Otopeni, Ilfov, 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
Otopeni, Ilfov, Romania
AQI Trends: Highest and Lowest
Same Day Analysis (29th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 37 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 28th Sep - 29th Sep 2026
Otopeni, Ilfov, Romania
6 AM28th Sep 2026
7 PM
5 AM29th Sep 2026
48AQI
32AQI
43AQI
28AQI
In the last 24 hours,
Otopeni's AQI reached its highest point of 48 at 8 AM during the Day, while the lowest point, 28, was recorded at 5 AM during the Night between 28th Sep and 29th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Otopeni, Ilfov, Romania
26°C19/33°C
26°C19/33°C
26°C22/33°C
25°C20/31°C
25°C19/31°C
27°C21/34°C
24°C18/31°C
21°C16/27°C
22°C16/29°C
23°C15/31°C
24°C15/32°C
25°C18/34°C
23°C18/31°C
17°C15/20°C
19°C14/24°C
20°C16/25°C
21°C16/26°C
21°C16/28°C
22°C16/29°C
22°C17/29°C
23°C18/29°C
23°C15/29°C
15°C12/21°C
15°C11/20°C
16°C11/22°C
17°C14/22°C
17°C14/21°C
18°C13/23°C
18°C15/23°C
19°C16/23°C
43AQI
39AQI
45AQI
38AQI
2026 Days Vs Air Quality
Otopeni, Ilfov, Romania
58%
157
36%
97
6%
15
Total number of days with different AQI categories in last 272 days in 2026 (93 days remaining)
Under WHO’s Safe Air Quality Limits: 58%
Health Risk Level:
Considerable
In 2026, 58% of 272 days were within WHO’s safe air quality limits, and 42% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Otopeni, Ilfov, Romania
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
68AQI (US)
55AQI (US)
92AQI (US)
76AQI (US)
45AQI (US)
44AQI (US)
76AQI (US)
64AQI (US)
62AQI (US)
90AQI (US)
91AQI (US)
102AQI (US)
113AQI (US)
130AQI (US)
141AQI (US)
100AQI (US)
99AQI (US)
100AQI (US)
96AQI (US)
144AQI (US)
142AQI (US)
83AQI (US)
64AQI (US)
62AQI (US)
66AQI (US)
86AQI (US)
49AQI (US)
96AQI (US)
95AQI (US)
78AQI (US)
73AQI (US)
41AQI (US)
26AQI (US)
79AQI (US)
94AQI (US)
70AQI (US)
37AQI (US)
68AQI (US)
96AQI (US)
81AQI (US)
41AQI (US)
81AQI (US)
112AQI (US)
106AQI (US)
91AQI (US)
103AQI (US)
66AQI (US)
77AQI (US)
50AQI (US)
77AQI (US)
103AQI (US)
61AQI (US)
73AQI (US)
102AQI (US)
115AQI (US)
85AQI (US)
51AQI (US)
85AQI (US)
89AQI (US)
100AQI (US)
77AQI (US)
108AQI (US)
114AQI (US)
129AQI (US)
92AQI (US)
66AQI (US)
56AQI (US)
82AQI (US)
61AQI (US)
42AQI (US)
52AQI (US)
70AQI (US)
90AQI (US)
85AQI (US)
87AQI (US)
95AQI (US)
47AQI (US)
47AQI (US)
64AQI (US)
70AQI (US)
62AQI (US)
57AQI (US)
72AQI (US)
95AQI (US)
84AQI (US)
50AQI (US)
50AQI (US)
30AQI (US)
31AQI (US)
75AQI (US)
67AQI (US)
87AQI (US)
42AQI (US)
66AQI (US)
68AQI (US)
65AQI (US)
18AQI (US)
25AQI (US)
27AQI (US)
34AQI (US)
35AQI (US)
58AQI (US)
42AQI (US)
16AQI (US)
36AQI (US)
40AQI (US)
57AQI (US)
31AQI (US)
37AQI (US)
31AQI (US)
36AQI (US)
30AQI (US)
13AQI (US)
28AQI (US)
18AQI (US)
29AQI (US)
16AQI (US)
16AQI (US)
31AQI (US)
42AQI (US)
37AQI (US)
42AQI (US)
71AQI (US)
36AQI (US)
24AQI (US)
25AQI (US)
55AQI (US)
32AQI (US)
27AQI (US)
19AQI (US)
25AQI (US)
29AQI (US)
42AQI (US)
52AQI (US)
38AQI (US)
35AQI (US)
45AQI (US)
59AQI (US)
62AQI (US)
39AQI (US)
41AQI (US)
42AQI (US)
37AQI (US)
26AQI (US)
25AQI (US)
23AQI (US)
20AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
31AQI (US)
50AQI (US)
60AQI (US)
57AQI (US)
37AQI (US)
18AQI (US)
25AQI (US)
35AQI (US)
47AQI (US)
47AQI (US)
17AQI (US)
30AQI (US)
13AQI (US)
18AQI (US)
22AQI (US)
22AQI (US)
23AQI (US)
29AQI (US)
51AQI (US)
30AQI (US)
49AQI (US)
54AQI (US)
55AQI (US)
46AQI (US)
34AQI (US)
43AQI (US)
57AQI (US)
76AQI (US)
55AQI (US)
44AQI (US)
59AQI (US)
42AQI (US)
18AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
21AQI (US)
19AQI (US)
28AQI (US)
27AQI (US)
24AQI (US)
26AQI (US)
24AQI (US)
56AQI (US)
43AQI (US)
53AQI (US)
55AQI (US)
54AQI (US)
46AQI (US)
32AQI (US)
39AQI (US)
31AQI (US)
31AQI (US)
36AQI (US)
50AQI (US)
40AQI (US)
31AQI (US)
45AQI (US)
45AQI (US)
41AQI (US)
46AQI (US)
50AQI (US)
56AQI (US)
53AQI (US)
57AQI (US)
55AQI (US)
53AQI (US)
31AQI (US)
34AQI (US)
53AQI (US)
49AQI (US)
34AQI (US)
30AQI (US)
27AQI (US)
29AQI (US)
43AQI (US)
52AQI (US)
36AQI (US)
51AQI (US)
48AQI (US)
45AQI (US)
44AQI (US)
37AQI (US)
43AQI (US)
51AQI (US)
45AQI (US)
45AQI (US)
48AQI (US)
63AQI (US)
49AQI (US)
44AQI (US)
50AQI (US)
41AQI (US)
44AQI (US)
46AQI (US)
37AQI (US)
26AQI (US)
46AQI (US)
43AQI (US)
37AQI (US)
48AQI (US)
43AQI (US)
51AQI (US)
30AQI (US)
33AQI (US)
43AQI (US)
46AQI (US)
47AQI (US)
48AQI (US)
39AQI (US)
53AQI (US)
30AQI (US)
29AQI (US)
37AQI (US)
45AQI (US)
36AQI (US)
34AQI (US)
39AQI (US)
37AQI (US)
87AQI (US)
77AQI (US)
72AQI (US)
38AQI (US)
37AQI (US)
38AQI (US)
37AQI (US)
45AQI (US)
41AQI (US)
No. of days
202652AQI (US)
Highest AQI (US) recorded in
January87AQI (US)
Lowest AQI (US) recorded in
July37AQI (US)
202550AQI (US)
Highest AQI (US) recorded in
December75AQI (US)
Lowest AQI (US) recorded in
July32AQI (US)
202448AQI (US)
Highest AQI (US) recorded in
January75AQI (US)
Lowest AQI (US) recorded in
May26AQI (US)
202345AQI (US)
Highest AQI (US) recorded in
December77AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202253AQI (US)
Highest AQI (US) recorded in
December79AQI (US)
Lowest AQI (US) recorded in
September30AQI (US)
202154AQI (US)
Highest AQI (US) recorded in
February77AQI (US)
Lowest AQI (US) recorded in
June35AQI (US)
202022AQI (US)
Highest AQI (US) recorded in
December43AQI (US)
Lowest AQI (US) recorded in
November10AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Otopeni's annual 2026 AQI (US) (52) shows an average percentage change of 26.4% (worsened AQI (US)) compared to previous years: 2020 (22), 2021 (54), 2022 (53), 2023 (45), 2024 (48), 2025 (50).