UV Index in Ke Sat, Vietnam

Last updated: June 2, 2025

Understanding the UV Index in Ke Sat, Vietnam, is crucial for safeguarding your skin against harmful ultraviolet radiation. With typical UV levels peaking at 12 during midday hours, awareness of these fluctuations can play a significant role in preventing sunburn and protecting long-term skin health. Ke Sat's Cwa climate offers vibrant sunny days, but this also means increased exposure risks, particularly between 10 AM and 2 PM when UV levels soar. Stay informed and take proactive measures to enjoy the sun safely!

Hourly UV Index in Ke Sat

At sunrise, the UV Index begins at a gentle 2 by 07:00, but as the sun rises higher, the intensity quickly escalates. By 09:00, it reaches a moderate 7, signaling outdoor enthusiasts to apply sunscreen. The peak comes at 11:00 and 12:00, where the index peaks at a striking 12, indicating very high levels of UV radiation. As the afternoon progresses, the index gradually decreases, dipping to 8 by 14:00 and further dropping to 5 by 15:00. In the late afternoon and evening, the UV Index retreats to 3 by 16:00, finally settling at 1 by 17:00 and fading to 0 after 19:00. This daily cycle highlights the importance of sun safety during those peak hours!

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.
Time	UVI	Category	Time to Burn
07:00	2	low	45 min
08:00	4	moderate	30 min
09:00	7	high	25 min
10:00	10	very high	15 min
11:00	12	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	5	moderate	30 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

Monthly UV Index Trends in Ke Sat

The UV Index experiences significant seasonal fluctuations, peaking during the late summer months, particularly from April to October, where it remains consistently in the extreme category, with a maximum of 13. The highest risk months are March through October, when the burn time is reduced to just 10 minutes, making sun protection essential during these periods. Visitors and residents should take precautions, such as wearing broad-spectrum sunscreen, protective clothing, and sunglasses, especially during the hours of 10 a.m. to 4 p.m. When the UV Index is highest, consider seeking shade or limiting sun exposure to reduce the risk of skin damage. In contrast, the months of December and January present a lower risk with a burn time of 25 minutes and a high to very high exposure category, yet caution should still be exercised.

Monthly Maximum UV Index for Ke Sat, Vietnam

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Ke Sat. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Ke Sat, 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 Ke Sat UV Index with Other Vietnam Cities

The table above highlights how UV exposure in Ke Sat 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.

Ke Sat's solar exposure compared to other cities in Vietnam. Generated using Copernicus Atmosphere Monitoring Service information.
	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
Ke Sat	8	10	12	13	13	12	13	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