UV Index in Nathom, Thailand

Last updated: May 3, 2025

In Nathom, Thailand, staying informed about the UV Index is crucial for safeguarding your skin health and preventing painful sunburns. With intense UV levels often reaching their peak around midday, understanding these fluctuations helps you make informed choices about sun protection. The Aw climate of Nathom presents a unique challenge, as the tropical sun can lead to elevated exposure risks, especially during the hot season. By keeping an eye on the UV Index, you can enjoy the beautiful outdoors while minimizing the potential harm from ultraviolet rays.

Hourly UV Index in Nathom

The UV Index today showcases a dramatic rise in solar intensity, starting with a moderate level of 2 at 7:00 AM. As the sun climbs higher in the sky, the intensity peaks at a staggering 14 by noon, marking the most hazardous time for sun exposure. It reaches a maximum of 13 at 1:00 PM, emphasizing the need for protective measures like sunscreen and hats. The afternoon sees a swift decline, dropping to 10 by 2:00 PM and further down to 6 at 3:00 PM. As evening approaches, the UV Index dips to 1 by 5:00 PM, offering some relief, before finally settling at 0 after 7:00 PM. For those planning their day, early morning and late evening provide a safer window for outdoor activities, while midday requires caution to avoid overexposure.

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	11	extreme	10 min
11:00	13	extreme	10 min
12:00	14	extreme	10 min
13:00	13	extreme	10 min
14:00	10	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

Monthly UV Index Trends in Nathom

During the year, UV index levels exhibit significant seasonal changes, with the highest readings occurring in the spring and summer months. The months of February through October are particularly critical, displaying extreme UV levels where the burn time averages just 10 minutes. Notably, July reaches the peak UV index of 15, categorizing it as one of the highest risk months alongside March, April, May, August, and September. Residents and visitors are strongly advised to take precautions during these high-risk months by seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen to reduce sunburn and long-term skin damage. As the year progresses into November and December, the UV index decreases to very high, but caution is still warranted as the burn time increases slightly.

Monthly Maximum UV Index for Nathom, Thailand

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

The table above highlights how UV exposure in Nathom 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.

Nathom'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
Nathom	9	11	14	14	14	13	15	14	14	12	10	9
Chon Buri UVI	10	13	14	14	14	13	14	14	13	13	10	9