Yaozhou District, Tongchuan, Shaanxi, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
February Air Quality Analysis
Yaozhou District, Tongchuan, Shaanxi, China
AQI Trends: Highest and Lowest
Same Day Analysis (18th February):
On this day, AQI across the 1 years varied significantly: 2026 ranks 1st highest AQI at 129 of Poor air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 17th Feb - 18th Feb 2026
Yaozhou District, Tongchuan, Shaanxi, China
7 AM17th Feb 2026
6 PM
6 AM18th Feb 2026
153AQI
122AQI
162AQI
131AQI
In the last 24 hours,
Yaozhou District's AQI reached its highest point of 162 at 11 PM during the Night, while the lowest point, 122, was recorded at 5 PM during the Day between 17th Feb and 18th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Yaozhou District, Tongchuan, Shaanxi, China
-4°C-7/-1°C
-4°C-6/0°C
-4°C-9/2°C
-1°C-5/5°C
0°C-4/6°C
0°C-2/5°C
1°C-2/5°C
0°C-2/5°C
1°C-2/7°C
0°C-2/1°C
-1°C-3/1°C
2°C-2/5°C
2°C-1/6°C
1°C-3/7°C
3°C0/7°C
4°C0/9°C
4°C1/9°C
4°C1/8°C
1°C-2/5°C
0°C-3/5°C
2°C-1/9°C
3°C-1/8°C
3°C-2/9°C
6°C1/12°C
7°C2/14°C
10°C4/17°C
2°C-4/3°C
0°C-5/4°C
3°C-1/9°C
5°C0/11°C
123AQI
118AQI
141AQI
124AQI
2026 Days Vs Air Quality
Yaozhou District, Tongchuan, Shaanxi, China
31%
15
49%
24
20%
10
Total number of days with different AQI categories in last 50 days in 2026 (315 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2026, 0% of 50 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
Yaozhou District, Tongchuan, Shaanxi, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
146AQI (US)
160AQI (US)
193AQI (US)
165AQI (US)
104AQI (US)
77AQI (US)
79AQI (US)
70AQI (US)
74AQI (US)
64AQI (US)
67AQI (US)
91AQI (US)
98AQI (US)
101AQI (US)
123AQI (US)
101AQI (US)
135AQI (US)
171AQI (US)
77AQI (US)
74AQI (US)
97AQI (US)
131AQI (US)
147AQI (US)
154AQI (US)
151AQI (US)
139AQI (US)
139AQI (US)
170AQI (US)
113AQI (US)
132AQI (US)
161AQI (US)
157AQI (US)
145AQI (US)
117AQI (US)
150AQI (US)
150AQI (US)
147AQI (US)
112AQI (US)
86AQI (US)
113AQI (US)
83AQI (US)
125AQI (US)
151AQI (US)
120AQI (US)
129AQI (US)
60AQI (US)
77AQI (US)
138AQI (US)
129AQI (US)
119AQI (US)
122AQI (US)
No. of days
2026120AQI (US)
Highest AQI (US) recorded in
February122AQI (US)
Lowest AQI (US) recorded in
January119AQI (US)
202582AQI (US)
Highest AQI (US) recorded in
December130AQI (US)
Lowest AQI (US) recorded in
September58AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Yaozhou District's annual 2026 AQI (US) (120) shows an average percentage change of 47.1% (worsened AQI (US)) compared to previous years: 2025 (82).