Janshan Langxia, Pinghu, Zhejiang, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Janshan Langxia, Pinghu, Zhejiang, China
AQI Trends: Highest and Lowest
Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 50 of Good air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Janshan Langxia, Pinghu, Zhejiang, China
4 AM2nd Jul 2025
7 PM
3 AM3rd Jul 2025
53AQI
41AQI
52AQI
50AQI
In the last 24 hours,
Janshan Langxia's AQI reached its highest point of 53 at 4 PM during the Day, while the lowest point, 41, was recorded at 11 AM during the Day between 2nd Jul and 3rd Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Janshan Langxia, Pinghu, Zhejiang, China
22°C18/25°C
24°C21/28°C
24°C22/28°C
25°C22/28°C
25°C23/28°C
23°C21/25°C
23°C22/25°C
22°C20/23°C
21°C21/22°C
22°C21/23°C
24°C23/25°C
26°C24/29°C
24°C22/25°C
24°C20/28°C
27°C24/31°C
26°C24/29°C
27°C25/29°C
27°C25/30°C
27°C23/31°C
23°C22/24°C
23°C22/23°C
23°C21/25°C
23°C22/25°C
26°C24/30°C
28°C25/32°C
27°C24/30°C
27°C25/30°C
28°C26/30°C
28°C26/30°C
28°C26/30°C
0°C0/0°C
57AQI
57AQI
58AQI
58AQI
2025 Days Vs Air Quality
Janshan Langxia, Pinghu, Zhejiang, China
9%
16
63%
115
26%
47
3%
5
Total number of days with different AQI categories in last 184 days in 2025 (181 days remaining)
Under WHO’s Safe Air Quality Limits: 9%
Health Risk Level:
Extreme
In 2025, 9% of 184 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Janshan Langxia, Pinghu, Zhejiang, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
99AQI
95AQI
112AQI
80AQI
131AQI
124AQI
130AQI
134AQI
80AQI
88AQI
105AQI
110AQI
139AQI
137AQI
84AQI
105AQI
119AQI
123AQI
144AQI
162AQI
169AQI
115AQI
104AQI
90AQI
69AQI
82AQI
68AQI
79AQI
109AQI
86AQI
78AQI
58AQI
92AQI
105AQI
110AQI
90AQI
90AQI
76AQI
64AQI
76AQI
81AQI
61AQI
131AQI
73AQI
83AQI
73AQI
117AQI
81AQI
82AQI
83AQI
60AQI
62AQI
86AQI
87AQI
128AQI
138AQI
156AQI
156AQI
108AQI
104AQI
102AQI
65AQI
64AQI
60AQI
68AQI
86AQI
119AQI
73AQI
98AQI
92AQI
72AQI
71AQI
60AQI
53AQI
81AQI
74AQI
73AQI
79AQI
109AQI
87AQI
108AQI
105AQI
104AQI
107AQI
134AQI
104AQI
90AQI
95AQI
67AQI
60AQI
71AQI
106AQI
82AQI
81AQI
103AQI
115AQI
101AQI
111AQI
114AQI
120AQI
110AQI
179AQI
93AQI
93AQI
76AQI
88AQI
88AQI
94AQI
99AQI
101AQI
84AQI
96AQI
101AQI
127AQI
77AQI
74AQI
71AQI
82AQI
72AQI
77AQI
83AQI
78AQI
80AQI
53AQI
71AQI
107AQI
84AQI
75AQI
56AQI
66AQI
66AQI
81AQI
72AQI
70AQI
85AQI
98AQI
105AQI
99AQI
86AQI
90AQI
68AQI
76AQI
43AQI
85AQI
86AQI
79AQI
65AQI
69AQI
71AQI
88AQI
83AQI
50AQI
59AQI
76AQI
102AQI
72AQI
79AQI
81AQI
57AQI
74AQI
65AQI
70AQI
50AQI
43AQI
59AQI
44AQI
54AQI
67AQI
67AQI
63AQI
55AQI
54AQI
41AQI
37AQI
38AQI
44AQI
47AQI
48AQI
47AQI
44AQI
48AQI
49AQI
50AQI
108AQI
93AQI
86AQI
96AQI
78AQI
58AQI
50AQI
No. of days
202586AQI
Highest AQI recorded in
January108AQI
Lowest AQI recorded in
July50AQI
202484AQI
Highest AQI recorded in
January130AQI
Lowest AQI recorded in
July52AQI
202386AQI
Highest AQI recorded in
December121AQI
Lowest AQI recorded in
July57AQI
202283AQI
Highest AQI recorded in
January109AQI
Lowest AQI recorded in
October63AQI
202181AQI
Highest AQI recorded in
December114AQI
Lowest AQI recorded in
February48AQI
202081AQI
Highest AQI recorded in
December115AQI
Lowest AQI recorded in
June62AQI
Most & Least Polluted Years Over the Last 6 Years
Janshan Langxia's annual 2025 AQI (86) shows an average percentage change of 4.04% (worsened AQI) compared to previous years: 2020 (81), 2021 (81), 2022 (83), 2023 (86), 2024 (84).