Jiaji, Hainan, China 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
Jiaji, Hainan, China
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 54 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Jiaji, Hainan, China
6 AM2nd Aug 2025
7 PM
5 AM3rd Aug 2025
AQI
AQI
56AQI
48AQI
In the last 24 hours,
Jiaji's AQI reached its highest point of 56 at 6 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Jiaji, Hainan, China
26°C24/28°C
27°C24/33°C
27°C24/33°C
27°C24/31°C
29°C24/34°C
28°C25/33°C
28°C25/33°C
27°C25/30°C
27°C24/31°C
28°C25/33°C
28°C25/33°C
29°C25/34°C
29°C25/35°C
29°C25/34°C
29°C26/33°C
25°C24/26°C
25°C24/27°C
25°C24/26°C
26°C24/31°C
27°C25/32°C
26°C24/29°C
27°C24/32°C
28°C24/33°C
28°C25/33°C
27°C24/32°C
28°C25/33°C
29°C25/34°C
29°C25/35°C
28°C25/33°C
--°C/°C
--°C/°C
46AQI
39AQI
46AQI
46AQI
2025 Days Vs Air Quality
Jiaji, Hainan, China
45%
96
50%
106
5%
11
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 45%
Health Risk Level:
Significant
In 2025, 45% of 214 days were within WHO’s safe air quality limits, and 55% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Jiaji, Hainan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
119AQI
92AQI
102AQI
93AQI
108AQI
114AQI
90AQI
92AQI
111AQI
111AQI
91AQI
85AQI
78AQI
74AQI
87AQI
94AQI
90AQI
86AQI
92AQI
89AQI
79AQI
89AQI
76AQI
61AQI
60AQI
56AQI
60AQI
67AQI
91AQI
69AQI
63AQI
46AQI
45AQI
48AQI
52AQI
54AQI
56AQI
71AQI
60AQI
71AQI
61AQI
60AQI
47AQI
63AQI
45AQI
67AQI
44AQI
63AQI
79AQI
70AQI
67AQI
60AQI
48AQI
50AQI
50AQI
53AQI
67AQI
63AQI
55AQI
57AQI
52AQI
58AQI
47AQI
48AQI
30AQI
40AQI
32AQI
58AQI
60AQI
58AQI
50AQI
48AQI
41AQI
55AQI
48AQI
69AQI
73AQI
83AQI
75AQI
80AQI
77AQI
77AQI
74AQI
76AQI
59AQI
63AQI
59AQI
56AQI
32AQI
35AQI
44AQI
60AQI
53AQI
55AQI
61AQI
46AQI
62AQI
55AQI
62AQI
61AQI
60AQI
59AQI
131AQI
126AQI
121AQI
105AQI
102AQI
75AQI
61AQI
61AQI
58AQI
61AQI
53AQI
58AQI
51AQI
53AQI
46AQI
52AQI
53AQI
51AQI
54AQI
58AQI
58AQI
58AQI
52AQI
57AQI
56AQI
51AQI
51AQI
50AQI
55AQI
60AQI
57AQI
46AQI
37AQI
34AQI
38AQI
39AQI
40AQI
44AQI
43AQI
39AQI
32AQI
35AQI
48AQI
76AQI
53AQI
47AQI
38AQI
43AQI
39AQI
45AQI
43AQI
47AQI
51AQI
45AQI
42AQI
42AQI
45AQI
50AQI
53AQI
45AQI
34AQI
35AQI
33AQI
40AQI
42AQI
42AQI
38AQI
36AQI
34AQI
34AQI
38AQI
31AQI
30AQI
30AQI
28AQI
26AQI
31AQI
31AQI
30AQI
33AQI
27AQI
27AQI
29AQI
32AQI
33AQI
35AQI
39AQI
41AQI
41AQI
47AQI
45AQI
48AQI
49AQI
52AQI
51AQI
51AQI
50AQI
46AQI
42AQI
39AQI
39AQI
40AQI
37AQI
39AQI
39AQI
45AQI
40AQI
39AQI
41AQI
47AQI
54AQI
86AQI
58AQI
57AQI
67AQI
48AQI
38AQI
41AQI
54AQI
No. of days
202556AQI
Highest AQI recorded in
January86AQI
Lowest AQI recorded in
June38AQI
202450AQI
Highest AQI recorded in
December85AQI
Lowest AQI recorded in
July31AQI
202362AQI
Highest AQI recorded in
November80AQI
Lowest AQI recorded in
July23AQI
202247AQI
Highest AQI recorded in
September66AQI
Lowest AQI recorded in
July29AQI
202151AQI
Highest AQI recorded in
January87AQI
Lowest AQI recorded in
July34AQI
202050AQI
Highest AQI recorded in
December85AQI
Lowest AQI recorded in
June33AQI
Most & Least Polluted Years Over the Last 6 Years
Jiaji's annual 2025 AQI (56) shows an average percentage change of 8.9% (worsened AQI) compared to previous years: 2020 (50), 2021 (51), 2022 (47), 2023 (62), 2024 (50).