UV Index in Onou, Micronesia

Last updated: July 2, 2025

In the idyllic setting of Onou, Micronesia, understanding the UV Index is crucial for safeguarding your skin while enjoying the sun-soaked days. With the tropical Af climate that brings vibrant sunshine, the risks of sunburn and long-term skin damage are markedly heightened. As the UV Index peaks with a staggering level of 14 around noon, it’s essential to be aware of daily UV exposure to protect yourself and your loved ones. By staying informed about UV levels, you can effectively plan outdoor activities and take necessary precautions, ensuring that your time in this beautiful paradise remains both enjoyable and safe.

Hourly UV Index in Onou

As the day unfolds, the UV Index climbs steadily, peaking at a formidable 14 at 12:00 PM, indicating intense sun exposure. Starting from a gentle 1 at 7:00 AM, the index rises to a moderate 3 by 8:00 AM, then escalates into the high category with a striking 10 at 10:00 AM. The intensity peaks at 13 and 14 between 11:00 AM and 12:00 PM, urging everyone to protect their skin. After this zenith, the UV levels dip gently, falling to 9 by 2:00 PM, and continue their decline through the afternoon, lowering to a minimal 1 by 5:00 PM. As the sun sets and dusk approaches at 7:00 PM, the UV Index drops to a zero, marking the end of a day where sun safety was paramount 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	14	extreme	10 min
13:00	12	extreme	10 min
14:00	9	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 Onou

Throughout the year, the UV Index shows extreme levels consistently, peaking at 16 in March and April, with a sustained high of 14 from February to October. This data indicates that the high-risk months for UV exposure are concentrated between February and October, making it crucial for both visitors and residents to take proactive sun safety measures. With a burn time of just 10 minutes across all months, it is advisable to wear protective clothing, apply sunscreen frequently, and seek shade during peak sun hours. Staying vigilant about UV exposure is essential for health and well-being in this region.

Monthly Maximum UV Index for Onou, Micronesia

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

The table above highlights how UV exposure in Onou 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.

Onou'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
Onou	13	14	16	16	14	14	14	14	14	14	13	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