UV Index in Mo Cay, Vietnam

Last updated: June 2, 2025

In Mo Cay, Vietnam, being aware of the UV Index is crucial for protecting your skin and maintaining overall health. Understanding UV levels can help prevent painful sunburns and reduce the risk of long-term skin damage caused by excessive sun exposure. With its tropical climate characterized by high temperatures and intense sunlight, Mo Cay experiences significant UV risks, particularly between 10 AM and 2 PM when the UV Index peaks at an alarming 13. Staying informed about these levels enables residents and visitors alike to take necessary precautions for safe outdoor activities.

Hourly UV Index in Mo Cay

The UV Index journey throughout the day reveals a notable peak around midday. Starting gently at 2 at 07:00, it makes a steady climb, reaching 4 by 08:00. The sun’s intensity escalates dramatically, hitting a striking 10 by 10:00 and peaking at an impressive 13 at 12:00. The afternoon sees a gradual decline, with the index dropping to 5 by 15:00 before tapering off further as the sun sets, settling at 1 by 17:00. As evening approaches, the UV Index drops to 0, marking a safe end to sun exposure for the day. Stay sun-savvy and protect your skin during those high-index 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	8	very high	15 min
15:00	5	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Mo Cay

The UV Index experiences significant fluctuations throughout the year, with January and December being the months of very high exposure, where the burn time is limited to 15 minutes. However, the highest UV Index readings occur from February through October, peaking at 16 in March. These months fall under the extreme exposure category, with a consistent burn time of just 10 minutes. Specifically, March to September are critical months for solar exposure. Residents and visitors are urged to take precautions during these high-risk months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sunlight hours to minimize the risk of skin damage.

Monthly Maximum UV Index for Mo Cay, Vietnam

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

The table above highlights how UV exposure in Mo Cay 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.

Mo Cay'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
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
Mo Cay	10	13	16	14	14	13	13	14	14	13	11	10
Bien Hoa UVI	10	14	15	15	14	13	14	14	13	12	11	10