DC154, 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!
July Air Quality Analysis
DC154, Cluj Napoca, Cluj, Romania
AQI Trends: Highest and Lowest
Same Day Analysis (30th July):
On this day, AQI across the 4 years varied significantly: 2026 ranks 1st highest AQI at 32 of Good air quality on the same day.
Day & Night AQI Trend: 29th Jul - 30th Jul 2026
DC154, Cluj Napoca, Cluj, Romania
5 AM29th Jul 2026
9 PM
4 AM30th Jul 2026
47AQI
21AQI
49AQI
25AQI
In the last 24 hours,
DC154's AQI reached its highest point of 49 at 12 AM during the Night, while the lowest point, 21, was recorded at 7 PM during the Day between 29th Jul and 30th Jul 2026.
Day & Night AQI Trend : Jul 2026
DC154, Cluj Napoca, Cluj, Romania
23°C17/31°C
22°C16/28°C
20°C16/26°C
17°C12/22°C
17°C11/23°C
19°C12/24°C
19°C14/25°C
17°C11/21°C
15°C9/22°C
16°C9/22°C
18°C12/26°C
18°C13/25°C
18°C13/24°C
21°C14/27°C
21°C15/30°C
22°C15/29°C
23°C16/30°C
23°C17/30°C
24°C18/31°C
22°C16/29°C
21°C14/28°C
17°C13/23°C
18°C10/25°C
16°C10/20°C
16°C8/24°C
20°C11/29°C
21°C16/28°C
20°C13/26°C
21°C13/29°C
22°C14/31°C
39AQI
27AQI
42AQI
30AQI
2026 Days Vs Air Quality
DC154, Cluj Napoca, Cluj, Romania
21%
43
50%
103
26%
55
3%
7
Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)
Under WHO’s Safe Air Quality Limits: 21%
Health Risk Level:
Very high
In 2026, 21% of 211 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
DC154, Cluj Napoca, Cluj, Romania
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
64AQI (US)
72AQI (US)
53AQI (US)
90AQI (US)
88AQI (US)
93AQI (US)
71AQI (US)
76AQI (US)
79AQI (US)
99AQI (US)
66AQI (US)
108AQI (US)
98AQI (US)
113AQI (US)
141AQI (US)
101AQI (US)
71AQI (US)
133AQI (US)
134AQI (US)
150AQI (US)
153AQI (US)
155AQI (US)
149AQI (US)
149AQI (US)
134AQI (US)
75AQI (US)
109AQI (US)
96AQI (US)
141AQI (US)
151AQI (US)
124AQI (US)
94AQI (US)
95AQI (US)
85AQI (US)
103AQI (US)
68AQI (US)
57AQI (US)
86AQI (US)
118AQI (US)
110AQI (US)
76AQI (US)
79AQI (US)
103AQI (US)
109AQI (US)
69AQI (US)
94AQI (US)
73AQI (US)
82AQI (US)
90AQI (US)
95AQI (US)
92AQI (US)
82AQI (US)
122AQI (US)
121AQI (US)
102AQI (US)
65AQI (US)
81AQI (US)
121AQI (US)
134AQI (US)
130AQI (US)
143AQI (US)
140AQI (US)
143AQI (US)
140AQI (US)
79AQI (US)
102AQI (US)
124AQI (US)
105AQI (US)
94AQI (US)
102AQI (US)
116AQI (US)
134AQI (US)
130AQI (US)
111AQI (US)
122AQI (US)
139AQI (US)
148AQI (US)
124AQI (US)
84AQI (US)
84AQI (US)
66AQI (US)
61AQI (US)
98AQI (US)
113AQI (US)
108AQI (US)
113AQI (US)
84AQI (US)
94AQI (US)
112AQI (US)
110AQI (US)
119AQI (US)
123AQI (US)
147AQI (US)
114AQI (US)
97AQI (US)
94AQI (US)
57AQI (US)
78AQI (US)
87AQI (US)
106AQI (US)
99AQI (US)
88AQI (US)
105AQI (US)
84AQI (US)
98AQI (US)
81AQI (US)
88AQI (US)
82AQI (US)
98AQI (US)
85AQI (US)
35AQI (US)
47AQI (US)
66AQI (US)
64AQI (US)
57AQI (US)
79AQI (US)
86AQI (US)
72AQI (US)
86AQI (US)
83AQI (US)
76AQI (US)
40AQI (US)
62AQI (US)
49AQI (US)
69AQI (US)
56AQI (US)
53AQI (US)
56AQI (US)
52AQI (US)
77AQI (US)
67AQI (US)
41AQI (US)
42AQI (US)
51AQI (US)
37AQI (US)
34AQI (US)
43AQI (US)
58AQI (US)
58AQI (US)
39AQI (US)
41AQI (US)
43AQI (US)
50AQI (US)
60AQI (US)
63AQI (US)
60AQI (US)
62AQI (US)
78AQI (US)
67AQI (US)
57AQI (US)
78AQI (US)
107AQI (US)
74AQI (US)
55AQI (US)
28AQI (US)
18AQI (US)
75AQI (US)
51AQI (US)
108AQI (US)
96AQI (US)
74AQI (US)
73AQI (US)
83AQI (US)
92AQI (US)
80AQI (US)
27AQI (US)
38AQI (US)
56AQI (US)
60AQI (US)
68AQI (US)
74AQI (US)
80AQI (US)
118AQI (US)
134AQI (US)
162AQI (US)
156AQI (US)
157AQI (US)
160AQI (US)
65AQI (US)
59AQI (US)
42AQI (US)
15AQI (US)
18AQI (US)
20AQI (US)
26AQI (US)
23AQI (US)
23AQI (US)
26AQI (US)
34AQI (US)
39AQI (US)
23AQI (US)
37AQI (US)
55AQI (US)
36AQI (US)
43AQI (US)
55AQI (US)
49AQI (US)
39AQI (US)
23AQI (US)
29AQI (US)
30AQI (US)
28AQI (US)
24AQI (US)
29AQI (US)
36AQI (US)
33AQI (US)
32AQI (US)
32AQI (US)
108AQI (US)
93AQI (US)
111AQI (US)
87AQI (US)
56AQI (US)
84AQI (US)
34AQI (US)
No. of days
202682AQI (US)
Highest AQI (US) recorded in
March111AQI (US)
Lowest AQI (US) recorded in
July34AQI (US)
202547AQI (US)
Highest AQI (US) recorded in
December70AQI (US)
Lowest AQI (US) recorded in
September28AQI (US)
202451AQI (US)
Highest AQI (US) recorded in
January81AQI (US)
Lowest AQI (US) recorded in
April17AQI (US)
202359AQI (US)
Highest AQI (US) recorded in
July101AQI (US)
Lowest AQI (US) recorded in
November38AQI (US)
202290AQI (US)
Highest AQI (US) recorded in
October110AQI (US)
Lowest AQI (US) recorded in
November86AQI (US)
Most & Least Polluted Years Over the Last 5 Years
DC154's annual 2026 AQI (US) (82) shows an average percentage change of 41.3% (worsened AQI (US)) compared to previous years: 2022 (90), 2023 (59), 2024 (51), 2025 (47).