Last updated: June 2, 2025
Understanding the UV Index is essential for residents and visitors in Hon Dat, Vietnam, as it plays a crucial role in protecting your skin from harmful ultraviolet rays. With the tropical climate typical of this region, UV levels can soar, especially around midday. Awareness of the UV Index can help prevent sunburns and promote better skin health, making it vital to stay informed about daily fluctuations. During peak hours, such as from 11:00 AM to 1:00 PM, the UV Index can reach alarming levels, peaking at 13, increasing the risk of skin damage. By recognizing the UV exposure risks throughout the day, you can enjoy the beautiful sunny days in Hon Dat while effectively safeguarding your well-being.
The UV Index data reveals a dynamic fluctuation throughout the day, peaking at a maximum of 13 around noon. The morning starts off gently, with readings of only 1 at 07:00 and 3 by 08:00, perfect for early risers. However, as the sun ascends, the intensity rises sharply, hitting a critical 10 by 10:00 and reaching its zenith at 12 by 11:00 and 13 by 12:00. The afternoon sees a gradual decline, with values dropping to 9 at 14:00, and then further sliding to 6 by 15:00. As evening approaches, the UV Index dwindles to 3 by 16:00, and finally tails off to 1 by 17:00, nurturing a calmer end to the day. With clear awareness of these fluctuations, individuals can effectively plan their outdoor activities, ensuring protection during the most intense hours.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 10 | very high | 15 min |
11:00 | 12 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 6 | high | 25 min |
16:00 | 3 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, the UV Index shows significant variations, with the highest readings occurring between February and April, where the index reaches an extreme peak of 15 and burn time is limited to just 10 minutes. January starts with a very high index of 10, while the months of November and December show a slight decrease to 11 but still remain in the extreme exposure category. Visitors and residents should be particularly cautious during the high-risk months of February through October, where the UV Index consistently remains at or above 11, making it essential to take protective measures, such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours to minimize the risk of skin damage.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hanoi UVI | 8 | 10 | 12 | 12 | 13 | 12 | 12 | 13 | 13 | 11 | 9 | 7 |
Haiphong UVI | 8 | 10 | 12 | 13 | 12 | 13 | 13 | 13 | 13 | 11 | 9 | 7 |
Da Nang UVI | 10 | 12 | 14 | 15 | 14 | 13 | 14 | 14 | 13 | 12 | 10 | 9 |
Ho Chi Minh City UVI | 10 | 13 | 15 | 14 | 14 | 12 | 13 | 14 | 13 | 13 | 11 | 10 |
Bien Hoa UVI | 10 | 14 | 15 | 15 | 14 | 13 | 14 | 14 | 13 | 12 | 11 | 10 |
Hon Dat | 10 | 14 | 15 | 15 | 14 | 13 | 14 | 14 | 14 | 13 | 11 | 11 |