Weather Monitoring Station, Nanyang, Henan, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
March Air Quality Analysis
Weather Monitoring Station, Nanyang, Henan, China
AQI Trends: Highest and Lowest
Same Day Analysis (13th March):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 150 of Poor air quality, showing improvement over 2025 and 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 12th Mar - 13th Mar 2026
Weather Monitoring Station, Nanyang, Henan, China
7 AM12th Mar 2026
6 PM
6 AM13th Mar 2026
178AQI
152AQI
178AQI
159AQI
In the last 24 hours,
Weather Monitoring Station's AQI reached its highest point of 178 at 9 AM during the Day, while the lowest point, 152, was recorded at 8 AM during the Day between 12th Mar and 13th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Weather Monitoring Station, Nanyang, Henan, China
10°C4/16°C
12°C6/18°C
14°C8/21°C
8°C4/10°C
4°C1/7°C
5°C0/12°C
8°C3/14°C
11°C6/19°C
13°C6/21°C
15°C9/24°C
14°C10/19°C
8°C3/12°C
8°C3/15°C
9°C4/15°C
10°C8/13°C
10°C7/13°C
8°C5/10°C
4°C4/4°C
5°C3/10°C
8°C3/14°C
10°C6/16°C
10°C7/15°C
8°C5/10°C
5°C3/8°C
9°C3/15°C
11°C8/15°C
11°C5/18°C
13°C8/19°C
12°C8/17°C
13°C7/19°C
123AQI
100AQI
120AQI
103AQI
2026 Days Vs Air Quality
Weather Monitoring Station, Nanyang, Henan, China
18%
13
53%
38
29%
21
Total number of days with different AQI categories in last 73 days in 2026 (292 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2026, 0% of 73 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
Weather Monitoring Station, Nanyang, Henan, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
116AQI (US)
157AQI (US)
173AQI (US)
163AQI (US)
161AQI (US)
95AQI (US)
81AQI (US)
108AQI (US)
98AQI (US)
128AQI (US)
84AQI (US)
116AQI (US)
161AQI (US)
159AQI (US)
140AQI (US)
163AQI (US)
164AQI (US)
133AQI (US)
111AQI (US)
125AQI (US)
140AQI (US)
146AQI (US)
149AQI (US)
161AQI (US)
167AQI (US)
174AQI (US)
167AQI (US)
165AQI (US)
161AQI (US)
157AQI (US)
157AQI (US)
148AQI (US)
126AQI (US)
112AQI (US)
117AQI (US)
148AQI (US)
129AQI (US)
117AQI (US)
144AQI (US)
141AQI (US)
129AQI (US)
137AQI (US)
127AQI (US)
148AQI (US)
151AQI (US)
107AQI (US)
68AQI (US)
115AQI (US)
119AQI (US)
109AQI (US)
104AQI (US)
100AQI (US)
118AQI (US)
103AQI (US)
70AQI (US)
71AQI (US)
51AQI (US)
93AQI (US)
87AQI (US)
55AQI (US)
62AQI (US)
112AQI (US)
111AQI (US)
138AQI (US)
145AQI (US)
132AQI (US)
144AQI (US)
154AQI (US)
161AQI (US)
156AQI (US)
166AQI (US)
150AQI (US)
141AQI (US)
114AQI (US)
130AQI (US)
No. of days
2026129AQI (US)
Highest AQI (US) recorded in
January141AQI (US)
Lowest AQI (US) recorded in
February114AQI (US)
2025100AQI (US)
Highest AQI (US) recorded in
December160AQI (US)
Lowest AQI (US) recorded in
September50AQI (US)
2024103AQI (US)
Highest AQI (US) recorded in
January160AQI (US)
Lowest AQI (US) recorded in
July50AQI (US)
2023104AQI (US)
Highest AQI (US) recorded in
January173AQI (US)
Lowest AQI (US) recorded in
July60AQI (US)
2022100AQI (US)
Highest AQI (US) recorded in
December150AQI (US)
Lowest AQI (US) recorded in
July59AQI (US)
2021145AQI (US)
Highest AQI (US) recorded in
January174AQI (US)
Lowest AQI (US) recorded in
April103AQI (US)
2020104AQI (US)
Highest AQI (US) recorded in
December169AQI (US)
Lowest AQI (US) recorded in
August69AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Weather Monitoring Station's annual 2026 AQI (US) (129) shows an average percentage change of 19.5% (worsened AQI (US)) compared to previous years: 2020 (104), 2021 (145), 2022 (100), 2023 (104), 2024 (103), 2025 (100).