Xinjin Secondary Foreign Language Experimental School, Chengdu, Sichuan, 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
Xinjin Secondary Foreign Language Experimental School, Chengdu, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (13th February):
On this day, AQI across the 3 years varied significantly: 2026 ranks 1st highest AQI at 140 of Poor air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 12th Feb - 13th Feb 2026
Xinjin Secondary Foreign Language Experimental School, Chengdu, Sichuan, China
7 AM12th Feb 2026
6 PM
6 AM13th Feb 2026
148AQI
120AQI
158AQI
122AQI
In the last 24 hours,
Xinjin Secondary Foreign Language Experimental School's AQI reached its highest point of 158 at 5 AM during the Night, while the lowest point, 120, was recorded at 5 PM during the Day between 12th Feb and 13th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Xinjin Secondary Foreign Language Experimental School, Chengdu, Sichuan, China
11°C7/16°C
11°C6/16°C
12°C7/16°C
13°C7/17°C
12°C6/16°C
5°C3/9°C
5°C2/7°C
6°C1/9°C
6°C5/8°C
6°C1/10°C
7°C5/10°C
8°C3/14°C
8°C4/11°C
10°C8/12°C
10°C9/11°C
9°C6/10°C
8°C6/10°C
8°C3/12°C
9°C4/14°C
10°C7/13°C
10°C9/12°C
10°C5/16°C
13°C8/17°C
10°C8/11°C
8°C6/12°C
8°C6/11°C
9°C5/14°C
10°C5/15°C
12°C9/16°C
14°C10/18°C
134AQI
126AQI
138AQI
130AQI
2026 Days Vs Air Quality
Xinjin Secondary Foreign Language Experimental School, Chengdu, Sichuan, China
2%
1
20%
9
41%
18
36%
16
Total number of days with different AQI categories in last 45 days in 2026 (320 days remaining)
Under WHO’s Safe Air Quality Limits: 2%
Health Risk Level:
Extreme
In 2026, 2% of 45 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
Xinjin Secondary Foreign Language Experimental School, Chengdu, Sichuan, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
82AQI (US)
89AQI (US)
37AQI (US)
76AQI (US)
128AQI (US)
100AQI (US)
132AQI (US)
141AQI (US)
153AQI (US)
168AQI (US)
186AQI (US)
193AQI (US)
187AQI (US)
169AQI (US)
157AQI (US)
173AQI (US)
179AQI (US)
187AQI (US)
112AQI (US)
74AQI (US)
94AQI (US)
128AQI (US)
110AQI (US)
148AQI (US)
145AQI (US)
129AQI (US)
146AQI (US)
156AQI (US)
155AQI (US)
104AQI (US)
143AQI (US)
140AQI (US)
136AQI (US)
153AQI (US)
151AQI (US)
159AQI (US)
156AQI (US)
121AQI (US)
93AQI (US)
82AQI (US)
96AQI (US)
110AQI (US)
133AQI (US)
140AQI (US)
135AQI (US)
128AQI (US)
No. of days
2026133AQI (US)
Highest AQI (US) recorded in
January135AQI (US)
Lowest AQI (US) recorded in
February128AQI (US)
202589AQI (US)
Highest AQI (US) recorded in
January146AQI (US)
Lowest AQI (US) recorded in
July54AQI (US)
202476AQI (US)
Highest AQI (US) recorded in
December128AQI (US)
Lowest AQI (US) recorded in
July48AQI (US)
202381AQI (US)
Highest AQI (US) recorded in
December82AQI (US)
Lowest AQI (US) recorded in
November65AQI (US)
2021125AQI (US)
Highest AQI (US) recorded in
January151AQI (US)
Lowest AQI (US) recorded in
April77AQI (US)
202085AQI (US)
Highest AQI (US) recorded in
December128AQI (US)
Lowest AQI (US) recorded in
July59AQI (US)
Most & Least Polluted Years Over the Last 6 Years
Xinjin Secondary Foreign Language Experimental School's annual 2026 AQI (US) (133) shows an average percentage change of 50.2% (worsened AQI (US)) compared to previous years: 2020 (85), 2021 (125), 2023 (81), 2024 (76), 2025 (89).