Strada Carierei, Cluj Napoca, Cluj, Romania Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Strada Carierei, Cluj Napoca, Cluj, Romania
AQI Trends: Highest and Lowest
Same Day Analysis (4th October ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 55 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Oct - 6th Oct 2025
Strada Carierei, Cluj Napoca, Cluj, Romania
7 AM5th Oct 2025
7 PM
6 AM6th Oct 2025
AQI
AQI
83AQI
52AQI
In the last 24 hours,
Strada Carierei's AQI reached its highest point of 83 at 12 AM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 5th Oct and 6th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Strada Carierei, Cluj Napoca, Cluj, Romania
22°C15/29°C
21°C15/29°C
19°C13/27°C
16°C13/20°C
19°C12/26°C
18°C15/21°C
18°C15/23°C
19°C15/25°C
17°C13/24°C
16°C12/22°C
17°C11/24°C
14°C10/19°C
13°C8/18°C
15°C9/21°C
17°C11/25°C
19°C13/27°C
19°C12/27°C
18°C12/26°C
19°C13/26°C
15°C11/20°C
11°C9/13°C
11°C7/15°C
10°C5/17°C
10°C6/14°C
9°C5/13°C
8°C5/12°C
8°C6/10°C
7°C6/10°C
7°C6/9°C
--°C/°C
--°C/°C
36AQI
32AQI
36AQI
36AQI
2025 Days Vs Air Quality
Strada Carierei, Cluj Napoca, Cluj, Romania
67%
185
33%
92
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 67%
Health Risk Level:
Moderate
In 2025, 67% of 278 days were within WHO’s safe air quality limits, and 33% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Strada Carierei, Cluj Napoca, Cluj, Romania
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
62AQI
65AQI
61AQI
60AQI
60AQI
59AQI
59AQI
61AQI
59AQI
58AQI
57AQI
57AQI
55AQI
57AQI
61AQI
62AQI
65AQI
66AQI
66AQI
65AQI
66AQI
66AQI
65AQI
64AQI
63AQI
63AQI
63AQI
63AQI
63AQI
62AQI
65AQI
64AQI
64AQI
63AQI
62AQI
62AQI
61AQI
62AQI
61AQI
61AQI
61AQI
60AQI
61AQI
61AQI
62AQI
70AQI
63AQI
63AQI
64AQI
62AQI
62AQI
62AQI
62AQI
62AQI
63AQI
63AQI
62AQI
61AQI
61AQI
61AQI
60AQI
59AQI
59AQI
59AQI
60AQI
60AQI
60AQI
60AQI
61AQI
60AQI
57AQI
56AQI
55AQI
54AQI
52AQI
51AQI
49AQI
49AQI
50AQI
52AQI
53AQI
55AQI
56AQI
55AQI
54AQI
54AQI
52AQI
52AQI
50AQI
49AQI
49AQI
48AQI
48AQI
47AQI
47AQI
45AQI
43AQI
42AQI
39AQI
38AQI
40AQI
36AQI
37AQI
37AQI
36AQI
37AQI
37AQI
36AQI
33AQI
32AQI
30AQI
30AQI
29AQI
29AQI
28AQI
29AQI
28AQI
28AQI
28AQI
28AQI
26AQI
28AQI
31AQI
37AQI
38AQI
37AQI
38AQI
37AQI
41AQI
33AQI
29AQI
36AQI
32AQI
33AQI
37AQI
28AQI
27AQI
32AQI
26AQI
30AQI
32AQI
36AQI
40AQI
27AQI
30AQI
24AQI
32AQI
26AQI
30AQI
27AQI
27AQI
29AQI
31AQI
34AQI
33AQI
40AQI
49AQI
52AQI
53AQI
43AQI
44AQI
55AQI
43AQI
37AQI
33AQI
35AQI
34AQI
40AQI
38AQI
42AQI
39AQI
30AQI
28AQI
31AQI
31AQI
33AQI
31AQI
32AQI
31AQI
28AQI
28AQI
27AQI
23AQI
23AQI
24AQI
31AQI
28AQI
35AQI
38AQI
33AQI
26AQI
25AQI
25AQI
27AQI
32AQI
36AQI
36AQI
35AQI
27AQI
25AQI
23AQI
33AQI
36AQI
29AQI
25AQI
29AQI
32AQI
33AQI
28AQI
24AQI
23AQI
25AQI
25AQI
28AQI
28AQI
27AQI
28AQI
28AQI
27AQI
26AQI
25AQI
28AQI
31AQI
31AQI
32AQI
33AQI
32AQI
34AQI
34AQI
33AQI
34AQI
34AQI
34AQI
36AQI
34AQI
31AQI
29AQI
28AQI
29AQI
31AQI
30AQI
30AQI
31AQI
32AQI
32AQI
33AQI
42AQI
34AQI
33AQI
33AQI
34AQI
34AQI
36AQI
35AQI
34AQI
33AQI
33AQI
29AQI
27AQI
24AQI
19AQI
20AQI
31AQI
34AQI
30AQI
27AQI
29AQI
26AQI
23AQI
27AQI
36AQI
45AQI
43AQI
52AQI
59AQI
56AQI
55AQI
62AQI
62AQI
55AQI
36AQI
32AQI
37AQI
29AQI
30AQI
32AQI
56AQI
No. of days
202542AQI
Highest AQI recorded in
February62AQI
Lowest AQI recorded in
July29AQI
202450AQI
Highest AQI recorded in
November71AQI
Lowest AQI recorded in
May34AQI
202348AQI
Highest AQI recorded in
December64AQI
Lowest AQI recorded in
August31AQI
202274AQI
Highest AQI recorded in
December82AQI
Lowest AQI recorded in
November65AQI
Most & Least Polluted Years Over the Last 4 Years
Strada Carierei's annual 2025 AQI (42) shows an average percentage change of -23.8% (improved AQI) compared to previous years: 2022 (74), 2023 (48), 2024 (50).