Lisbon, Lisboa, Portugal Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Lisbon, Lisboa, Portugal
AQI Trends: Highest and Lowest
Same Day Analysis (3rd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 21 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Jun - 4th Jun 2026
Lisbon, Lisboa, Portugal
6 AM3rd Jun 2026
8 PM
5 AM4th Jun 2026
28AQI
8AQI
26AQI
14AQI
In the last 24 hours,
Lisbon's AQI reached its highest point of 28 at 6 AM during the Day, while the lowest point, 8, was recorded at 8 AM during the Day between 3rd Jun and 4th Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Lisbon, Lisboa, Portugal
15°C12/19°C
15°C12/19°C
15°C13/19°C
15°C12/18°C
15°C13/17°C
16°C14/19°C
16°C14/19°C
16°C13/20°C
16°C13/19°C
16°C13/19°C
16°C13/20°C
16°C13/19°C
15°C13/19°C
18°C14/23°C
21°C15/27°C
22°C17/28°C
23°C19/29°C
21°C18/26°C
20°C16/25°C
21°C16/26°C
23°C18/30°C
24°C19/30°C
22°C18/27°C
20°C16/26°C
20°C16/25°C
20°C16/27°C
20°C17/25°C
19°C16/23°C
20°C16/25°C
18°C16/22°C
36AQI
26AQI
35AQI
31AQI
2026 Days Vs Air Quality
Lisbon, Lisboa, Portugal
97%
146
3%
5
Total number of days with different AQI categories in last 155 days in 2026 (210 days remaining)
Under WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2026, 97% of 155 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Lisbon, Lisboa, Portugal
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
43AQI (US)
21AQI (US)
19AQI (US)
25AQI (US)
25AQI (US)
28AQI (US)
28AQI (US)
39AQI (US)
22AQI (US)
28AQI (US)
45AQI (US)
21AQI (US)
13AQI (US)
18AQI (US)
22AQI (US)
26AQI (US)
28AQI (US)
34AQI (US)
32AQI (US)
27AQI (US)
24AQI (US)
36AQI (US)
45AQI (US)
33AQI (US)
47AQI (US)
46AQI (US)
39AQI (US)
41AQI (US)
45AQI (US)
58AQI (US)
43AQI (US)
43AQI (US)
47AQI (US)
46AQI (US)
44AQI (US)
49AQI (US)
46AQI (US)
43AQI (US)
44AQI (US)
47AQI (US)
31AQI (US)
24AQI (US)
44AQI (US)
14AQI (US)
41AQI (US)
38AQI (US)
30AQI (US)
44AQI (US)
43AQI (US)
43AQI (US)
35AQI (US)
45AQI (US)
44AQI (US)
28AQI (US)
66AQI (US)
45AQI (US)
51AQI (US)
13AQI (US)
13AQI (US)
39AQI (US)
45AQI (US)
47AQI (US)
54AQI (US)
33AQI (US)
14AQI (US)
37AQI (US)
29AQI (US)
37AQI (US)
30AQI (US)
43AQI (US)
41AQI (US)
38AQI (US)
33AQI (US)
29AQI (US)
36AQI (US)
35AQI (US)
29AQI (US)
30AQI (US)
34AQI (US)
36AQI (US)
36AQI (US)
43AQI (US)
37AQI (US)
38AQI (US)
24AQI (US)
20AQI (US)
30AQI (US)
26AQI (US)
24AQI (US)
28AQI (US)
29AQI (US)
29AQI (US)
27AQI (US)
29AQI (US)
42AQI (US)
18AQI (US)
25AQI (US)
38AQI (US)
32AQI (US)
64AQI (US)
17AQI (US)
11AQI (US)
30AQI (US)
26AQI (US)
33AQI (US)
33AQI (US)
32AQI (US)
44AQI (US)
19AQI (US)
27AQI (US)
25AQI (US)
22AQI (US)
28AQI (US)
30AQI (US)
32AQI (US)
27AQI (US)
24AQI (US)
25AQI (US)
30AQI (US)
23AQI (US)
20AQI (US)
32AQI (US)
38AQI (US)
33AQI (US)
28AQI (US)
22AQI (US)
30AQI (US)
27AQI (US)
31AQI (US)
29AQI (US)
26AQI (US)
34AQI (US)
35AQI (US)
36AQI (US)
36AQI (US)
37AQI (US)
36AQI (US)
38AQI (US)
43AQI (US)
40AQI (US)
47AQI (US)
36AQI (US)
29AQI (US)
28AQI (US)
27AQI (US)
26AQI (US)
26AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
21AQI (US)
32AQI (US)
39AQI (US)
34AQI (US)
29AQI (US)
32AQI (US)
23AQI (US)
No. of days
202633AQI (US)
Highest AQI (US) recorded in
February39AQI (US)
Lowest AQI (US) recorded in
June23AQI (US)
202535AQI (US)
Highest AQI (US) recorded in
October46AQI (US)
Lowest AQI (US) recorded in
April23AQI (US)
202437AQI (US)
Highest AQI (US) recorded in
September44AQI (US)
Lowest AQI (US) recorded in
July29AQI (US)
202334AQI (US)
Highest AQI (US) recorded in
December43AQI (US)
Lowest AQI (US) recorded in
September28AQI (US)
202233AQI (US)
Highest AQI (US) recorded in
August53AQI (US)
Lowest AQI (US) recorded in
September25AQI (US)
202130AQI (US)
Highest AQI (US) recorded in
October41AQI (US)
Lowest AQI (US) recorded in
January9AQI (US)
202019AQI (US)
Highest AQI (US) recorded in
May31AQI (US)
Lowest AQI (US) recorded in
March4AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Lisbon's annual 2026 AQI (US) (33) shows an average percentage change of 10.7% (worsened AQI (US)) compared to previous years: 2020 (19), 2021 (30), 2022 (33), 2023 (34), 2024 (37), 2025 (35).