UV Index in Kim Bai, Vietnam

Last updated: May 3, 2025

In Kim Bai, Vietnam, understanding the UV Index is crucial for both locals and travelers alike. With its Cwa climate, residents face significant UV exposure risks, particularly during peak hours. The UV Index serves as a vital tool for sunburn prevention and skin health, helping you gauge when to seek shade or apply sunscreen. During the midday hours, values can reach a high of 13, emphasizing the need for vigilance. By staying informed on the UV levels, you can enjoy the beautiful Vietnamese sun while protecting your skin from harmful effects.

Hourly UV Index in Kim Bai

As the sun rises, the UV Index creeps up from a low of 2 at 07:00. By 09:00, it reaches a moderate 7, signaling that sun protection is becoming essential. The peak intensity occurs at 12:00, when the UV Index soars to 13, a reminder of the midday sun's strength. From 11:00 to 13:00, it remains elevated, hitting a maximum of 12 before it gradually declines to 9 by 14:00. The late afternoon sees a noticeable drop, as the UV levels fall to 3 by 16:00. As the day winds down, the index drops to 1 by 17:00, then fades to 0 by 19:00, marking the end of a sun-drenched day. Remember to stay protected 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	13	extreme	10 min
13:00	11	extreme	10 min
14:00	9	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 Kim Bai

Throughout the year, the UV Index exhibits significant seasonal fluctuations, with January and February marking the start of very high UV levels (8 and 10, respectively) and a burn time of just 15 minutes. As we progress into March and April, the index escalates to an extreme level of 12, with a reduced burn time of 10 minutes, highlighting a critical time for sun safety. The peak risk months span from May to October, where the index reaches a sustained high of 13, continuing to warrant just 10 minutes of unprotected exposure before burn occurs. The UV levels begin to decline in November with a UV Index of 9, still classified as very high, before tapering off to a high of 7 in December with a burn time of 25 minutes. To ensure safety, it is essential for visitors and residents to wear protective clothing, apply sunscreen regularly, and seek shade during peak hours, especially from March to October when UV exposure is most intense.

Monthly Maximum UV Index for Kim Bai, Vietnam

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Kim Bai. 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 Kim Bai, 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 Kim Bai UV Index with Other Vietnam Cities

The table above highlights how UV exposure in Kim Bai 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.

Kim Bai'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
Haiphong UVI	8	10	12	13	12	13	13	13	13	11	9	7
Kim Bai	8	10	12	12	13	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