Langfang, Hebei, 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
Langfang, Hebei, China
AQI Trends: Highest and Lowest
Same Day Analysis (18th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 56 of Moderate air quality, showing improvement over 2025, 2023 and 2022 on the same day.
Day & Night AQI Trend: 17th Jul - 18th Jul 2026
Langfang, Hebei, China
4 AM17th Jul 2026
7 PM
3 AM18th Jul 2026
75AQI
21AQI
75AQI
32AQI
In the last 24 hours,
Langfang's AQI reached its highest point of 75 at 4 AM during the Night, while the lowest point, 21, was recorded at 12 PM during the Day between 17th Jul and 18th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Langfang, Hebei, China
25°C23/28°C
25°C21/30°C
24°C19/29°C
26°C20/33°C
25°C19/33°C
26°C19/32°C
26°C19/32°C
28°C22/35°C
29°C23/37°C
27°C22/34°C
23°C21/28°C
23°C20/25°C
25°C21/30°C
29°C23/36°C
30°C23/38°C
30°C24/38°C
27°C22/35°C
27°C21/35°C
28°C22/35°C
29°C22/36°C
28°C23/36°C
26°C24/30°C
26°C24/29°C
28°C26/31°C
26°C25/31°C
29°C24/34°C
29°C24/35°C
29°C25/34°C
27°C23/31°C
27°C22/32°C
64AQI
55AQI
69AQI
58AQI
2026 Days Vs Air Quality
Langfang, Hebei, China
21%
41
41%
82
32%
63
7%
13
Total number of days with different AQI categories in last 199 days in 2026 (166 days remaining)
Under WHO’s Safe Air Quality Limits: 21%
Health Risk Level:
Very high
In 2026, 21% of 199 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Langfang, Hebei, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
50AQI (US)
82AQI (US)
146AQI (US)
168AQI (US)
116AQI (US)
158AQI (US)
36AQI (US)
114AQI (US)
152AQI (US)
38AQI (US)
36AQI (US)
105AQI (US)
58AQI (US)
116AQI (US)
161AQI (US)
124AQI (US)
67AQI (US)
68AQI (US)
29AQI (US)
28AQI (US)
44AQI (US)
111AQI (US)
94AQI (US)
144AQI (US)
103AQI (US)
96AQI (US)
74AQI (US)
107AQI (US)
117AQI (US)
151AQI (US)
128AQI (US)
105AQI (US)
35AQI (US)
97AQI (US)
150AQI (US)
85AQI (US)
23AQI (US)
39AQI (US)
48AQI (US)
91AQI (US)
110AQI (US)
115AQI (US)
157AQI (US)
165AQI (US)
115AQI (US)
47AQI (US)
33AQI (US)
117AQI (US)
81AQI (US)
126AQI (US)
142AQI (US)
121AQI (US)
60AQI (US)
44AQI (US)
89AQI (US)
133AQI (US)
129AQI (US)
75AQI (US)
113AQI (US)
137AQI (US)
157AQI (US)
160AQI (US)
143AQI (US)
128AQI (US)
92AQI (US)
141AQI (US)
140AQI (US)
70AQI (US)
136AQI (US)
126AQI (US)
148AQI (US)
140AQI (US)
106AQI (US)
104AQI (US)
127AQI (US)
144AQI (US)
65AQI (US)
79AQI (US)
92AQI (US)
106AQI (US)
115AQI (US)
147AQI (US)
165AQI (US)
168AQI (US)
174AQI (US)
85AQI (US)
135AQI (US)
135AQI (US)
52AQI (US)
76AQI (US)
69AQI (US)
79AQI (US)
114AQI (US)
100AQI (US)
73AQI (US)
24AQI (US)
38AQI (US)
78AQI (US)
107AQI (US)
94AQI (US)
69AQI (US)
105AQI (US)
84AQI (US)
131AQI (US)
155AQI (US)
124AQI (US)
125AQI (US)
112AQI (US)
111AQI (US)
79AQI (US)
87AQI (US)
74AQI (US)
97AQI (US)
99AQI (US)
88AQI (US)
81AQI (US)
51AQI (US)
54AQI (US)
36AQI (US)
80AQI (US)
107AQI (US)
64AQI (US)
34AQI (US)
59AQI (US)
93AQI (US)
79AQI (US)
48AQI (US)
70AQI (US)
96AQI (US)
100AQI (US)
99AQI (US)
109AQI (US)
136AQI (US)
131AQI (US)
128AQI (US)
78AQI (US)
67AQI (US)
63AQI (US)
62AQI (US)
70AQI (US)
79AQI (US)
90AQI (US)
85AQI (US)
77AQI (US)
73AQI (US)
52AQI (US)
60AQI (US)
30AQI (US)
41AQI (US)
62AQI (US)
78AQI (US)
79AQI (US)
114AQI (US)
78AQI (US)
41AQI (US)
31AQI (US)
46AQI (US)
22AQI (US)
32AQI (US)
24AQI (US)
58AQI (US)
28AQI (US)
65AQI (US)
69AQI (US)
58AQI (US)
120AQI (US)
70AQI (US)
41AQI (US)
125AQI (US)
128AQI (US)
46AQI (US)
33AQI (US)
57AQI (US)
85AQI (US)
102AQI (US)
45AQI (US)
35AQI (US)
58AQI (US)
94AQI (US)
101AQI (US)
59AQI (US)
65AQI (US)
104AQI (US)
102AQI (US)
64AQI (US)
44AQI (US)
40AQI (US)
62AQI (US)
59AQI (US)
64AQI (US)
41AQI (US)
57AQI (US)
23AQI (US)
49AQI (US)
44AQI (US)
44AQI (US)
74AQI (US)
41AQI (US)
56AQI (US)
97AQI (US)
94AQI (US)
122AQI (US)
87AQI (US)
78AQI (US)
65AQI (US)
57AQI (US)
No. of days
202688AQI (US)
Highest AQI (US) recorded in
March122AQI (US)
Lowest AQI (US) recorded in
July57AQI (US)
202590AQI (US)
Highest AQI (US) recorded in
November115AQI (US)
Lowest AQI (US) recorded in
August62AQI (US)
202484AQI (US)
Highest AQI (US) recorded in
October110AQI (US)
Lowest AQI (US) recorded in
August53AQI (US)
202388AQI (US)
Highest AQI (US) recorded in
March116AQI (US)
Lowest AQI (US) recorded in
August70AQI (US)
202286AQI (US)
Highest AQI (US) recorded in
January101AQI (US)
Lowest AQI (US) recorded in
July66AQI (US)
202190AQI (US)
Highest AQI (US) recorded in
March161AQI (US)
Lowest AQI (US) recorded in
July48AQI (US)
202098AQI (US)
Highest AQI (US) recorded in
October108AQI (US)
Lowest AQI (US) recorded in
September78AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Langfang's annual 2026 AQI (US) (88) shows an average percentage change of -1.2% (improved AQI (US)) compared to previous years: 2020 (98), 2021 (90), 2022 (86), 2023 (88), 2024 (84), 2025 (90).