Busteni, Prahova, 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
Busteni, Prahova, Romania
AQI Trends: Highest and Lowest
Same Day Analysis (4th October ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 46 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Oct - 6th Oct 2025
Busteni, Prahova, Romania
7 AM5th Oct 2025
7 PM
6 AM6th Oct 2025
AQI
AQI
59AQI
43AQI
In the last 24 hours,
Busteni's AQI reached its highest point of 59 at 9 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
Busteni, Prahova, Romania
18°C12/25°C
18°C13/23°C
17°C11/23°C
16°C12/22°C
16°C12/20°C
15°C12/20°C
15°C13/18°C
14°C11/18°C
13°C9/18°C
13°C9/19°C
15°C9/22°C
11°C8/13°C
10°C5/15°C
12°C6/19°C
15°C10/22°C
15°C11/22°C
13°C10/19°C
15°C9/23°C
15°C11/22°C
11°C8/15°C
7°C5/9°C
8°C5/12°C
8°C3/13°C
6°C3/8°C
6°C2/10°C
6°C3/9°C
3°C2/4°C
2°C0/3°C
4°C2/7°C
--°C/°C
--°C/°C
33AQI
31AQI
34AQI
32AQI
2025 Days Vs Air Quality
Busteni, Prahova, Romania
77%
214
23%
63
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 77%
Health Risk Level:
Low
In 2025, 77% of 278 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
Busteni, Prahova, Romania
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
66AQI
85AQI
78AQI
66AQI
63AQI
62AQI
63AQI
65AQI
62AQI
63AQI
60AQI
60AQI
58AQI
61AQI
63AQI
61AQI
60AQI
61AQI
63AQI
63AQI
63AQI
63AQI
63AQI
61AQI
63AQI
63AQI
63AQI
63AQI
63AQI
62AQI
61AQI
65AQI
71AQI
73AQI
68AQI
67AQI
74AQI
67AQI
64AQI
63AQI
61AQI
61AQI
61AQI
56AQI
51AQI
54AQI
49AQI
49AQI
49AQI
50AQI
50AQI
50AQI
49AQI
49AQI
48AQI
53AQI
52AQI
57AQI
53AQI
53AQI
49AQI
48AQI
45AQI
45AQI
44AQI
43AQI
44AQI
40AQI
43AQI
41AQI
38AQI
38AQI
42AQI
46AQI
49AQI
49AQI
49AQI
50AQI
50AQI
53AQI
56AQI
55AQI
56AQI
54AQI
53AQI
53AQI
53AQI
50AQI
51AQI
51AQI
51AQI
49AQI
48AQI
46AQI
46AQI
45AQI
42AQI
40AQI
36AQI
34AQI
36AQI
32AQI
28AQI
29AQI
28AQI
24AQI
27AQI
25AQI
25AQI
21AQI
25AQI
25AQI
26AQI
28AQI
28AQI
29AQI
29AQI
29AQI
31AQI
31AQI
37AQI
40AQI
40AQI
42AQI
43AQI
40AQI
37AQI
38AQI
43AQI
49AQI
45AQI
36AQI
33AQI
41AQI
39AQI
50AQI
43AQI
42AQI
36AQI
34AQI
30AQI
35AQI
35AQI
37AQI
32AQI
36AQI
34AQI
37AQI
32AQI
29AQI
29AQI
28AQI
31AQI
31AQI
35AQI
44AQI
42AQI
40AQI
46AQI
45AQI
47AQI
48AQI
49AQI
41AQI
33AQI
35AQI
36AQI
39AQI
43AQI
45AQI
45AQI
33AQI
28AQI
30AQI
32AQI
31AQI
30AQI
29AQI
33AQI
31AQI
29AQI
27AQI
27AQI
26AQI
27AQI
31AQI
36AQI
44AQI
47AQI
40AQI
31AQI
28AQI
31AQI
32AQI
35AQI
36AQI
34AQI
32AQI
28AQI
26AQI
25AQI
32AQI
36AQI
31AQI
29AQI
33AQI
41AQI
39AQI
35AQI
33AQI
26AQI
26AQI
27AQI
28AQI
31AQI
31AQI
32AQI
31AQI
29AQI
27AQI
27AQI
27AQI
30AQI
29AQI
30AQI
32AQI
31AQI
33AQI
34AQI
33AQI
33AQI
35AQI
36AQI
36AQI
36AQI
34AQI
32AQI
29AQI
30AQI
30AQI
30AQI
31AQI
32AQI
34AQI
32AQI
32AQI
35AQI
33AQI
33AQI
33AQI
34AQI
34AQI
36AQI
34AQI
34AQI
34AQI
33AQI
31AQI
31AQI
28AQI
26AQI
21AQI
19AQI
20AQI
22AQI
22AQI
23AQI
34AQI
22AQI
25AQI
32AQI
52AQI
42AQI
43AQI
38AQI
43AQI
46AQI
64AQI
58AQI
48AQI
33AQI
38AQI
37AQI
32AQI
31AQI
31AQI
43AQI
No. of days
202541AQI
Highest AQI recorded in
January64AQI
Lowest AQI recorded in
September31AQI
202437AQI
Highest AQI recorded in
December59AQI
Lowest AQI recorded in
April27AQI
202334AQI
Highest AQI recorded in
February40AQI
Lowest AQI recorded in
October25AQI
202234AQI
Highest AQI recorded in
December37AQI
Lowest AQI recorded in
October24AQI
Most & Least Polluted Years Over the Last 4 Years
Busteni's annual 2025 AQI (41) shows an average percentage change of 18.3% (worsened AQI) compared to previous years: 2022 (34), 2023 (34), 2024 (37).