UV Index in Nha Be, Vietnam

Last updated: August 1, 2025

In Nha Be, Vietnam, understanding the UV Index is crucial for safeguarding your skin against harmful ultraviolet rays. Awareness of UV levels plays a vital role in preventing sunburns and maintaining long-term skin health. With a tropical climate characterized by high UV exposure, especially around midday when the index peaks at 13, residents and visitors alike need to be vigilant. Protecting yourself in this sun-drenched location is not just about comfort; it's essential for your well-being. So, let’s delve into the daily UV patterns and equip ourselves with the knowledge to enjoy the sunshine safely!

Hourly UV Index in Nha Be

The UV Index fluctuates significantly throughout the day, peaking at 13 during the late morning and early afternoon hours. Starting out gently at 1 at 07:00, the index rises steadily, reaching 4 by 08:00, and then surging to a striking 10 by 10:00. The sun’s intensity continues to climb, hitting its maximum values of 13 at both 11:00 and 12:00. As the day progresses, the UV levels begin to taper off, dropping to 12 at 13:00, and then rolling down to 9 by 14:00. In the afternoon, the index decreases further, settling at 5 at 15:00 before dwindling to 3 at 16:00. The evening sees a sharp decline, with values falling back to 1 by 17:00 and then retreating to 0 after sunset. This hourly data underscores the importance of sun protection during peak UV times, especially from late morning to early afternoon.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:004moderate30 min
09:007high25 min
10:0011extreme10 min
11:0013extreme10 min
12:0014extreme10 min
13:0012extreme10 min
14:009very high15 min
15:005moderate30 min
16:003moderate30 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Nha Be

Throughout the year, the UV Index exhibits significant fluctuations, with notably high levels during the winter and spring months. January and December demonstrate a very high UV Index of 10, with a burn time of 15 minutes. However, February through November are classified as extreme exposure months, peaking at 15 in March and maintaining an index of 13-14 from February to August. The high-risk months include February to August, where a burn time drops to just 10 minutes across the board. Visitors and residents are advised to take extra precautions during these peak months by wearing protective clothing, applying sunscreen regularly, and seeking shade when outdoors to minimize the risk of UV-related harm.

Monthly Maximum UV Index for Nha Be, Vietnam

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Nha Be. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec111415141312131413131110
Data source: Statistical UV Index data for Nha Be, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Nha Be UV Index with Other Vietnam Cities

The table above highlights how UV exposure in Nha Be compares to other major locations across Vietnam. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Nha Be's solar exposure compared to other cities in Vietnam. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Hanoi UVI810121213121213131197
Haiphong UVI810121312131313131197
Da Nang UVI10121415141314141312109
Nha Be101315141412131413131110
Ho Chi Minh City UVI101315141412131413131110
Bien Hoa UVI101415151413141413121110