City Environmental Monitoring Station, Baoshan, Yunnan, 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
City Environmental Monitoring Station, Baoshan, Yunnan, China
AQI Trends: Highest and Lowest
Same Day Analysis (17th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 62 of Moderate air quality, showing improvement over 2025 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Feb - 17th Feb 2026
City Environmental Monitoring Station, Baoshan, Yunnan, China
7 AM16th Feb 2026
6 PM
6 AM17th Feb 2026
80AQI
44AQI
83AQI
50AQI
In the last 24 hours,
City Environmental Monitoring Station's AQI reached its highest point of 83 at 10 PM during the Night, while the lowest point, 44, was recorded at 5 PM during the Day between 16th Feb and 17th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
City Environmental Monitoring Station, Baoshan, Yunnan, China
9°C1/20°C
8°C1/20°C
8°C0/19°C
8°C0/18°C
8°C0/19°C
8°C0/19°C
9°C0/19°C
9°C1/19°C
9°C0/20°C
10°C2/20°C
10°C2/20°C
9°C2/20°C
9°C1/19°C
10°C2/20°C
10°C2/20°C
10°C2/21°C
10°C2/19°C
10°C2/21°C
9°C1/20°C
10°C1/20°C
10°C1/21°C
10°C1/21°C
10°C1/21°C
10°C2/21°C
10°C2/21°C
10°C1/21°C
11°C1/22°C
11°C2/22°C
11°C2/22°C
11°C1/22°C
49AQI
27AQI
49AQI
33AQI
2026 Days Vs Air Quality
City Environmental Monitoring Station, Baoshan, Yunnan, China
90%
43
10%
5
Total number of days with different AQI categories in last 49 days in 2026 (316 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2026, 90% of 49 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
City Environmental Monitoring Station, Baoshan, Yunnan, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI (US)
32AQI (US)
35AQI (US)
35AQI (US)
35AQI (US)
28AQI (US)
26AQI (US)
22AQI (US)
27AQI (US)
36AQI (US)
30AQI (US)
41AQI (US)
47AQI (US)
41AQI (US)
41AQI (US)
31AQI (US)
37AQI (US)
38AQI (US)
40AQI (US)
41AQI (US)
37AQI (US)
32AQI (US)
32AQI (US)
34AQI (US)
37AQI (US)
37AQI (US)
40AQI (US)
35AQI (US)
31AQI (US)
35AQI (US)
33AQI (US)
25AQI (US)
40AQI (US)
64AQI (US)
62AQI (US)
43AQI (US)
43AQI (US)
34AQI (US)
42AQI (US)
45AQI (US)
38AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
56AQI (US)
62AQI (US)
62AQI (US)
35AQI (US)
42AQI (US)
No. of days
202637AQI (US)
Highest AQI (US) recorded in
February42AQI (US)
Lowest AQI (US) recorded in
January35AQI (US)
202562AQI (US)
Highest AQI (US) recorded in
April99AQI (US)
Lowest AQI (US) recorded in
December35AQI (US)
202460AQI (US)
Highest AQI (US) recorded in
April98AQI (US)
Lowest AQI (US) recorded in
November39AQI (US)
202359AQI (US)
Highest AQI (US) recorded in
April97AQI (US)
Lowest AQI (US) recorded in
July39AQI (US)
202251AQI (US)
Highest AQI (US) recorded in
March82AQI (US)
Lowest AQI (US) recorded in
August27AQI (US)
202179AQI (US)
Highest AQI (US) recorded in
April140AQI (US)
Lowest AQI (US) recorded in
August44AQI (US)
202060AQI (US)
Highest AQI (US) recorded in
March111AQI (US)
Lowest AQI (US) recorded in
July41AQI (US)
Most & Least Polluted Years Over the Last 7 Years
City Environmental Monitoring Station's annual 2026 AQI (US) (37) shows an average percentage change of -38.9% (improved AQI (US)) compared to previous years: 2020 (60), 2021 (79), 2022 (51), 2023 (59), 2024 (60), 2025 (62).