Granollers, Granollers, Catalonia, 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
Granollers, Granollers, Catalonia, Spain
AQI Trends: Highest and Lowest
Same Day Analysis (6th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 25 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Feb - 6th Feb 2026
Granollers, Granollers, Catalonia, Spain
8 AM5th Feb 2026
5 PM
7 AM6th Feb 2026
72AQI
19AQI
64AQI
12AQI
In the last 24 hours,
Granollers's AQI reached its highest point of 72 at 1 PM during the Day, while the lowest point, 12, was recorded at 12 AM during the Night between 5th Feb and 6th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Granollers, Granollers, Catalonia, Spain
6°C3/10°C
10°C6/13°C
6°C3/11°C
5°C3/9°C
8°C4/13°C
10°C8/14°C
10°C7/14°C
9°C7/11°C
7°C5/10°C
7°C6/10°C
9°C7/12°C
9°C7/10°C
8°C7/8°C
10°C8/13°C
10°C8/12°C
9°C5/13°C
6°C3/7°C
6°C1/12°C
7°C3/12°C
10°C6/14°C
7°C4/9°C
7°C2/12°C
9°C5/14°C
9°C6/14°C
8°C5/13°C
9°C6/13°C
9°C5/13°C
7°C4/10°C
8°C5/11°C
11°C7/15°C
41AQI
35AQI
44AQI
36AQI
2026 Days Vs Air Quality
Granollers, Granollers, Catalonia, Spain
70%
26
30%
11
Total number of days with different AQI categories in last 38 days in 2026 (327 days remaining)
Under WHO’s Safe Air Quality Limits: 70%
Health Risk Level:
Low
In 2026, 70% of 38 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
Granollers, Granollers, Catalonia, Spain
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
66AQI (US)
54AQI (US)
62AQI (US)
57AQI (US)
39AQI (US)
40AQI (US)
28AQI (US)
28AQI (US)
23AQI (US)
13AQI (US)
36AQI (US)
55AQI (US)
70AQI (US)
86AQI (US)
86AQI (US)
76AQI (US)
52AQI (US)
26AQI (US)
24AQI (US)
22AQI (US)
40AQI (US)
36AQI (US)
37AQI (US)
31AQI (US)
26AQI (US)
19AQI (US)
40AQI (US)
25AQI (US)
13AQI (US)
30AQI (US)
40AQI (US)
33AQI (US)
65AQI (US)
44AQI (US)
41AQI (US)
34AQI (US)
25AQI (US)
41AQI (US)
40AQI (US)
No. of days
202641AQI (US)
Highest AQI (US) recorded in
January41AQI (US)
Lowest AQI (US) recorded in
February40AQI (US)
202549AQI (US)
Highest AQI (US) recorded in
February69AQI (US)
Lowest AQI (US) recorded in
September32AQI (US)
202448AQI (US)
Highest AQI (US) recorded in
January74AQI (US)
Lowest AQI (US) recorded in
September35AQI (US)
202356AQI (US)
Highest AQI (US) recorded in
February84AQI (US)
Lowest AQI (US) recorded in
April45AQI (US)
202241AQI (US)
Highest AQI (US) recorded in
December75AQI (US)
Lowest AQI (US) recorded in
August27AQI (US)
202127AQI (US)
Highest AQI (US) recorded in
June30AQI (US)
Lowest AQI (US) recorded in
November23AQI (US)
202026AQI (US)
Highest AQI (US) recorded in
April29AQI (US)
Lowest AQI (US) recorded in
December22AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Granollers's annual 2026 AQI (US) (41) shows an average percentage change of 8.8% (worsened AQI (US)) compared to previous years: 2020 (26), 2021 (27), 2022 (41), 2023 (56), 2024 (48), 2025 (49).