R de Dom Manuel da ConceiCao Santos, Evora, Evora, Portugal Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
March Air Quality Analysis
R de Dom Manuel da ConceiCao Santos, Evora, Evora, Portugal
AQI Trends: Highest and Lowest
Same Day Analysis (12th March):
On this day, AQI across the 4 years varied significantly: 2026 ranks 1st highest AQI at 41 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Mar - 12th Mar 2026
R de Dom Manuel da ConceiCao Santos, Evora, Evora, Portugal
7 AM11th Mar 2026
6 PM
6 AM12th Mar 2026
47AQI
24AQI
66AQI
36AQI
In the last 24 hours,
R de Dom Manuel da ConceiCao Santos's AQI reached its highest point of 66 at 1 AM during the Night, while the lowest point, 24, was recorded at 1 PM during the Day between 11th Mar and 12th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
R de Dom Manuel da ConceiCao Santos, Evora, Evora, Portugal
15°C14/17°C
13°C10/16°C
11°C8/12°C
8°C6/12°C
9°C6/13°C
11°C7/15°C
10°C8/13°C
9°C6/13°C
8°C5/13°C
9°C4/15°C
11°C7/18°C
13°C8/20°C
13°C9/20°C
13°C8/20°C
13°C10/18°C
14°C9/21°C
12°C7/16°C
9°C4/15°C
11°C6/18°C
11°C7/15°C
12°C8/17°C
13°C10/18°C
10°C7/15°C
8°C5/9°C
9°C6/14°C
10°C5/15°C
7°C5/10°C
8°C4/12°C
11°C5/17°C
13°C8/19°C
51AQI
32AQI
64AQI
35AQI
2026 Days Vs Air Quality
R de Dom Manuel da ConceiCao Santos, Evora, Evora, Portugal
86%
61
14%
10
Total number of days with different AQI categories in last 72 days in 2026 (293 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 72 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
R de Dom Manuel da ConceiCao Santos, Evora, Evora, Portugal
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
22AQI (US)
14AQI (US)
12AQI (US)
17AQI (US)
25AQI (US)
24AQI (US)
27AQI (US)
58AQI (US)
23AQI (US)
21AQI (US)
44AQI (US)
18AQI (US)
17AQI (US)
20AQI (US)
14AQI (US)
12AQI (US)
17AQI (US)
16AQI (US)
16AQI (US)
17AQI (US)
13AQI (US)
46AQI (US)
68AQI (US)
46AQI (US)
52AQI (US)
49AQI (US)
40AQI (US)
44AQI (US)
48AQI (US)
62AQI (US)
48AQI (US)
49AQI (US)
52AQI (US)
50AQI (US)
45AQI (US)
53AQI (US)
46AQI (US)
43AQI (US)
48AQI (US)
51AQI (US)
44AQI (US)
42AQI (US)
40AQI (US)
49AQI (US)
52AQI (US)
42AQI (US)
45AQI (US)
45AQI (US)
44AQI (US)
46AQI (US)
38AQI (US)
38AQI (US)
37AQI (US)
40AQI (US)
51AQI (US)
44AQI (US)
35AQI (US)
37AQI (US)
30AQI (US)
40AQI (US)
55AQI (US)
49AQI (US)
46AQI (US)
41AQI (US)
31AQI (US)
43AQI (US)
40AQI (US)
39AQI (US)
30AQI (US)
43AQI (US)
41AQI (US)
31AQI (US)
44AQI (US)
42AQI (US)
No. of days
202638AQI (US)
Highest AQI (US) recorded in
February44AQI (US)
Lowest AQI (US) recorded in
January31AQI (US)
202533AQI (US)
Highest AQI (US) recorded in
August44AQI (US)
Lowest AQI (US) recorded in
May22AQI (US)
202423AQI (US)
Highest AQI (US) recorded in
December48AQI (US)
Lowest AQI (US) recorded in
September11AQI (US)
202310AQI (US)
Highest AQI (US) recorded in
February13AQI (US)
Lowest AQI (US) recorded in
April7AQI (US)
20229AQI (US)
Highest AQI (US) recorded in
October14AQI (US)
Lowest AQI (US) recorded in
November8AQI (US)
Most & Least Polluted Years Over the Last 5 Years
R de Dom Manuel da ConceiCao Santos's annual 2026 AQI (US) (38) shows an average percentage change of 170.9% (worsened AQI (US)) compared to previous years: 2022 (9), 2023 (10), 2024 (23), 2025 (33).