Pula, Istarska Zupanija, Croatia 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
Pula, Istarska Zupanija, Croatia
AQI Trends: Highest and Lowest
Same Day Analysis (20th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 36 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 21st Sep - 22nd Sep 2025
Pula, Istarska Zupanija, Croatia
6 AM21st Sep 2025
7 PM
5 AM22nd Sep 2025
28AQI
23AQI
32AQI
19AQI
In the last 24 hours,
Pula's AQI reached its highest point of 32 at 1 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 21st Sep and 22nd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Pula, Istarska Zupanija, Croatia
22°C20/25°C
21°C19/23°C
22°C19/24°C
22°C19/25°C
23°C21/25°C
23°C21/26°C
23°C22/25°C
20°C18/22°C
21°C19/24°C
22°C20/25°C
23°C21/24°C
22°C19/24°C
23°C20/26°C
24°C21/26°C
23°C21/25°C
22°C19/24°C
22°C19/25°C
22°C20/24°C
21°C19/22°C
22°C20/23°C
22°C20/24°C
22°C20/24°C
21°C20/23°C
22°C19/24°C
21°C18/24°C
20°C17/23°C
21°C18/24°C
23°C19/26°C
23°C21/26°C
22°C20/24°C
--°C/°C
30AQI
25AQI
29AQI
25AQI
2025 Days Vs Air Quality
Pula, Istarska Zupanija, Croatia
75%
196
24%
63
2%
4
Total number of days with different AQI categories in last 265 days in 2025 (100 days remaining)
Under WHO’s Safe Air Quality Limits: 75%
Health Risk Level:
Low
In 2025, 75% of 265 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
Pula, Istarska Zupanija, Croatia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
140AQI
78AQI
60AQI
62AQI
62AQI
69AQI
58AQI
63AQI
48AQI
47AQI
28AQI
24AQI
31AQI
31AQI
36AQI
35AQI
40AQI
57AQI
56AQI
60AQI
86AQI
70AQI
50AQI
60AQI
59AQI
51AQI
49AQI
52AQI
37AQI
46AQI
51AQI
35AQI
40AQI
52AQI
51AQI
48AQI
44AQI
62AQI
62AQI
57AQI
61AQI
80AQI
66AQI
58AQI
44AQI
46AQI
50AQI
55AQI
55AQI
58AQI
61AQI
102AQI
97AQI
62AQI
113AQI
129AQI
75AQI
80AQI
47AQI
35AQI
42AQI
42AQI
45AQI
51AQI
60AQI
58AQI
67AQI
73AQI
62AQI
65AQI
48AQI
34AQI
40AQI
46AQI
31AQI
30AQI
28AQI
36AQI
48AQI
44AQI
50AQI
45AQI
45AQI
45AQI
41AQI
36AQI
33AQI
31AQI
25AQI
26AQI
33AQI
38AQI
44AQI
45AQI
39AQI
35AQI
23AQI
36AQI
32AQI
32AQI
51AQI
46AQI
42AQI
40AQI
52AQI
51AQI
48AQI
30AQI
23AQI
21AQI
26AQI
39AQI
39AQI
38AQI
22AQI
15AQI
24AQI
36AQI
42AQI
35AQI
39AQI
48AQI
47AQI
39AQI
39AQI
19AQI
20AQI
22AQI
23AQI
30AQI
32AQI
30AQI
31AQI
27AQI
29AQI
23AQI
21AQI
22AQI
28AQI
31AQI
31AQI
29AQI
19AQI
23AQI
24AQI
32AQI
32AQI
27AQI
25AQI
19AQI
27AQI
30AQI
30AQI
35AQI
34AQI
30AQI
39AQI
43AQI
48AQI
55AQI
57AQI
65AQI
68AQI
61AQI
56AQI
61AQI
58AQI
41AQI
44AQI
50AQI
54AQI
41AQI
38AQI
50AQI
44AQI
51AQI
54AQI
51AQI
41AQI
37AQI
38AQI
44AQI
44AQI
43AQI
52AQI
45AQI
49AQI
42AQI
31AQI
25AQI
25AQI
24AQI
28AQI
31AQI
32AQI
33AQI
36AQI
38AQI
25AQI
25AQI
30AQI
38AQI
36AQI
31AQI
30AQI
29AQI
28AQI
23AQI
21AQI
22AQI
23AQI
24AQI
30AQI
33AQI
28AQI
30AQI
31AQI
31AQI
27AQI
39AQI
46AQI
50AQI
57AQI
57AQI
55AQI
57AQI
55AQI
50AQI
53AQI
48AQI
42AQI
41AQI
41AQI
36AQI
32AQI
26AQI
25AQI
27AQI
33AQI
33AQI
42AQI
32AQI
24AQI
25AQI
21AQI
21AQI
22AQI
29AQI
30AQI
25AQI
30AQI
33AQI
35AQI
27AQI
24AQI
23AQI
23AQI
23AQI
25AQI
20AQI
21AQI
26AQI
36AQI
55AQI
64AQI
44AQI
36AQI
29AQI
47AQI
32AQI
39AQI
26AQI
No. of days
202542AQI
Highest AQI recorded in
February64AQI
Lowest AQI recorded in
September26AQI
202442AQI
Highest AQI recorded in
January66AQI
Lowest AQI recorded in
May28AQI
202344AQI
Highest AQI recorded in
February79AQI
Lowest AQI recorded in
November31AQI
202251AQI
Highest AQI recorded in
March85AQI
Lowest AQI recorded in
September23AQI
202140AQI
Highest AQI recorded in
February61AQI
Lowest AQI recorded in
May21AQI
202040AQI
Highest AQI recorded in
March68AQI
Lowest AQI recorded in
June23AQI
Most & Least Polluted Years Over the Last 6 Years
Pula's annual 2025 AQI (42) shows an average percentage change of -3.3% (improved AQI) compared to previous years: 2020 (40), 2021 (40), 2022 (51), 2023 (44), 2024 (42).