UV Index in Na Noi, Thailand

Last updated: July 2, 2025

Understanding the UV Index in Na Noi, Thailand is crucial for protecting your skin and overall health. With the region's tropical climate characterized by high UV exposure, being aware of UV levels can significantly aid in preventing sunburn and long-term skin damage. During peak hours, particularly between 10:00 AM and 1:00 PM, UV indices soar, reaching critical levels of 15—so knowing when to seek shade or apply sunscreen is essential. Stay informed about the UV Index to enjoy the sunny days in Na Noi while keeping your skin safe and healthy!

Hourly UV Index in Na Noi

The UV Index throughout the day showcases a vibrant dance of sunlight intensity. Starting at a gentle 1 at 07:00, the rays begin to strengthen, peaking dramatically at 12:00 with a scorching 15. This midday sun reigns supreme, particularly at 11:00, where it reaches an impressive 13. As the afternoon unfolds, the intensity wanes, dropping to 8 by 15:00 and further descending to 4 by 16:00. As twilight approaches, the UV levels taper off, settling at 1 by 18:00 and finally retreating to 0 as night falls at 19:00. Remember to protect your skin during peak hours to enjoy the day safely!

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	11	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 Na Noi

The UV Index in this region exhibits significant variation throughout the year, peaking during the summer months. From January to April, the UV Index ranges from 9 to 13, indicating a shift from very high to extreme exposure levels, with a burn time decreasing from 15 minutes to just 10 minutes. The months of May through September experience the highest UV indices, reaching a maximum of 15 in July with an extreme exposure category, where even brief sun exposure can lead to burns in as little as 10 minutes. As October arrives, the index decreases slightly, but remains in the extreme range at 13, before transitioning back to very high levels in November and December, where burn times extend to 15 minutes. Given these patterns, it is crucial for visitors and residents to take precautionary measures during the high-risk months of February to October, such as wearing sunscreen, protective clothing, and limiting sun exposure during peak hours to safeguard against UV-related health risks.

Monthly Maximum UV Index for Na Noi, Thailand

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

The table above highlights how UV exposure in Na Noi 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.

Na Noi'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
Na Noi	9	11	13	13	14	14	15	14	14	13	10	8
Chon Buri UVI	10	13	14	14	14	13	14	14	13	13	10	9