Zorilor, Cluj Napoca, Cluj County, Romania 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
Zorilor, Cluj Napoca, Cluj County, Romania
AQI Trends: Highest and Lowest
Same Day Analysis (17th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 23 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 17th Sep - 18th Sep 2025
Zorilor, Cluj Napoca, Cluj County, Romania
6 AM17th Sep 2025
8 PM
5 AM18th Sep 2025
28AQI
18AQI
24AQI
16AQI
In the last 24 hours,
Zorilor's AQI reached its highest point of 28 at 8 AM during the Day, while the lowest point, 16, was recorded at 5 AM during the Night between 17th Sep and 18th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Zorilor, Cluj Napoca, Cluj County, Romania
20°C13/27°C
21°C13/29°C
22°C15/31°C
20°C13/27°C
16°C11/20°C
13°C7/18°C
14°C6/22°C
16°C9/25°C
19°C11/27°C
21°C12/30°C
22°C12/33°C
22°C13/32°C
19°C15/28°C
19°C14/25°C
21°C14/28°C
23°C16/31°C
23°C16/29°C
22°C16/30°C
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
--°C/°C
32AQI
31AQI
32AQI
31AQI
2025 Days Vs Air Quality
Zorilor, Cluj Napoca, Cluj County, Romania
88%
98
13%
14
Total number of days with different AQI categories in last 261 days in 2025 (104 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 261 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
Zorilor, Cluj Napoca, Cluj County, Romania
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
48AQI
54AQI
56AQI
56AQI
56AQI
54AQI
46AQI
56AQI
58AQI
56AQI
62AQI
60AQI
59AQI
66AQI
61AQI
49AQI
49AQI
49AQI
51AQI
47AQI
42AQI
45AQI
46AQI
34AQI
31AQI
33AQI
36AQI
39AQI
40AQI
35AQI
37AQI
34AQI
38AQI
34AQI
32AQI
32AQI
31AQI
35AQI
35AQI
43AQI
43AQI
42AQI
35AQI
34AQI
34AQI
37AQI
37AQI
34AQI
32AQI
31AQI
23AQI
23AQI
24AQI
31AQI
31AQI
25AQI
23AQI
28AQI
31AQI
30AQI
25AQI
21AQI
21AQI
24AQI
25AQI
27AQI
28AQI
27AQI
27AQI
28AQI
26AQI
24AQI
23AQI
26AQI
30AQI
31AQI
33AQI
33AQI
32AQI
34AQI
34AQI
33AQI
33AQI
34AQI
34AQI
34AQI
32AQI
31AQI
28AQI
28AQI
30AQI
31AQI
29AQI
30AQI
30AQI
31AQI
32AQI
33AQI
39AQI
34AQI
33AQI
33AQI
36AQI
35AQI
36AQI
34AQI
33AQI
33AQI
33AQI
29AQI
26AQI
23AQI
53AQI
48AQI
31AQI
30AQI
33AQI
No. of days
202536AQI
Highest AQI recorded in
May53AQI
Lowest AQI recorded in
August30AQI
Most & Least Polluted Years Over the Last 1 Years
Zorilor's annual 2025 AQI (36) shows an average percentage change of NaN% (improved AQI) compared to previous years: .