UV Index in Onoun, Micronesia

Last updated: May 3, 2025

Understanding the UV Index in Onoun, Micronesia, is crucial for safeguarding your skin and overall health. With scorching midday UV levels peaking at 14, residents and visitors must be vigilant to prevent sunburn and reduce the risk of long-term skin damage. The tropical climate of Onoun not only brings stunning scenery but also exposes you to higher UV radiation throughout the day, particularly between 10 AM and 1 PM. Familiarizing yourself with local UV levels can mean the difference between a fun day outdoors and a painful sunburn—so stay informed and protect yourself from those harmful rays!

Hourly UV Index in Onoun

The UV Index for the day displayed a striking increase as the sun climbed higher in the sky. Starting at a gentle 1 by 7:00 AM, it swiftly rose to a moderate 3 by 8:00 AM. As the clock struck 9:00 AM, the intensity shot up to a significant 7, reaching a peak of 14 at 12:00 PM—the optimal time for sun protection. The afternoon saw a gradual decline, with readings of 13 at 1:00 PM and 10 by 2:00 PM. As the sun set, the UV Index dwindled, dropping to 3 at 4:00 PM and finally retreating to a safe 0 by 7:00 PM. This data highlights the importance of midday sun safety, making it essential to reapply sunscreen and seek shade when UV levels are at their highest.

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	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 Onoun

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 Onoun, Micronesia

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

The table above highlights how UV exposure in Onoun 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.

Onoun'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
Onoun	13	14	16	16	14	14	14	14	14	14	13	11
Tofol UVI	14	15	16	16	15	13	13	14	14	13	12	12