Chaoyang Olympic Sports Center, Beijing, Beijing, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
March Air Quality Analysis
Chaoyang Olympic Sports Center, Beijing, Beijing, China
AQI Trends: Highest and Lowest
Same Day Analysis (9th March):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 68 of Moderate air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Mar - 9th Mar 2026
Chaoyang Olympic Sports Center, Beijing, Beijing, China
6 AM8th Mar 2026
5 PM
5 AM9th Mar 2026
161AQI
97AQI
98AQI
60AQI
In the last 24 hours,
Chaoyang Olympic Sports Center's AQI reached its highest point of 161 at 1 PM during the Day, while the lowest point, 60, was recorded at 5 AM during the Night between 8th Mar and 9th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Chaoyang Olympic Sports Center, Beijing, Beijing, China
-2°C-6/3°C
0°C-3/3°C
4°C-1/8°C
3°C-1/8°C
6°C0/11°C
7°C3/13°C
8°C4/13°C
3°C1/6°C
2°C-2/6°C
5°C-1/11°C
6°C2/11°C
7°C1/14°C
9°C4/15°C
11°C5/19°C
3°C1/6°C
2°C-1/5°C
4°C-1/8°C
4°C3/6°C
5°C3/7°C
3°C0/7°C
3°C2/5°C
3°C0/5°C
3°C2/5°C
6°C2/11°C
3°C0/6°C
0°C-2/2°C
3°C-1/7°C
4°C-1/9°C
7°C2/13°C
7°C3/12°C
96AQI
95AQI
105AQI
90AQI
2026 Days Vs Air Quality
Chaoyang Olympic Sports Center, Beijing, Beijing, China
26%
18
38%
26
29%
20
6%
4
Total number of days with different AQI categories in last 69 days in 2026 (296 days remaining)
Under WHO’s Safe Air Quality Limits: 26%
Health Risk Level:
Very high
In 2026, 26% of 69 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Chaoyang Olympic Sports Center, Beijing, Beijing, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
38AQI (US)
50AQI (US)
81AQI (US)
98AQI (US)
89AQI (US)
61AQI (US)
32AQI (US)
72AQI (US)
133AQI (US)
37AQI (US)
36AQI (US)
72AQI (US)
43AQI (US)
102AQI (US)
154AQI (US)
97AQI (US)
34AQI (US)
73AQI (US)
25AQI (US)
27AQI (US)
36AQI (US)
51AQI (US)
64AQI (US)
56AQI (US)
67AQI (US)
86AQI (US)
53AQI (US)
104AQI (US)
119AQI (US)
158AQI (US)
128AQI (US)
80AQI (US)
34AQI (US)
73AQI (US)
134AQI (US)
58AQI (US)
16AQI (US)
34AQI (US)
37AQI (US)
86AQI (US)
93AQI (US)
79AQI (US)
112AQI (US)
112AQI (US)
109AQI (US)
36AQI (US)
25AQI (US)
96AQI (US)
46AQI (US)
111AQI (US)
145AQI (US)
128AQI (US)
56AQI (US)
32AQI (US)
81AQI (US)
111AQI (US)
126AQI (US)
88AQI (US)
126AQI (US)
152AQI (US)
160AQI (US)
139AQI (US)
119AQI (US)
136AQI (US)
70AQI (US)
133AQI (US)
124AQI (US)
68AQI (US)
73AQI (US)
81AQI (US)
122AQI (US)
No. of days
202683AQI (US)
Highest AQI (US) recorded in
March122AQI (US)
Lowest AQI (US) recorded in
January73AQI (US)
202579AQI (US)
Highest AQI (US) recorded in
March97AQI (US)
Lowest AQI (US) recorded in
August60AQI (US)
202487AQI (US)
Highest AQI (US) recorded in
March108AQI (US)
Lowest AQI (US) recorded in
September59AQI (US)
202391AQI (US)
Highest AQI (US) recorded in
March128AQI (US)
Lowest AQI (US) recorded in
July68AQI (US)
202287AQI (US)
Highest AQI (US) recorded in
January106AQI (US)
Lowest AQI (US) recorded in
December63AQI (US)
202191AQI (US)
Highest AQI (US) recorded in
March179AQI (US)
Lowest AQI (US) recorded in
July60AQI (US)
202089AQI (US)
Highest AQI (US) recorded in
July110AQI (US)
Lowest AQI (US) recorded in
September72AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Chaoyang Olympic Sports Center's annual 2026 AQI (US) (83) shows an average percentage change of -4.6% (improved AQI (US)) compared to previous years: 2020 (89), 2021 (91), 2022 (87), 2023 (91), 2024 (87), 2025 (79).