Zamora, Castille Leon, Spain Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Zamora, Castille Leon, Spain
AQI Trends: Highest and Lowest
Same Day Analysis (29th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 45 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 29th Sep - 30th Sep 2025
Zamora, Castille Leon, Spain
8 AM29th Sep 2025
8 PM
7 AM30th Sep 2025
48AQI
23AQI
72AQI
42AQI
In the last 24 hours,
Zamora's AQI reached its highest point of 72 at 1 AM during the Night, while the lowest point, 23, was recorded at 5 PM during the Day between 29th Sep and 30th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Zamora, Castille Leon, Spain
19°C14/24°C
17°C10/24°C
16°C11/23°C
19°C13/26°C
17°C11/26°C
19°C11/29°C
24°C16/33°C
20°C16/25°C
17°C11/25°C
16°C10/23°C
17°C13/22°C
19°C12/26°C
20°C14/26°C
20°C14/27°C
21°C14/30°C
22°C15/31°C
20°C11/30°C
24°C16/34°C
25°C16/35°C
26°C21/34°C
23°C17/29°C
14°C10/21°C
12°C6/19°C
13°C8/20°C
13°C7/19°C
14°C7/21°C
17°C9/26°C
18°C12/25°C
17°C13/21°C
17°C11/23°C
--°C/°C
34AQI
29AQI
35AQI
30AQI
2025 Days Vs Air Quality
Zamora, Castille Leon, Spain
86%
234
14%
38
Total number of days with different AQI categories in last 273 days in 2025 (92 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2025, 86% of 273 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
Zamora, Castille Leon, Spain
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
50AQI
52AQI
52AQI
48AQI
43AQI
33AQI
38AQI
50AQI
33AQI
37AQI
27AQI
29AQI
36AQI
41AQI
54AQI
61AQI
52AQI
51AQI
53AQI
48AQI
43AQI
36AQI
32AQI
32AQI
30AQI
29AQI
29AQI
30AQI
29AQI
27AQI
30AQI
33AQI
33AQI
28AQI
38AQI
41AQI
49AQI
48AQI
40AQI
36AQI
41AQI
42AQI
32AQI
33AQI
37AQI
40AQI
49AQI
40AQI
49AQI
53AQI
47AQI
46AQI
34AQI
32AQI
40AQI
33AQI
34AQI
40AQI
39AQI
33AQI
25AQI
25AQI
36AQI
31AQI
27AQI
29AQI
31AQI
30AQI
26AQI
27AQI
29AQI
27AQI
25AQI
27AQI
24AQI
26AQI
24AQI
25AQI
25AQI
19AQI
18AQI
19AQI
21AQI
24AQI
25AQI
28AQI
32AQI
35AQI
28AQI
27AQI
30AQI
33AQI
26AQI
25AQI
20AQI
20AQI
24AQI
30AQI
34AQI
37AQI
38AQI
36AQI
27AQI
23AQI
17AQI
15AQI
16AQI
17AQI
13AQI
14AQI
14AQI
19AQI
19AQI
20AQI
25AQI
21AQI
19AQI
26AQI
23AQI
24AQI
23AQI
27AQI
31AQI
28AQI
29AQI
25AQI
27AQI
28AQI
29AQI
25AQI
26AQI
25AQI
21AQI
21AQI
21AQI
23AQI
28AQI
29AQI
24AQI
26AQI
27AQI
26AQI
24AQI
28AQI
30AQI
30AQI
29AQI
34AQI
37AQI
43AQI
45AQI
48AQI
36AQI
33AQI
27AQI
23AQI
24AQI
25AQI
48AQI
55AQI
55AQI
55AQI
56AQI
48AQI
45AQI
40AQI
41AQI
50AQI
53AQI
54AQI
55AQI
53AQI
53AQI
52AQI
52AQI
47AQI
43AQI
41AQI
45AQI
47AQI
47AQI
49AQI
49AQI
50AQI
47AQI
47AQI
45AQI
37AQI
31AQI
31AQI
34AQI
37AQI
36AQI
34AQI
33AQI
33AQI
36AQI
41AQI
40AQI
35AQI
33AQI
30AQI
32AQI
31AQI
30AQI
29AQI
29AQI
32AQI
33AQI
29AQI
30AQI
32AQI
41AQI
47AQI
40AQI
42AQI
52AQI
49AQI
54AQI
56AQI
56AQI
57AQI
60AQI
64AQI
61AQI
59AQI
60AQI
62AQI
62AQI
69AQI
68AQI
61AQI
51AQI
38AQI
38AQI
49AQI
51AQI
56AQI
59AQI
46AQI
45AQI
28AQI
25AQI
25AQI
22AQI
26AQI
28AQI
31AQI
32AQI
35AQI
37AQI
29AQI
23AQI
24AQI
24AQI
29AQI
28AQI
32AQI
31AQI
37AQI
44AQI
47AQI
47AQI
43AQI
32AQI
26AQI
24AQI
29AQI
32AQI
29AQI
24AQI
45AQI
40AQI
40AQI
27AQI
24AQI
28AQI
45AQI
36AQI
52AQI
32AQI
No. of days
202536AQI
Highest AQI recorded in
August52AQI
Lowest AQI recorded in
April24AQI
202430AQI
Highest AQI recorded in
December46AQI
Lowest AQI recorded in
January19AQI
202326AQI
Highest AQI recorded in
May31AQI
Lowest AQI recorded in
December18AQI
202228AQI
Highest AQI recorded in
July39AQI
Lowest AQI recorded in
December18AQI
202126AQI
Highest AQI recorded in
August31AQI
Lowest AQI recorded in
November18AQI
202026AQI
Highest AQI recorded in
May33AQI
Lowest AQI recorded in
November18AQI
Most & Least Polluted Years Over the Last 6 Years
Zamora's annual 2025 AQI (36) shows an average percentage change of 32.7% (worsened AQI) compared to previous years: 2020 (26), 2021 (26), 2022 (28), 2023 (26), 2024 (30).