UV Index in Mae Hi, Thailand

Last updated: May 3, 2025

Understanding the UV Index in Mae Hi, Thailand is crucial for protecting your skin and overall health, especially given the region's tropical climate and high levels of sun exposure. With UV levels frequently reaching their peak between 11:00 AM and 1:00 PM—where values can soar to 15—awareness of these fluctuations is vital in preventing sunburn and long-term skin damage. By staying informed about the UV Index, residents and visitors can make better decisions about sun protection, ensuring enjoyable and safe outdoor activities amidst the beautiful landscapes of Mae Hi.

Hourly UV Index in Mae Hi

As the sun rises, the UV Index experiences a steady climb throughout the morning. At 07:00, it starts off with a mild 1, but by 09:00, it ramps up to a 6, indicating more intense exposure. The heat peaks sharply at 12:00, reaching a sizzling 15, just before dipping to 14 at 13:00. As the afternoon progresses, the index gradually declines, hitting 12 at 14:00, then falling to 8 by 15:00. As evening approaches, the sun's strength wanes, leaving the UV Index at a safe 1 by 18:00 and finally dropping to 0 by 19:00. It’s a day where sun safety is paramount, especially during the midday 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	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	13	extreme	10 min
12:00	15	extreme	10 min
13:00	14	extreme	10 min
14:00	12	extreme	10 min
15:00	8	very high	15 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Mae Hi

Throughout the year, the UV Index exhibits significant seasonal variations, peaking during the summer months. January and December start the year with a very high UV Index of 9, allowing for a burn time of 15 minutes. As we move into February, the UV Index rises to 10, maintaining very high levels. March and April see an escalation to 13, classified as extreme, with a reduced burn time of just 10 minutes. The sun's intensity reaches its zenith in May, July, and August, where the UV Index consistently hits 15, also categorized as extreme. June and September hover at 14, while October declines slightly to 13. November returns to a very high 10. April through September are particularly high-risk months, making it crucial for visitors and residents to take protective measures. It’s advisable to wear sunscreen, hats, and protective clothing and seek shade during peak hours to minimize UV exposure.

Monthly Maximum UV Index for Mae Hi, Thailand

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Mae Hi. 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 Mae Hi, 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 Mae Hi UV Index with Other Thailand Cities

The table above highlights how UV exposure in Mae Hi compares to other major locations across Thailand. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Mae Hi's solar exposure compared to other cities in Thailand. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Mueang Nonthaburi UVI	10	12	14	13	14	13	14	14	13	12	9	8
Samut Prakan UVI	10	12	14	13	14	13	14	14	13	12	9	8
Bangkok UVI	10	12	14	13	14	13	14	14	13	12	9	8
Udon Thani UVI	9	11	13	14	14	13	14	14	14	12	10	9
Mae Hi	9	10	13	13	15	14	15	15	14	13	10	9
Chon Buri UVI	10	13	14	14	14	13	14	14	13	13	10	9