32AQI
36AQI
39AQI
40AQI
42AQI
53AQI
53AQI
51AQI
50AQI
29AQI
31AQI
27AQI
27AQI
28AQI
37AQI
44AQI
38AQI
36AQI
52AQI
54AQI
57AQI
37AQI
25AQI
24AQI
26AQI
25AQI
24AQI
26AQI
25AQI
29AQI
29AQI
35AQI
37AQI
21AQI
19AQI
40AQI
44AQI
16AQI
24AQI
29AQI
36AQI
52AQI
58AQI
30AQI
28AQI
29AQI
33AQI
38AQI
37AQI
19AQI
24AQI
17AQI
21AQI
23AQI
54AQI
65AQI
53AQI
41AQI
34AQI
38AQI
36AQI
22AQI
20AQI
20AQI
22AQI
17AQI
16AQI
22AQI
20AQI
27AQI
22AQI
31AQI
24AQI
31AQI
46AQI
24AQI
20AQI
28AQI
50AQI
37AQI
27AQI
24AQI
21AQI
28AQI
36AQI
44AQI
31AQI
26AQI
28AQI
28AQI
27AQI
25AQI
44AQI
51AQI
48AQI
39AQI
34AQI
37AQI
27AQI
29AQI
32AQI
32AQI
25AQI
30AQI
35AQI
37AQI
45AQI
41AQI
23AQI
28AQI
45AQI
31AQI
25AQI
23AQI
22AQI
43AQI
61AQI
64AQI
63AQI
57AQI
64AQI
50AQI
33AQI
35AQI
43AQI
47AQI
57AQI
58AQI
55AQI
54AQI
48AQI
53AQI
53AQI
44AQI
35AQI
36AQI
35AQI
40AQI
51AQI
32AQI
32AQI
36AQI
40AQI
30AQI
24AQI
26AQI
28AQI
33AQI
42AQI
45AQI
42AQI
38AQI
34AQI
45AQI
51AQI
36AQI
29AQI
25AQI
24AQI
23AQI
22AQI
19AQI
39AQI
50AQI
46AQI
29AQI
27AQI
24AQI
21AQI
26AQI
25AQI
28AQI
31AQI
35AQI
31AQI
37AQI
34AQI
29AQI
32AQI
39AQI
33AQI
29AQI
34AQI
44AQI
34AQI
31AQI
No. of days
202535AQI
Highest AQI recorded in
June44AQI
Lowest AQI recorded in
April29AQI
202431AQI
Highest AQI recorded in
December39AQI
Lowest AQI recorded in
March25AQI
202334AQI
Highest AQI recorded in
February55AQI
Lowest AQI recorded in
December24AQI
202240AQI
Highest AQI recorded in
February50AQI
Lowest AQI recorded in
November28AQI
202138AQI
Highest AQI recorded in
March51AQI
Lowest AQI recorded in
August31AQI
202031AQI
Highest AQI recorded in
March51AQI
Lowest AQI recorded in
December25AQI
Most & Least Polluted Years Over the Last 6 Years
Easo's annual 2025 AQI (35) shows an average percentage change of 0.3% (worsened AQI) compared to previous years: 2020 (31), 2021 (38), 2022 (40), 2023 (34), 2024 (31).