Weifang College, Weifang, Shandong, 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
Weifang College, Weifang, Shandong, China
AQI Trends: Highest and Lowest
Same Day Analysis (6th February):
On this day, AQI across the 4 years varied significantly: 2026 ranks 4th highest AQI at 47 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Feb - 6th Feb 2026
Weifang College, Weifang, Shandong, China
7 AM5th Feb 2026
5 PM
6 AM6th Feb 2026
181AQI
102AQI
98AQI
43AQI
In the last 24 hours,
Weifang College's AQI reached its highest point of 181 at 2 PM during the Day, while the lowest point, 43, was recorded at 9 PM during the Night between 5th Feb and 6th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Weifang College, Weifang, Shandong, China
1°C-4/6°C
4°C0/10°C
0°C-2/1°C
-4°C-6/-1°C
2°C-3/8°C
1°C-2/4°C
4°C0/10°C
6°C1/13°C
3°C-2/6°C
-2°C-5/2°C
-2°C-3/-1°C
-4°C-7/-2°C
-6°C-8/-2°C
-8°C-12/-3°C
-5°C-10/1°C
-2°C-6/3°C
0°C-5/5°C
-1°C-3/3°C
1°C-2/5°C
0°C-4/5°C
1°C-2/7°C
0°C-2/3°C
0°C-2/4°C
1°C-2/5°C
2°C-2/9°C
1°C-3/4°C
3°C-1/9°C
7°C2/13°C
3°C-4/8°C
-5°C-7/-3°C
115AQI
98AQI
122AQI
90AQI
2026 Days Vs Air Quality
Weifang College, Weifang, Shandong, China
11%
4
27%
10
46%
17
16%
6
Total number of days with different AQI categories in last 38 days in 2026 (327 days remaining)
Under WHO’s Safe Air Quality Limits: 11%
Health Risk Level:
Extreme
In 2026, 11% 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
Weifang College, Weifang, Shandong, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
57AQI (US)
62AQI (US)
143AQI (US)
195AQI (US)
140AQI (US)
161AQI (US)
106AQI (US)
76AQI (US)
121AQI (US)
63AQI (US)
37AQI (US)
90AQI (US)
129AQI (US)
126AQI (US)
163AQI (US)
150AQI (US)
60AQI (US)
65AQI (US)
42AQI (US)
44AQI (US)
53AQI (US)
90AQI (US)
142AQI (US)
132AQI (US)
117AQI (US)
128AQI (US)
132AQI (US)
150AQI (US)
148AQI (US)
72AQI (US)
111AQI (US)
152AQI (US)
128AQI (US)
162AQI (US)
166AQI (US)
131AQI (US)
47AQI (US)
107AQI (US)
131AQI (US)
No. of days
2026111AQI (US)
Highest AQI (US) recorded in
February131AQI (US)
Lowest AQI (US) recorded in
January107AQI (US)
202584AQI (US)
Highest AQI (US) recorded in
January117AQI (US)
Lowest AQI (US) recorded in
July56AQI (US)
202489AQI (US)
Highest AQI (US) recorded in
January120AQI (US)
Lowest AQI (US) recorded in
September56AQI (US)
202396AQI (US)
Highest AQI (US) recorded in
December124AQI (US)
Lowest AQI (US) recorded in
July70AQI (US)
202284AQI (US)
Highest AQI (US) recorded in
December114AQI (US)
Lowest AQI (US) recorded in
July67AQI (US)
2021131AQI (US)
Highest AQI (US) recorded in
January132AQI (US)
Lowest AQI (US) recorded in
February121AQI (US)
2020100AQI (US)
Highest AQI (US) recorded in
December149AQI (US)
Lowest AQI (US) recorded in
August75AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Weifang College's annual 2026 AQI (US) (111) shows an average percentage change of 15.9% (worsened AQI (US)) compared to previous years: 2020 (100), 2021 (131), 2022 (84), 2023 (96), 2024 (89), 2025 (84).