Sibiu, Sibiu, 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
Sibiu, Sibiu, Romania
AQI Trends: Highest and Lowest
Same Day Analysis (13th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 33 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 14th Aug - 15th Aug 2025
Sibiu, Sibiu, Romania
6 AM14th Aug 2025
8 PM
5 AM15th Aug 2025
37AQI
31AQI
33AQI
31AQI
In the last 24 hours,
Sibiu's AQI reached its highest point of 37 at 6 PM during the Day, while the lowest point, 31, was recorded at 5 AM during the Night between 14th Aug and 15th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Sibiu, Sibiu, Romania
20°C15/27°C
17°C13/25°C
17°C11/22°C
18°C11/24°C
22°C14/30°C
24°C16/33°C
23°C18/32°C
23°C16/31°C
25°C18/32°C
25°C18/32°C
27°C19/38°C
23°C18/34°C
21°C17/28°C
18°C15/24°C
17°C14/21°C
17°C14/23°C
19°C12/26°C
20°C13/26°C
21°C15/29°C
20°C15/27°C
20°C14/29°C
20°C15/26°C
20°C14/27°C
22°C14/30°C
24°C16/32°C
26°C18/35°C
23°C18/31°C
22°C14/30°C
24°C16/32°C
24°C17/33°C
--°C/°C
30AQI
30AQI
30AQI
30AQI
2025 Days Vs Air Quality
Sibiu, Sibiu, Romania
60%
134
40%
91
Total number of days with different AQI categories in last 227 days in 2025 (138 days remaining)
Under WHO’s Safe Air Quality Limits: 60%
Health Risk Level:
Moderate
In 2025, 60% of 227 days were within WHO’s safe air quality limits, and 40% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Sibiu, Sibiu, Romania
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
66AQI
68AQI
64AQI
61AQI
61AQI
59AQI
58AQI
58AQI
58AQI
57AQI
55AQI
54AQI
55AQI
56AQI
58AQI
59AQI
59AQI
60AQI
60AQI
60AQI
61AQI
62AQI
62AQI
62AQI
61AQI
63AQI
62AQI
61AQI
60AQI
60AQI
60AQI
59AQI
60AQI
60AQI
61AQI
61AQI
61AQI
61AQI
61AQI
61AQI
61AQI
60AQI
60AQI
61AQI
62AQI
62AQI
62AQI
63AQI
63AQI
63AQI
62AQI
63AQI
63AQI
62AQI
62AQI
61AQI
61AQI
59AQI
60AQI
60AQI
60AQI
60AQI
58AQI
58AQI
58AQI
58AQI
57AQI
57AQI
58AQI
57AQI
56AQI
56AQI
55AQI
54AQI
52AQI
51AQI
50AQI
49AQI
49AQI
50AQI
52AQI
52AQI
53AQI
53AQI
53AQI
53AQI
51AQI
51AQI
51AQI
50AQI
50AQI
49AQI
50AQI
50AQI
49AQI
48AQI
45AQI
46AQI
45AQI
45AQI
43AQI
42AQI
39AQI
37AQI
36AQI
34AQI
33AQI
34AQI
33AQI
33AQI
24AQI
24AQI
25AQI
27AQI
28AQI
29AQI
28AQI
30AQI
30AQI
29AQI
36AQI
44AQI
46AQI
48AQI
49AQI
47AQI
44AQI
46AQI
46AQI
47AQI
45AQI
48AQI
47AQI
46AQI
48AQI
47AQI
41AQI
42AQI
41AQI
41AQI
41AQI
47AQI
47AQI
39AQI
38AQI
38AQI
43AQI
38AQI
38AQI
40AQI
44AQI
44AQI
44AQI
47AQI
47AQI
49AQI
52AQI
51AQI
55AQI
51AQI
52AQI
55AQI
49AQI
44AQI
42AQI
44AQI
44AQI
47AQI
46AQI
47AQI
46AQI
40AQI
40AQI
40AQI
42AQI
43AQI
46AQI
45AQI
43AQI
41AQI
40AQI
37AQI
34AQI
34AQI
33AQI
38AQI
41AQI
46AQI
49AQI
46AQI
37AQI
36AQI
33AQI
34AQI
36AQI
40AQI
38AQI
32AQI
25AQI
24AQI
24AQI
32AQI
35AQI
29AQI
25AQI
33AQI
39AQI
37AQI
29AQI
25AQI
22AQI
27AQI
27AQI
28AQI
29AQI
29AQI
28AQI
28AQI
27AQI
29AQI
31AQI
32AQI
33AQI
32AQI
33AQI
60AQI
61AQI
54AQI
37AQI
44AQI
46AQI
34AQI
30AQI
No. of days
202547AQI
Highest AQI recorded in
February61AQI
Lowest AQI recorded in
August30AQI
202445AQI
Highest AQI recorded in
November63AQI
Lowest AQI recorded in
August27AQI
202345AQI
Highest AQI recorded in
February81AQI
Lowest AQI recorded in
June28AQI
202234AQI
Highest AQI recorded in
December77AQI
Lowest AQI recorded in
September16AQI
202123AQI
Highest AQI recorded in
February35AQI
Lowest AQI recorded in
December16AQI
202024AQI
Highest AQI recorded in
November32AQI
Lowest AQI recorded in
July21AQI
Most & Least Polluted Years Over the Last 6 Years
Sibiu's annual 2025 AQI (47) shows an average percentage change of 49.9% (worsened AQI) compared to previous years: 2020 (24), 2021 (23), 2022 (34), 2023 (45), 2024 (45).