UV Index in Faleasao, American Samoa

Last updated: July 2, 2025

In Faleasao, American Samoa, being aware of the UV Index is essential for maintaining skin health and preventing sunburn. Understanding UV levels helps residents and visitors alike to make informed decisions about sun exposure, especially during peak hours when the index soars. With its tropical climate, Faleasao experiences high UV levels, particularly between 10 AM and 2 PM, when readings can reach an intense 9. By staying informed about the UV Index, you can protect your skin and enjoy the beautiful sun-soaked days this region has to offer.

Hourly UV Index in Faleasao

As the sun rises, the UV Index starts off low, peaking at just 1 by 8 AM. However, as the day progresses, intensity increases, reaching a notable 6 by 10 AM and soaring to its maximum of 9 from noon to 1 PM. This peak signifies a time when sun safety becomes essential, urging you to seek shade and apply sunscreen. The afternoon sees a gradual decline with the index dropping to 5 by 3 PM and lower values as the sun begins its descent. By ~4 PM, the index falls to 2, and soon after, it returns to 1 by 5 PM, fading to 0 in the evening. Overall, it’s wise to take precautions during the midday hours when the 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	1	low	45 min
09:00	3	moderate	30 min
10:00	6	high	25 min
11:00	8	very high	15 min
12:00	9	very high	15 min
13:00	9	very high	15 min
14:00	7	high	25 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 Faleasao

The UV Index shows significant variations throughout the year, with extreme exposure levels primarily in the winter and early spring months. From January to May, the UV Index consistently ranges from 11 to 16, indicating high-risk months, particularly during January to April when burn time is just 10 minutes. In June and July, the Index lowers to 9, categorized as very high, allowing for a slightly longer burn time of 15 minutes. However, levels rise again in August, September, and October, all falling within the extreme category, with burn times reverting to 10 minutes. To ensure safety, residents and visitors alike are advised to limit sun exposure during these high-risk months, seek shade, wear protective clothing, and apply sunscreen consistently when outdoors.

Monthly Maximum UV Index for Faleasao, American Samoa

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

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

Faleasao's solar exposure compared to other cities in American Samoa. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Faleasao	16	16	15	13	11	9	9	12	14	15	15	15
Aua UVI	16	16	15	13	11	9	9	12	14	15	15	15
Faleniu UVI	16	16	15	13	11	9	9	12	14	15	15	15
Leone UVI	16	16	15	13	11	9	9	12	14	15	15	15
Tafuna UVI	16	16	15	13	11	9	9	12	14	15	15	15
Pago Pago UVI	16	16	15	13	11	9	9	12	14	15	15	15