Agricultural Science Academy, Tongshan, Jiangsu, 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
Agricultural Science Academy, Tongshan, Jiangsu, China
AQI Trends: Highest and Lowest
Same Day Analysis (9th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 112 of Poor air quality, showing improvement over 2024 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Feb - 9th Feb 2026
Agricultural Science Academy, Tongshan, Jiangsu, China
7 AM8th Feb 2026
5 PM
6 AM9th Feb 2026
136AQI
68AQI
153AQI
75AQI
In the last 24 hours,
Agricultural Science Academy's AQI reached its highest point of 153 at 2 AM during the Night, while the lowest point, 68, was recorded at 3 PM during the Day between 8th Feb and 9th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Agricultural Science Academy, Tongshan, Jiangsu, China
0°C-3/3°C
6°C0/13°C
6°C2/11°C
9°C5/14°C
10°C5/17°C
10°C3/16°C
3°C-1/7°C
2°C0/4°C
-2°C-5/-1°C
-5°C-8/-3°C
-3°C-5/0°C
-2°C-6/2°C
0°C-4/5°C
1°C-2/7°C
2°C-1/7°C
2°C1/4°C
3°C0/6°C
3°C-1/8°C
4°C0/8°C
4°C2/7°C
4°C0/7°C
6°C2/10°C
6°C2/11°C
7°C3/12°C
9°C4/14°C
10°C3/16°C
0°C-2/2°C
0°C-3/4°C
1°C-3/6°C
3°C-2/8°C
132AQI
124AQI
128AQI
124AQI
2026 Days Vs Air Quality
Agricultural Science Academy, Tongshan, Jiangsu, China
25%
10
40%
16
35%
14
Total number of days with different AQI categories in last 41 days in 2026 (324 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2026, 0% of 41 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
Agricultural Science Academy, Tongshan, Jiangsu, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
100AQI (US)
105AQI (US)
152AQI (US)
156AQI (US)
176AQI (US)
176AQI (US)
136AQI (US)
118AQI (US)
126AQI (US)
85AQI (US)
76AQI (US)
105AQI (US)
161AQI (US)
168AQI (US)
160AQI (US)
172AQI (US)
100AQI (US)
82AQI (US)
83AQI (US)
82AQI (US)
93AQI (US)
132AQI (US)
149AQI (US)
162AQI (US)
144AQI (US)
105AQI (US)
144AQI (US)
136AQI (US)
130AQI (US)
129AQI (US)
110AQI (US)
156AQI (US)
160AQI (US)
165AQI (US)
160AQI (US)
155AQI (US)
70AQI (US)
81AQI (US)
101AQI (US)
112AQI (US)
128AQI (US)
129AQI (US)
No. of days
2026128AQI (US)
Highest AQI (US) recorded in
February129AQI (US)
Lowest AQI (US) recorded in
January128AQI (US)
2025102AQI (US)
Highest AQI (US) recorded in
January143AQI (US)
Lowest AQI (US) recorded in
August60AQI (US)
2024105AQI (US)
Highest AQI (US) recorded in
January147AQI (US)
Lowest AQI (US) recorded in
July70AQI (US)
2023106AQI (US)
Highest AQI (US) recorded in
January142AQI (US)
Lowest AQI (US) recorded in
July64AQI (US)
2022103AQI (US)
Highest AQI (US) recorded in
January162AQI (US)
Lowest AQI (US) recorded in
July54AQI (US)
2021111AQI (US)
Highest AQI (US) recorded in
January158AQI (US)
Lowest AQI (US) recorded in
July57AQI (US)
2020108AQI (US)
Highest AQI (US) recorded in
December164AQI (US)
Lowest AQI (US) recorded in
July77AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Agricultural Science Academy's annual 2026 AQI (US) (128) shows an average percentage change of 20.7% (worsened AQI (US)) compared to previous years: 2020 (108), 2021 (111), 2022 (103), 2023 (106), 2024 (105), 2025 (102).