UV Index in Satowan, Micronesia

Last updated: July 2, 2025

In Satowan, Micronesia, awareness of the UV Index is crucial for safeguarding your skin health under the tropical sun. With peak UV levels reaching a staggering 14 around noon, understanding these fluctuations helps prevent sunburn and long-term skin damage. The island’s warm Af climate presents unique exposure risks, as the sun's intensity can vary dramatically throughout the day. Stay informed and take appropriate precautions to enjoy the beautiful outdoors while protecting your skin!

Hourly UV Index in Satowan

As the sun rises, the UV Index begins to climb steadily. At 07:00, it starts at a modest 1, indicating low levels of UV radiation. By 08:00, it jumps to 4, inching closer to moderate levels. The intensity peaks spectacularly at 12:00, reaching 14, signaling a critical need for sun protection. As the afternoon progresses, the UV Index gradually decreases: 12:00 and 13:00 remain high at 14 and 12, respectively, before dipping to 9 at 14:00. By late afternoon, the risk recedes to 5 at 15:00 and continues to decline, falling to 1 by 17:00 and finally to a safe 0 by 18:00. This data highlights the importance of being sun-smart during the midday 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	1	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	12	extreme	10 min
14:00	9	very high	15 min
15:00	5	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Satowan

The UV Index shows consistent extreme levels throughout the year, with the highest values occurring from February to April, peaking at 16-17. Residents and visitors should be particularly cautious during these high-risk months, as the burn time is as little as 10 minutes across all months. Despite a slight decrease in UV Index during the summer months of June and July, the index still remains high, emphasizing the need for continuous sun protection. It is essential for everyone to adopt sun safety measures, including wearing protective clothing, applying sunscreen regularly, and seeking shade whenever possible, regardless of the season.

Monthly Maximum UV Index for Satowan, Micronesia

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

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

Satowan's solar exposure compared to other cities in Micronesia. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Kolonia Town UVI	13	14	16	16	14	14	13	14	14	14	13	11
Kolonia UVI	13	14	16	16	14	14	13	14	14	14	13	11
Colonia UVI	12	14	16	16	14	13	14	15	14	14	12	11
Weno UVI	13	15	16	16	14	14	14	14	14	14	12	12
Tofol UVI	14	15	16	16	15	13	13	14	14	13	12	12
Satowan	14	15	16	17	14	13	14	14	14	14	13	12