Vigo, Galicia, Spain Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Vigo, Galicia, Spain
AQI Trends: Highest and Lowest
Same Day Analysis (18th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 77 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Oct - 19th Oct 2025
Vigo, Galicia, Spain
8 AM18th Oct 2025
8 PM
7 AM19th Oct 2025
76AQI
57AQI
84AQI
69AQI
In the last 24 hours,
Vigo's AQI reached its highest point of 84 at 2 AM during the Night, while the lowest point, 57, was recorded at 10 AM during the Day between 18th Oct and 19th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Vigo, Galicia, Spain
19°C17/24°C
16°C13/18°C
15°C12/17°C
14°C10/19°C
14°C10/20°C
15°C11/21°C
16°C12/22°C
16°C12/20°C
16°C12/23°C
19°C15/23°C
17°C13/23°C
17°C14/23°C
18°C15/23°C
17°C15/21°C
16°C14/19°C
16°C13/18°C
15°C10/23°C
17°C12/23°C
17°C14/21°C
16°C14/20°C
18°C14/24°C
17°C14/22°C
18°C14/23°C
18°C15/24°C
18°C16/22°C
18°C15/22°C
18°C15/23°C
17°C15/22°C
17°C14/21°C
18°C15/22°C
--°C/°C
51AQI
45AQI
55AQI
45AQI
2025 Days Vs Air Quality
Vigo, Galicia, Spain
82%
238
18%
53
Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)
Under WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2025, 82% of 292 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
Vigo, Galicia, Spain
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
63AQI
45AQI
51AQI
46AQI
35AQI
39AQI
37AQI
39AQI
51AQI
35AQI
25AQI
39AQI
57AQI
60AQI
71AQI
81AQI
75AQI
72AQI
59AQI
43AQI
37AQI
35AQI
40AQI
39AQI
37AQI
31AQI
32AQI
42AQI
48AQI
47AQI
44AQI
49AQI
38AQI
49AQI
65AQI
72AQI
75AQI
41AQI
49AQI
46AQI
35AQI
52AQI
45AQI
31AQI
37AQI
49AQI
40AQI
47AQI
61AQI
63AQI
51AQI
45AQI
42AQI
46AQI
36AQI
41AQI
45AQI
52AQI
43AQI
43AQI
37AQI
34AQI
39AQI
49AQI
53AQI
40AQI
32AQI
32AQI
28AQI
29AQI
37AQI
33AQI
22AQI
29AQI
29AQI
33AQI
42AQI
29AQI
31AQI
29AQI
22AQI
23AQI
24AQI
24AQI
35AQI
48AQI
44AQI
23AQI
23AQI
38AQI
48AQI
44AQI
23AQI
23AQI
19AQI
18AQI
24AQI
29AQI
38AQI
46AQI
53AQI
41AQI
30AQI
24AQI
16AQI
17AQI
18AQI
17AQI
22AQI
25AQI
25AQI
27AQI
27AQI
31AQI
31AQI
27AQI
26AQI
28AQI
25AQI
25AQI
22AQI
26AQI
28AQI
28AQI
30AQI
27AQI
29AQI
31AQI
30AQI
24AQI
33AQI
21AQI
24AQI
28AQI
28AQI
24AQI
33AQI
38AQI
23AQI
39AQI
17AQI
25AQI
26AQI
28AQI
25AQI
23AQI
28AQI
33AQI
33AQI
38AQI
45AQI
24AQI
24AQI
22AQI
24AQI
20AQI
19AQI
23AQI
29AQI
39AQI
58AQI
52AQI
42AQI
33AQI
33AQI
30AQI
41AQI
45AQI
51AQI
48AQI
48AQI
45AQI
43AQI
37AQI
42AQI
46AQI
34AQI
27AQI
27AQI
36AQI
42AQI
41AQI
33AQI
29AQI
35AQI
59AQI
60AQI
53AQI
56AQI
58AQI
52AQI
41AQI
37AQI
33AQI
27AQI
35AQI
42AQI
44AQI
34AQI
22AQI
19AQI
20AQI
21AQI
24AQI
24AQI
25AQI
35AQI
33AQI
26AQI
24AQI
23AQI
26AQI
36AQI
33AQI
34AQI
39AQI
44AQI
42AQI
53AQI
47AQI
42AQI
49AQI
46AQI
57AQI
56AQI
51AQI
55AQI
52AQI
54AQI
49AQI
31AQI
25AQI
24AQI
26AQI
34AQI
34AQI
32AQI
43AQI
39AQI
28AQI
26AQI
22AQI
22AQI
25AQI
25AQI
27AQI
28AQI
27AQI
29AQI
29AQI
26AQI
22AQI
22AQI
24AQI
27AQI
27AQI
24AQI
22AQI
28AQI
30AQI
41AQI
54AQI
53AQI
29AQI
25AQI
24AQI
23AQI
34AQI
39AQI
27AQI
25AQI
30AQI
29AQI
49AQI
61AQI
55AQI
43AQI
49AQI
54AQI
59AQI
56AQI
54AQI
54AQI
63AQI
59AQI
57AQI
62AQI
70AQI
77AQI
83AQI
77AQI
47AQI
48AQI
33AQI
28AQI
29AQI
36AQI
35AQI
40AQI
29AQI
60AQI
No. of days
202538AQI
Highest AQI recorded in
October60AQI
Lowest AQI recorded in
April28AQI
202449AQI
Highest AQI recorded in
February60AQI
Lowest AQI recorded in
August37AQI
202348AQI
Highest AQI recorded in
February58AQI
Lowest AQI recorded in
September40AQI
202243AQI
Highest AQI recorded in
January60AQI
Lowest AQI recorded in
August25AQI
202140AQI
Highest AQI recorded in
March50AQI
Lowest AQI recorded in
September31AQI
202036AQI
Highest AQI recorded in
March47AQI
Lowest AQI recorded in
August26AQI
Most & Least Polluted Years Over the Last 6 Years
Vigo's annual 2025 AQI (38) shows an average percentage change of -11.4% (improved AQI) compared to previous years: 2020 (36), 2021 (40), 2022 (43), 2023 (48), 2024 (49).