Taipei, Taipei, Taiwan 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
Taipei, Taipei, Taiwan
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 40 of Good air quality, showing improvement over 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Taipei, Taipei, Taiwan
5 AM4th Aug 2025
6 PM
4 AM5th Aug 2025
45AQI
26AQI
45AQI
40AQI
In the last 24 hours,
Taipei's AQI reached its highest point of 45 at 5 AM during the Day, while the lowest point, 26, was recorded at 10 AM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Taipei, Taipei, Taiwan
27°C24/33°C
24°C23/26°C
29°C23/35°C
24°C23/26°C
25°C24/26°C
25°C23/29°C
27°C24/32°C
29°C24/34°C
26°C25/28°C
29°C25/35°C
29°C26/34°C
29°C25/34°C
29°C25/33°C
27°C26/29°C
28°C26/31°C
25°C24/26°C
26°C23/30°C
28°C24/32°C
27°C24/31°C
26°C24/29°C
28°C26/33°C
27°C25/30°C
28°C24/32°C
27°C25/31°C
29°C24/35°C
29°C25/34°C
29°C25/33°C
28°C25/32°C
28°C25/33°C
27°C25/32°C
--°C/°C
41AQI
34AQI
41AQI
39AQI
2025 Days Vs Air Quality
Taipei, Taipei, Taiwan
49%
106
51%
109
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 49%
Health Risk Level:
Significant
In 2025, 49% of 217 days were within WHO’s safe air quality limits, and 51% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Taipei, Taipei, Taiwan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
76AQI
53AQI
62AQI
49AQI
55AQI
72AQI
63AQI
51AQI
65AQI
51AQI
45AQI
54AQI
56AQI
64AQI
74AQI
53AQI
54AQI
48AQI
56AQI
67AQI
74AQI
81AQI
64AQI
59AQI
61AQI
51AQI
58AQI
55AQI
52AQI
50AQI
45AQI
40AQI
35AQI
43AQI
68AQI
51AQI
53AQI
46AQI
56AQI
45AQI
42AQI
38AQI
78AQI
46AQI
47AQI
49AQI
65AQI
93AQI
50AQI
57AQI
50AQI
38AQI
44AQI
35AQI
63AQI
54AQI
75AQI
94AQI
77AQI
69AQI
65AQI
73AQI
46AQI
40AQI
38AQI
53AQI
48AQI
49AQI
61AQI
71AQI
70AQI
63AQI
58AQI
44AQI
59AQI
66AQI
59AQI
71AQI
61AQI
59AQI
62AQI
67AQI
70AQI
75AQI
76AQI
76AQI
61AQI
48AQI
35AQI
35AQI
40AQI
49AQI
49AQI
62AQI
69AQI
65AQI
69AQI
74AQI
80AQI
60AQI
68AQI
59AQI
79AQI
72AQI
76AQI
80AQI
80AQI
70AQI
70AQI
61AQI
76AQI
62AQI
54AQI
49AQI
46AQI
41AQI
49AQI
52AQI
48AQI
59AQI
63AQI
66AQI
67AQI
66AQI
65AQI
64AQI
53AQI
53AQI
56AQI
47AQI
45AQI
55AQI
52AQI
51AQI
48AQI
53AQI
56AQI
44AQI
47AQI
52AQI
51AQI
54AQI
52AQI
37AQI
62AQI
47AQI
42AQI
38AQI
33AQI
51AQI
53AQI
57AQI
45AQI
37AQI
41AQI
43AQI
43AQI
50AQI
52AQI
49AQI
42AQI
34AQI
27AQI
34AQI
35AQI
41AQI
39AQI
35AQI
40AQI
37AQI
38AQI
41AQI
38AQI
44AQI
46AQI
49AQI
45AQI
42AQI
38AQI
34AQI
33AQI
33AQI
36AQI
41AQI
35AQI
35AQI
30AQI
31AQI
41AQI
42AQI
44AQI
38AQI
46AQI
48AQI
53AQI
50AQI
51AQI
52AQI
42AQI
37AQI
32AQI
32AQI
29AQI
30AQI
32AQI
30AQI
35AQI
41AQI
35AQI
34AQI
40AQI
40AQI
42AQI
40AQI
40AQI
59AQI
55AQI
59AQI
62AQI
52AQI
41AQI
39AQI
41AQI
No. of days
202552AQI
Highest AQI recorded in
April62AQI
Lowest AQI recorded in
July39AQI
202446AQI
Highest AQI recorded in
March62AQI
Lowest AQI recorded in
July32AQI
202346AQI
Highest AQI recorded in
April60AQI
Lowest AQI recorded in
July35AQI
202244AQI
Highest AQI recorded in
April58AQI
Lowest AQI recorded in
May37AQI
202149AQI
Highest AQI recorded in
March68AQI
Lowest AQI recorded in
October38AQI
202045AQI
Highest AQI recorded in
April62AQI
Lowest AQI recorded in
August35AQI
Most & Least Polluted Years Over the Last 6 Years
Taipei's annual 2025 AQI (52) shows an average percentage change of 13.2% (worsened AQI) compared to previous years: 2020 (45), 2021 (49), 2022 (44), 2023 (46), 2024 (46).