Shangyu Environmental Protection Bureau, Yuyao, Zhejiang, 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
Shangyu Environmental Protection Bureau, Yuyao, Zhejiang, China
AQI Trends: Highest and Lowest
Same Day Analysis (17th February):
On this day, AQI across the 3 years varied significantly: 2026 ranks 1st highest AQI at 107 of Poor air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Feb - 17th Feb 2026
Shangyu Environmental Protection Bureau, Yuyao, Zhejiang, China
6 AM16th Feb 2026
5 PM
5 AM17th Feb 2026
78AQI
10AQI
110AQI
29AQI
In the last 24 hours,
Shangyu Environmental Protection Bureau's AQI reached its highest point of 110 at 5 AM during the Night, while the lowest point, 10, was recorded at 9 AM during the Day between 16th Feb and 17th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Shangyu Environmental Protection Bureau, Yuyao, Zhejiang, China
8°C4/11°C
3°C1/5°C
1°C-1/4°C
1°C-2/5°C
3°C-2/10°C
6°C1/13°C
9°C3/16°C
10°C7/14°C
6°C4/7°C
5°C2/9°C
7°C2/13°C
7°C5/7°C
5°C4/5°C
5°C2/8°C
5°C2/10°C
6°C2/12°C
10°C4/17°C
11°C9/15°C
6°C3/8°C
2°C1/4°C
1°C-1/4°C
4°C-2/10°C
8°C5/12°C
8°C4/13°C
9°C3/16°C
11°C6/18°C
14°C11/19°C
15°C12/20°C
6°C4/6°C
5°C4/8°C
110AQI
90AQI
101AQI
91AQI
2026 Days Vs Air Quality
Shangyu Environmental Protection Bureau, Yuyao, Zhejiang, China
4%
2
33%
16
48%
23
15%
7
Total number of days with different AQI categories in last 49 days in 2026 (316 days remaining)
Under WHO’s Safe Air Quality Limits: 4%
Health Risk Level:
Extreme
In 2026, 4% of 49 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
Shangyu Environmental Protection Bureau, Yuyao, Zhejiang, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
46AQI (US)
129AQI (US)
152AQI (US)
159AQI (US)
166AQI (US)
154AQI (US)
105AQI (US)
108AQI (US)
125AQI (US)
108AQI (US)
84AQI (US)
82AQI (US)
104AQI (US)
104AQI (US)
107AQI (US)
151AQI (US)
161AQI (US)
132AQI (US)
79AQI (US)
56AQI (US)
94AQI (US)
112AQI (US)
128AQI (US)
146AQI (US)
158AQI (US)
129AQI (US)
79AQI (US)
126AQI (US)
61AQI (US)
50AQI (US)
54AQI (US)
101AQI (US)
108AQI (US)
110AQI (US)
63AQI (US)
136AQI (US)
96AQI (US)
61AQI (US)
95AQI (US)
72AQI (US)
75AQI (US)
138AQI (US)
139AQI (US)
149AQI (US)
107AQI (US)
97AQI (US)
56AQI (US)
107AQI (US)
111AQI (US)
101AQI (US)
No. of days
2026107AQI (US)
Highest AQI (US) recorded in
January111AQI (US)
Lowest AQI (US) recorded in
February101AQI (US)
202580AQI (US)
Highest AQI (US) recorded in
January112AQI (US)
Lowest AQI (US) recorded in
July48AQI (US)
202474AQI (US)
Highest AQI (US) recorded in
January142AQI (US)
Lowest AQI (US) recorded in
July50AQI (US)
2023119AQI (US)
Highest AQI (US) recorded in
December122AQI (US)
Lowest AQI (US) recorded in
November84AQI (US)
2021117AQI (US)
Highest AQI (US) recorded in
January117AQI (US)
Lowest AQI (US) recorded in
January117AQI (US)
202077AQI (US)
Highest AQI (US) recorded in
December122AQI (US)
Lowest AQI (US) recorded in
August53AQI (US)
Most & Least Polluted Years Over the Last 6 Years
Shangyu Environmental Protection Bureau's annual 2026 AQI (US) (107) shows an average percentage change of 20.2% (worsened AQI (US)) compared to previous years: 2020 (77), 2021 (117), 2023 (119), 2024 (74), 2025 (80).