Paasos De Ferreira, Pacos De Ferreira, Porto, 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
Paasos De Ferreira, Pacos De Ferreira, Porto, Portugal
AQI Trends: Highest and Lowest
Same Day Analysis (7th March):
On this day, AQI across the 4 years varied significantly: 2026 ranks 1st highest AQI at 32 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 6th Mar - 7th Mar 2026
Paasos De Ferreira, Pacos De Ferreira, Porto, Portugal
7 AM6th Mar 2026
6 PM
6 AM7th Mar 2026
23AQI
12AQI
27AQI
12AQI
In the last 24 hours,
Paasos De Ferreira's AQI reached its highest point of 27 at 5 AM during the Night, while the lowest point, 12, was recorded at 7 PM during the Night between 6th Mar and 7th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Paasos De Ferreira, Pacos De Ferreira, Porto, Portugal
8°C6/10°C
7°C5/12°C
8°C4/12°C
13°C9/14°C
14°C13/14°C
13°C11/14°C
10°C7/14°C
9°C6/10°C
8°C5/12°C
10°C6/12°C
12°C11/12°C
12°C10/13°C
10°C7/12°C
7°C4/12°C
8°C3/14°C
10°C5/18°C
11°C6/20°C
13°C7/21°C
13°C8/20°C
12°C9/14°C
12°C7/19°C
9°C5/12°C
8°C2/15°C
10°C5/18°C
11°C7/15°C
12°C7/19°C
13°C7/20°C
9°C7/14°C
8°C5/13°C
9°C3/15°C
39AQI
33AQI
48AQI
36AQI
2026 Days Vs Air Quality
Paasos De Ferreira, Pacos De Ferreira, Porto, Portugal
88%
58
12%
8
Total number of days with different AQI categories in last 67 days in 2026 (298 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2026, 88% of 67 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
Paasos De Ferreira, Pacos De Ferreira, Porto, Portugal
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
47AQI (US)
20AQI (US)
36AQI (US)
33AQI (US)
35AQI (US)
30AQI (US)
54AQI (US)
57AQI (US)
21AQI (US)
37AQI (US)
30AQI (US)
14AQI (US)
14AQI (US)
27AQI (US)
40AQI (US)
38AQI (US)
43AQI (US)
53AQI (US)
65AQI (US)
60AQI (US)
23AQI (US)
28AQI (US)
38AQI (US)
45AQI (US)
49AQI (US)
44AQI (US)
32AQI (US)
40AQI (US)
46AQI (US)
41AQI (US)
39AQI (US)
43AQI (US)
48AQI (US)
46AQI (US)
50AQI (US)
29AQI (US)
35AQI (US)
38AQI (US)
43AQI (US)
37AQI (US)
36AQI (US)
36AQI (US)
44AQI (US)
18AQI (US)
36AQI (US)
37AQI (US)
40AQI (US)
33AQI (US)
38AQI (US)
41AQI (US)
29AQI (US)
36AQI (US)
45AQI (US)
66AQI (US)
51AQI (US)
41AQI (US)
35AQI (US)
32AQI (US)
30AQI (US)
35AQI (US)
41AQI (US)
46AQI (US)
62AQI (US)
41AQI (US)
18AQI (US)
32AQI (US)
38AQI (US)
39AQI (US)
39AQI (US)
No. of days
202639AQI (US)
Highest AQI (US) recorded in
March39AQI (US)
Lowest AQI (US) recorded in
January38AQI (US)
202539AQI (US)
Highest AQI (US) recorded in
October57AQI (US)
Lowest AQI (US) recorded in
April26AQI (US)
202434AQI (US)
Highest AQI (US) recorded in
February50AQI (US)
Lowest AQI (US) recorded in
May21AQI (US)
202333AQI (US)
Highest AQI (US) recorded in
January74AQI (US)
Lowest AQI (US) recorded in
September17AQI (US)
202225AQI (US)
Highest AQI (US) recorded in
December33AQI (US)
Lowest AQI (US) recorded in
April9AQI (US)
202150AQI (US)
Highest AQI (US) recorded in
June93AQI (US)
Lowest AQI (US) recorded in
November13AQI (US)
202041AQI (US)
Highest AQI (US) recorded in
August56AQI (US)
Lowest AQI (US) recorded in
May29AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Paasos De Ferreira's annual 2026 AQI (US) (39) shows an average percentage change of 10.04% (worsened AQI (US)) compared to previous years: 2020 (41), 2021 (50), 2022 (25), 2023 (33), 2024 (34), 2025 (39).