Nha Trang, Nha Trang, Khanh Hoa, Vietnam 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
Nha Trang, Nha Trang, Khanh Hoa, Vietnam
AQI Trends: Highest and Lowest
Same Day Analysis (9th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 38 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Feb - 9th Feb 2026
Nha Trang, Nha Trang, Khanh Hoa, Vietnam
6 AM8th Feb 2026
5 PM
5 AM9th Feb 2026
49AQI
29AQI
62AQI
31AQI
In the last 24 hours,
Nha Trang's AQI reached its highest point of 62 at 11 PM during the Night, while the lowest point, 29, was recorded at 12 PM during the Day between 8th Feb and 9th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Nha Trang, Nha Trang, Khanh Hoa, Vietnam
21°C19/25°C
21°C18/25°C
22°C18/26°C
22°C18/25°C
22°C18/27°C
22°C19/26°C
23°C20/26°C
23°C20/27°C
22°C18/26°C
21°C17/27°C
21°C16/26°C
21°C17/25°C
21°C18/25°C
22°C19/25°C
21°C16/26°C
21°C17/26°C
22°C17/26°C
22°C18/26°C
21°C17/26°C
21°C18/25°C
21°C18/26°C
21°C17/26°C
22°C17/26°C
23°C22/24°C
23°C21/27°C
23°C20/27°C
23°C20/26°C
23°C20/26°C
22°C19/26°C
23°C20/26°C
52AQI
50AQI
60AQI
52AQI
2026 Days Vs Air Quality
Nha Trang, Nha Trang, Khanh Hoa, Vietnam
35%
14
65%
26
Total number of days with different AQI categories in last 41 days in 2026 (324 days remaining)
Under WHO’s Safe Air Quality Limits: 35%
Health Risk Level:
High
In 2026, 35% of 41 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
Nha Trang, Nha Trang, Khanh Hoa, Vietnam
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
64AQI (US)
48AQI (US)
52AQI (US)
47AQI (US)
41AQI (US)
55AQI (US)
62AQI (US)
66AQI (US)
70AQI (US)
55AQI (US)
59AQI (US)
57AQI (US)
52AQI (US)
39AQI (US)
51AQI (US)
59AQI (US)
66AQI (US)
61AQI (US)
62AQI (US)
66AQI (US)
52AQI (US)
43AQI (US)
37AQI (US)
46AQI (US)
58AQI (US)
65AQI (US)
58AQI (US)
51AQI (US)
48AQI (US)
68AQI (US)
63AQI (US)
41AQI (US)
46AQI (US)
48AQI (US)
38AQI (US)
54AQI (US)
60AQI (US)
69AQI (US)
45AQI (US)
38AQI (US)
56AQI (US)
49AQI (US)
No. of days
202654AQI (US)
Highest AQI (US) recorded in
January56AQI (US)
Lowest AQI (US) recorded in
February49AQI (US)
202546AQI (US)
Highest AQI (US) recorded in
January66AQI (US)
Lowest AQI (US) recorded in
September32AQI (US)
202434AQI (US)
Highest AQI (US) recorded in
January64AQI (US)
Lowest AQI (US) recorded in
September21AQI (US)
202327AQI (US)
Highest AQI (US) recorded in
November58AQI (US)
Lowest AQI (US) recorded in
September15AQI (US)
202212AQI (US)
Highest AQI (US) recorded in
May23AQI (US)
Lowest AQI (US) recorded in
February2AQI (US)
20213AQI (US)
Highest AQI (US) recorded in
June11AQI (US)
Lowest AQI (US) recorded in
April0AQI (US)
20205AQI (US)
Highest AQI (US) recorded in
May19AQI (US)
Lowest AQI (US) recorded in
December0AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Nha Trang's annual 2026 AQI (US) (54) shows an average percentage change of 517.9% (worsened AQI (US)) compared to previous years: 2020 (5), 2021 (3), 2022 (12), 2023 (27), 2024 (34), 2025 (46).