Huanglong County Tourism Bureau, Hancheng, 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
Huanglong County Tourism Bureau, Hancheng, Shaanxi, China
AQI Trends: Highest and Lowest
Same Day Analysis (6th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 91 of Moderate air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Feb - 6th Feb 2026
Huanglong County Tourism Bureau, Hancheng, Shaanxi, China
7 AM5th Feb 2026
6 PM
6 AM6th Feb 2026
106AQI
71AQI
128AQI
74AQI
In the last 24 hours,
Huanglong County Tourism Bureau's AQI reached its highest point of 128 at 8 PM during the Night, while the lowest point, 71, was recorded at 10 AM during the Day between 5th Feb and 6th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Huanglong County Tourism Bureau, Hancheng, Shaanxi, China
-3°C-6/1°C
-2°C-5/4°C
-3°C-6/0°C
-4°C-8/0°C
-1°C-5/5°C
1°C-2/5°C
2°C-1/6°C
3°C0/7°C
1°C-1/4°C
1°C-1/3°C
0°C-2/3°C
-5°C-9/-3°C
-7°C-9/-3°C
-6°C-8/-3°C
-4°C-7/-1°C
-1°C-4/3°C
0°C-2/4°C
0°C-2/3°C
-1°C-3/3°C
0°C-2/3°C
1°C-2/6°C
0°C-2/2°C
-2°C-3/1°C
1°C-1/3°C
1°C-1/4°C
1°C-2/5°C
2°C0/5°C
4°C1/9°C
4°C2/7°C
2°C-1/6°C
92AQI
86AQI
111AQI
93AQI
2026 Days Vs Air Quality
Huanglong County Tourism Bureau, Hancheng, Shaanxi, China
3%
1
57%
21
35%
13
5%
2
Total number of days with different AQI categories in last 38 days in 2026 (327 days remaining)
Under WHO’s Safe Air Quality Limits: 3%
Health Risk Level:
Extreme
In 2026, 3% of 38 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
Huanglong County Tourism Bureau, Hancheng, Shaanxi, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
131AQI (US)
141AQI (US)
170AQI (US)
140AQI (US)
86AQI (US)
62AQI (US)
64AQI (US)
62AQI (US)
68AQI (US)
67AQI (US)
58AQI (US)
70AQI (US)
78AQI (US)
122AQI (US)
105AQI (US)
67AQI (US)
123AQI (US)
142AQI (US)
63AQI (US)
46AQI (US)
75AQI (US)
87AQI (US)
91AQI (US)
89AQI (US)
96AQI (US)
128AQI (US)
103AQI (US)
137AQI (US)
151AQI (US)
142AQI (US)
135AQI (US)
112AQI (US)
93AQI (US)
72AQI (US)
95AQI (US)
93AQI (US)
91AQI (US)
100AQI (US)
93AQI (US)
No. of days
202699AQI (US)
Highest AQI (US) recorded in
January100AQI (US)
Lowest AQI (US) recorded in
February93AQI (US)
202582AQI (US)
Highest AQI (US) recorded in
December120AQI (US)
Lowest AQI (US) recorded in
September54AQI (US)
202476AQI (US)
Highest AQI (US) recorded in
February120AQI (US)
Lowest AQI (US) recorded in
July59AQI (US)
202375AQI (US)
Highest AQI (US) recorded in
March129AQI (US)
Lowest AQI (US) recorded in
September32AQI (US)
202277AQI (US)
Highest AQI (US) recorded in
January105AQI (US)
Lowest AQI (US) recorded in
July60AQI (US)
202174AQI (US)
Highest AQI (US) recorded in
March153AQI (US)
Lowest AQI (US) recorded in
September40AQI (US)
202072AQI (US)
Highest AQI (US) recorded in
November91AQI (US)
Lowest AQI (US) recorded in
August52AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Huanglong County Tourism Bureau's annual 2026 AQI (US) (99) shows an average percentage change of 30.2% (worsened AQI (US)) compared to previous years: 2020 (72), 2021 (74), 2022 (77), 2023 (75), 2024 (76), 2025 (82).