Shitouyuan middle school, Wencheng, Hainan, China 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
Shitouyuan middle school, Wencheng, Hainan, China
AQI Trends: Highest and Lowest
Same Day Analysis (25th October ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 72 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 25th Oct - 26th Oct 2025
Shitouyuan middle school, Wencheng, Hainan, China
6 AM25th Oct 2025
6 PM
5 AM26th Oct 2025
79AQI
69AQI
81AQI
76AQI
In the last 24 hours,
Shitouyuan middle school's AQI reached its highest point of 81 at 4 AM during the Night, while the lowest point, 69, was recorded at 6 AM during the Day between 25th Oct and 26th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Shitouyuan middle school, Wencheng, Hainan, China
27°C25/29°C
28°C27/30°C
26°C26/27°C
27°C27/28°C
27°C25/30°C
27°C25/30°C
27°C25/31°C
27°C26/31°C
27°C24/31°C
25°C23/25°C
26°C24/29°C
27°C25/30°C
26°C24/30°C
27°C24/30°C
27°C25/30°C
27°C25/30°C
27°C25/30°C
27°C25/29°C
27°C25/30°C
27°C25/30°C
27°C25/30°C
27°C25/30°C
27°C24/30°C
27°C24/30°C
25°C24/27°C
23°C21/24°C
21°C20/21°C
21°C21/22°C
22°C21/24°C
23°C22/25°C
--°C/°C
48AQI
48AQI
57AQI
52AQI
2025 Days Vs Air Quality
Shitouyuan middle school, Wencheng, Hainan, China
60%
178
39%
116
1%
4
Total number of days with different AQI categories in last 299 days in 2025 (66 days remaining)
Under WHO’s Safe Air Quality Limits: 60%
Health Risk Level:
Moderate
In 2025, 60% of 299 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
Shitouyuan middle school, Wencheng, Hainan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
97AQI
68AQI
81AQI
90AQI
102AQI
116AQI
90AQI
92AQI
115AQI
110AQI
92AQI
84AQI
77AQI
74AQI
81AQI
95AQI
87AQI
86AQI
93AQI
92AQI
79AQI
88AQI
78AQI
59AQI
62AQI
58AQI
59AQI
64AQI
84AQI
62AQI
62AQI
47AQI
47AQI
46AQI
48AQI
54AQI
56AQI
69AQI
59AQI
66AQI
56AQI
57AQI
46AQI
63AQI
46AQI
65AQI
45AQI
59AQI
81AQI
69AQI
71AQI
59AQI
47AQI
56AQI
49AQI
57AQI
68AQI
65AQI
58AQI
58AQI
55AQI
58AQI
43AQI
43AQI
30AQI
41AQI
41AQI
63AQI
60AQI
57AQI
47AQI
44AQI
37AQI
51AQI
46AQI
68AQI
73AQI
76AQI
76AQI
81AQI
77AQI
79AQI
73AQI
68AQI
52AQI
55AQI
50AQI
47AQI
38AQI
38AQI
42AQI
54AQI
52AQI
50AQI
51AQI
44AQI
54AQI
53AQI
56AQI
55AQI
51AQI
51AQI
87AQI
84AQI
88AQI
78AQI
72AQI
58AQI
49AQI
48AQI
53AQI
56AQI
50AQI
51AQI
45AQI
47AQI
43AQI
47AQI
50AQI
51AQI
49AQI
57AQI
56AQI
55AQI
51AQI
54AQI
53AQI
50AQI
48AQI
48AQI
51AQI
57AQI
53AQI
47AQI
42AQI
39AQI
42AQI
43AQI
43AQI
42AQI
43AQI
42AQI
40AQI
39AQI
46AQI
58AQI
52AQI
48AQI
43AQI
45AQI
42AQI
44AQI
44AQI
45AQI
49AQI
45AQI
44AQI
44AQI
41AQI
48AQI
48AQI
45AQI
38AQI
40AQI
39AQI
41AQI
42AQI
44AQI
38AQI
35AQI
34AQI
32AQI
35AQI
30AQI
28AQI
28AQI
25AQI
25AQI
28AQI
28AQI
29AQI
29AQI
28AQI
28AQI
28AQI
33AQI
35AQI
35AQI
38AQI
42AQI
41AQI
50AQI
45AQI
48AQI
47AQI
53AQI
50AQI
53AQI
48AQI
46AQI
38AQI
41AQI
42AQI
35AQI
31AQI
39AQI
37AQI
43AQI
36AQI
36AQI
41AQI
48AQI
54AQI
54AQI
56AQI
57AQI
55AQI
54AQI
52AQI
45AQI
47AQI
42AQI
45AQI
46AQI
43AQI
41AQI
36AQI
32AQI
32AQI
30AQI
33AQI
35AQI
35AQI
34AQI
39AQI
35AQI
32AQI
32AQI
37AQI
41AQI
39AQI
35AQI
34AQI
34AQI
34AQI
36AQI
35AQI
28AQI
30AQI
41AQI
36AQI
34AQI
32AQI
32AQI
31AQI
30AQI
28AQI
28AQI
27AQI
27AQI
27AQI
26AQI
33AQI
32AQI
33AQI
37AQI
35AQI
36AQI
30AQI
42AQI
30AQI
44AQI
45AQI
42AQI
40AQI
32AQI
41AQI
56AQI
86AQI
49AQI
41AQI
58AQI
64AQI
58AQI
50AQI
41AQI
28AQI
44AQI
57AQI
60AQI
72AQI
77AQI
70AQI
54AQI
41AQI
49AQI
65AQI
72AQI
83AQI
57AQI
56AQI
56AQI
48AQI
38AQI
40AQI
41AQI
33AQI
54AQI
No. of days
202551AQI
Highest AQI recorded in
January83AQI
Lowest AQI recorded in
September33AQI
202450AQI
Highest AQI recorded in
December84AQI
Lowest AQI recorded in
July30AQI
202356AQI
Highest AQI recorded in
December56AQI
Lowest AQI recorded in
November55AQI
202244AQI
Highest AQI recorded in
January44AQI
Lowest AQI recorded in
January44AQI
Most & Least Polluted Years Over the Last 4 Years
Shitouyuan middle school's annual 2025 AQI (51) shows an average percentage change of 2.1% (worsened AQI) compared to previous years: 2022 (44), 2023 (56), 2024 (50).