Tongren, Rongwo, Qinghai, 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
Tongren, Rongwo, Qinghai, China
AQI Trends: Highest and Lowest
Same Day Analysis (6th February):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 53 of Moderate air quality, showing improvement over 2025 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Feb - 6th Feb 2026
Tongren, Rongwo, Qinghai, China
8 AM5th Feb 2026
6 PM
7 AM6th Feb 2026
58AQI
46AQI
67AQI
44AQI
In the last 24 hours,
Tongren's AQI reached its highest point of 67 at 11 PM during the Night, while the lowest point, 44, was recorded at 7 AM during the Night between 5th Feb and 6th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Tongren, Rongwo, Qinghai, China
-7°C-11/-3°C
-6°C-11/0°C
-6°C-10/-1°C
-6°C-10/0°C
-5°C-10/0°C
-4°C-9/0°C
-5°C-8/0°C
-3°C-8/3°C
-3°C-8/4°C
-1°C-6/7°C
-5°C-10/0°C
-11°C-13/-7°C
-12°C-15/-7°C
-9°C-13/-4°C
-4°C-8/3°C
-2°C-7/3°C
1°C-3/9°C
-6°C-9/-5°C
-4°C-8/2°C
-3°C-6/3°C
-4°C-7/1°C
-6°C-8/-3°C
-8°C-11/-6°C
-7°C-10/-4°C
-7°C-10/-3°C
-6°C-9/-2°C
-4°C-6/2°C
-4°C-6/-1°C
-4°C-6/0°C
-4°C-9/3°C
62AQI
51AQI
59AQI
52AQI
2026 Days Vs Air Quality
Tongren, Rongwo, Qinghai, China
35%
13
65%
24
Total number of days with different AQI categories in last 38 days in 2026 (327 days remaining)
Under WHO’s Safe Air Quality Limits: 35%
Health Risk Level:
High
In 2026, 35% of 38 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Tongren, Rongwo, Qinghai, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
50AQI (US)
54AQI (US)
57AQI (US)
55AQI (US)
48AQI (US)
44AQI (US)
33AQI (US)
31AQI (US)
24AQI (US)
19AQI (US)
33AQI (US)
36AQI (US)
69AQI (US)
54AQI (US)
43AQI (US)
49AQI (US)
51AQI (US)
54AQI (US)
38AQI (US)
49AQI (US)
55AQI (US)
58AQI (US)
59AQI (US)
63AQI (US)
72AQI (US)
100AQI (US)
82AQI (US)
79AQI (US)
79AQI (US)
69AQI (US)
71AQI (US)
68AQI (US)
63AQI (US)
69AQI (US)
62AQI (US)
57AQI (US)
53AQI (US)
54AQI (US)
62AQI (US)
No. of days
202655AQI (US)
Highest AQI (US) recorded in
February62AQI (US)
Lowest AQI (US) recorded in
January54AQI (US)
202574AQI (US)
Highest AQI (US) recorded in
April108AQI (US)
Lowest AQI (US) recorded in
November46AQI (US)
202462AQI (US)
Highest AQI (US) recorded in
December94AQI (US)
Lowest AQI (US) recorded in
January39AQI (US)
202343AQI (US)
Highest AQI (US) recorded in
December43AQI (US)
Lowest AQI (US) recorded in
November39AQI (US)
202163AQI (US)
Highest AQI (US) recorded in
January63AQI (US)
Lowest AQI (US) recorded in
January63AQI (US)
202068AQI (US)
Highest AQI (US) recorded in
December99AQI (US)
Lowest AQI (US) recorded in
July51AQI (US)
Most & Least Polluted Years Over the Last 6 Years
Tongren's annual 2026 AQI (US) (55) shows an average percentage change of -7.4% (improved AQI (US)) compared to previous years: 2020 (68), 2021 (63), 2023 (43), 2024 (62), 2025 (74).