Old Town, Cluj Napoca, Judetul Cluj, Romania Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Old Town, Cluj Napoca, Judetul Cluj, Romania
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 28 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Old Town, Cluj Napoca, Judetul Cluj, Romania
5 AM4th Aug 2025
9 PM
4 AM5th Aug 2025
AQI
AQI
31AQI
26AQI
In the last 24 hours,
Old Town's AQI reached its highest point of 31 at 12 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Old Town, Cluj Napoca, Judetul Cluj, Romania
24°C13/33°C
25°C18/35°C
23°C14/34°C
16°C13/21°C
14°C12/16°C
16°C12/21°C
17°C10/24°C
20°C12/27°C
22°C16/28°C
21°C16/29°C
20°C15/26°C
17°C12/24°C
15°C11/20°C
18°C11/24°C
21°C14/28°C
23°C16/31°C
24°C18/30°C
23°C15/29°C
24°C17/32°C
26°C18/34°C
25°C19/37°C
20°C17/27°C
20°C14/27°C
19°C14/24°C
17°C14/23°C
19°C13/25°C
19°C12/26°C
20°C13/28°C
20°C15/28°C
--°C/°C
--°C/°C
38AQI
36AQI
36AQI
36AQI
2025 Days Vs Air Quality
Old Town, Cluj Napoca, Judetul Cluj, Romania
75%
50
25%
17
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 75%
Health Risk Level:
Low
In 2025, 75% of 216 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
Old Town, Cluj Napoca, Judetul Cluj, Romania
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
55AQI
38AQI
38AQI
38AQI
45AQI
49AQI
51AQI
57AQI
64AQI
67AQI
64AQI
57AQI
58AQI
67AQI
54AQI
51AQI
43AQI
45AQI
46AQI
51AQI
52AQI
56AQI
53AQI
43AQI
44AQI
44AQI
46AQI
47AQI
42AQI
41AQI
39AQI
33AQI
35AQI
28AQI
24AQI
24AQI
27AQI
33AQI
30AQI
40AQI
45AQI
40AQI
31AQI
31AQI
31AQI
31AQI
46AQI
52AQI
53AQI
49AQI
35AQI
32AQI
29AQI
47AQI
50AQI
37AQI
29AQI
40AQI
45AQI
41AQI
32AQI
27AQI
27AQI
25AQI
26AQI
28AQI
28AQI
44AQI
49AQI
36AQI
27AQI
No. of days
202542AQI
Highest AQI recorded in
June49AQI
Lowest AQI recorded in
August27AQI
Most & Least Polluted Years Over the Last 1 Years
Old Town's annual 2025 AQI (42) shows an average percentage change of NaN% (improved AQI) compared to previous years: .