United Nations International School Of Hanoi, Hanoi, Ha Noi, Vietnam 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
United Nations International School Of Hanoi, Hanoi, Ha Noi, Vietnam
AQI Trends: Highest and Lowest
Same Day Analysis (12th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 94 of Moderate air quality on the same day.
Day & Night AQI Trend: 12th Jul - 13th Jul 2026
United Nations International School Of Hanoi, Hanoi, Ha Noi, Vietnam
5 AM12th Jul 2026
6 PM
4 AM13th Jul 2026
142AQI
64AQI
90AQI
51AQI
In the last 24 hours,
United Nations International School Of Hanoi's AQI reached its highest point of 142 at 8 AM during the Day, while the lowest point, 51, was recorded at 8 PM during the Night between 12th Jul and 13th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
United Nations International School Of Hanoi, Hanoi, Ha Noi, Vietnam
31°C28/38°C
31°C28/37°C
28°C27/29°C
28°C25/31°C
30°C27/37°C
30°C29/31°C
30°C27/36°C
32°C27/38°C
33°C28/40°C
34°C29/39°C
35°C30/41°C
32°C29/38°C
28°C27/32°C
30°C27/35°C
31°C28/37°C
30°C27/37°C
29°C27/34°C
29°C26/34°C
30°C27/33°C
30°C27/34°C
29°C27/33°C
29°C27/33°C
28°C26/34°C
30°C26/36°C
30°C26/35°C
29°C27/34°C
29°C26/34°C
30°C27/35°C
30°C27/34°C
31°C27/35°C
76AQI
63AQI
73AQI
64AQI
2026 Days Vs Air Quality
United Nations International School Of Hanoi, Hanoi, Ha Noi, Vietnam
4%
8
43%
81
41%
78
12%
23
Total number of days with different AQI categories in last 194 days in 2026 (171 days remaining)
Under WHO’s Safe Air Quality Limits: 4%
Health Risk Level:
Extreme
In 2026, 4% of 194 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
United Nations International School Of Hanoi, Hanoi, Ha Noi, Vietnam
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
133AQI (US)
92AQI (US)
137AQI (US)
163AQI (US)
116AQI (US)
90AQI (US)
137AQI (US)
154AQI (US)
182AQI (US)
174AQI (US)
169AQI (US)
158AQI (US)
191AQI (US)
173AQI (US)
169AQI (US)
157AQI (US)
146AQI (US)
148AQI (US)
143AQI (US)
125AQI (US)
108AQI (US)
76AQI (US)
101AQI (US)
137AQI (US)
151AQI (US)
165AQI (US)
177AQI (US)
161AQI (US)
150AQI (US)
132AQI (US)
125AQI (US)
128AQI (US)
155AQI (US)
163AQI (US)
167AQI (US)
170AQI (US)
160AQI (US)
90AQI (US)
95AQI (US)
59AQI (US)
114AQI (US)
119AQI (US)
145AQI (US)
125AQI (US)
113AQI (US)
94AQI (US)
102AQI (US)
138AQI (US)
138AQI (US)
142AQI (US)
98AQI (US)
132AQI (US)
90AQI (US)
92AQI (US)
76AQI (US)
108AQI (US)
129AQI (US)
134AQI (US)
103AQI (US)
102AQI (US)
72AQI (US)
72AQI (US)
93AQI (US)
141AQI (US)
146AQI (US)
131AQI (US)
106AQI (US)
100AQI (US)
48AQI (US)
101AQI (US)
131AQI (US)
133AQI (US)
114AQI (US)
116AQI (US)
97AQI (US)
87AQI (US)
101AQI (US)
104AQI (US)
90AQI (US)
110AQI (US)
109AQI (US)
98AQI (US)
80AQI (US)
69AQI (US)
102AQI (US)
99AQI (US)
78AQI (US)
77AQI (US)
123AQI (US)
137AQI (US)
104AQI (US)
139AQI (US)
155AQI (US)
136AQI (US)
147AQI (US)
165AQI (US)
163AQI (US)
146AQI (US)
145AQI (US)
146AQI (US)
155AQI (US)
146AQI (US)
134AQI (US)
139AQI (US)
127AQI (US)
111AQI (US)
132AQI (US)
123AQI (US)
120AQI (US)
106AQI (US)
80AQI (US)
86AQI (US)
85AQI (US)
77AQI (US)
61AQI (US)
59AQI (US)
48AQI (US)
52AQI (US)
87AQI (US)
89AQI (US)
71AQI (US)
62AQI (US)
101AQI (US)
93AQI (US)
79AQI (US)
82AQI (US)
126AQI (US)
118AQI (US)
91AQI (US)
73AQI (US)
83AQI (US)
104AQI (US)
77AQI (US)
75AQI (US)
70AQI (US)
54AQI (US)
62AQI (US)
72AQI (US)
69AQI (US)
55AQI (US)
62AQI (US)
58AQI (US)
55AQI (US)
107AQI (US)
67AQI (US)
108AQI (US)
101AQI (US)
117AQI (US)
118AQI (US)
103AQI (US)
106AQI (US)
120AQI (US)
89AQI (US)
100AQI (US)
50AQI (US)
62AQI (US)
61AQI (US)
84AQI (US)
118AQI (US)
112AQI (US)
77AQI (US)
86AQI (US)
102AQI (US)
122AQI (US)
93AQI (US)
85AQI (US)
61AQI (US)
53AQI (US)
54AQI (US)
50AQI (US)
52AQI (US)
51AQI (US)
57AQI (US)
36AQI (US)
91AQI (US)
74AQI (US)
75AQI (US)
43AQI (US)
64AQI (US)
83AQI (US)
75AQI (US)
46AQI (US)
52AQI (US)
35AQI (US)
86AQI (US)
83AQI (US)
82AQI (US)
60AQI (US)
94AQI (US)
94AQI (US)
143AQI (US)
121AQI (US)
102AQI (US)
117AQI (US)
82AQI (US)
80AQI (US)
71AQI (US)
No. of days
2026105AQI (US)
Highest AQI (US) recorded in
January143AQI (US)
Lowest AQI (US) recorded in
July71AQI (US)
202596AQI (US)
Highest AQI (US) recorded in
December151AQI (US)
Lowest AQI (US) recorded in
August48AQI (US)
2024113AQI (US)
Highest AQI (US) recorded in
March154AQI (US)
Lowest AQI (US) recorded in
July59AQI (US)
2023127AQI (US)
Highest AQI (US) recorded in
December160AQI (US)
Lowest AQI (US) recorded in
July75AQI (US)
2022101AQI (US)
Highest AQI (US) recorded in
January143AQI (US)
Lowest AQI (US) recorded in
July64AQI (US)
202169AQI (US)
Highest AQI (US) recorded in
December159AQI (US)
Lowest AQI (US) recorded in
August0AQI (US)
202070AQI (US)
Highest AQI (US) recorded in
November132AQI (US)
Lowest AQI (US) recorded in
September26AQI (US)
Most & Least Polluted Years Over the Last 7 Years
United Nations International School Of Hanoi's annual 2026 AQI (US) (105) shows an average percentage change of 15.1% (worsened AQI (US)) compared to previous years: 2020 (70), 2021 (69), 2022 (101), 2023 (127), 2024 (113), 2025 (96).