Mazarredo, Bilbao, Basque Country, Spain Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
February Air Quality Analysis
Mazarredo, Bilbao, Basque Country, Spain
AQI Trends: Highest and Lowest
Same Day Analysis (15th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 17 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 14th Feb - 15th Feb 2026
Mazarredo, Bilbao, Basque Country, Spain
8 AM14th Feb 2026
6 PM
7 AM15th Feb 2026
38AQI
14AQI
51AQI
8AQI
In the last 24 hours,
Mazarredo's AQI reached its highest point of 51 at 9 PM during the Night, while the lowest point, 8, was recorded at 7 AM during the Night between 14th Feb and 15th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Mazarredo, Bilbao, Basque Country, Spain
5°C3/6°C
5°C4/8°C
7°C4/11°C
8°C5/12°C
11°C8/13°C
9°C7/12°C
8°C6/11°C
6°C3/10°C
7°C5/10°C
8°C5/11°C
10°C5/13°C
6°C3/10°C
10°C6/15°C
9°C5/13°C
7°C5/11°C
8°C6/11°C
10°C8/15°C
9°C7/12°C
10°C7/15°C
11°C10/14°C
11°C8/15°C
10°C8/14°C
9°C6/12°C
10°C6/15°C
13°C11/18°C
13°C9/17°C
12°C10/15°C
9°C7/11°C
9°C7/9°C
9°C5/14°C
28AQI
21AQI
36AQI
25AQI
2026 Days Vs Air Quality
Mazarredo, Bilbao, Basque Country, Spain
100%
46
Total number of days with different AQI categories in last 47 days in 2026 (318 days remaining)
Under WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2026, 100% of 47 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Mazarredo, Bilbao, Basque Country, Spain
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
40AQI (US)
28AQI (US)
25AQI (US)
20AQI (US)
27AQI (US)
21AQI (US)
21AQI (US)
19AQI (US)
14AQI (US)
15AQI (US)
25AQI (US)
8AQI (US)
17AQI (US)
19AQI (US)
22AQI (US)
14AQI (US)
40AQI (US)
18AQI (US)
21AQI (US)
26AQI (US)
12AQI (US)
30AQI (US)
40AQI (US)
29AQI (US)
37AQI (US)
37AQI (US)
30AQI (US)
10AQI (US)
21AQI (US)
22AQI (US)
12AQI (US)
24AQI (US)
9AQI (US)
22AQI (US)
21AQI (US)
38AQI (US)
31AQI (US)
29AQI (US)
33AQI (US)
35AQI (US)
35AQI (US)
29AQI (US)
27AQI (US)
17AQI (US)
28AQI (US)
17AQI (US)
23AQI (US)
26AQI (US)
No. of days
202624AQI (US)
Highest AQI (US) recorded in
February26AQI (US)
Lowest AQI (US) recorded in
January23AQI (US)
202537AQI (US)
Highest AQI (US) recorded in
October49AQI (US)
Lowest AQI (US) recorded in
November29AQI (US)
202433AQI (US)
Highest AQI (US) recorded in
November40AQI (US)
Lowest AQI (US) recorded in
March24AQI (US)
202335AQI (US)
Highest AQI (US) recorded in
February51AQI (US)
Lowest AQI (US) recorded in
December23AQI (US)
202240AQI (US)
Highest AQI (US) recorded in
July56AQI (US)
Lowest AQI (US) recorded in
November24AQI (US)
202139AQI (US)
Highest AQI (US) recorded in
March51AQI (US)
Lowest AQI (US) recorded in
December29AQI (US)
202035AQI (US)
Highest AQI (US) recorded in
March52AQI (US)
Lowest AQI (US) recorded in
December24AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Mazarredo's annual 2026 AQI (US) (24) shows an average percentage change of -33.1% (improved AQI (US)) compared to previous years: 2020 (35), 2021 (39), 2022 (40), 2023 (35), 2024 (33), 2025 (37).