UV Index in Vailima, Samoa

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors in Vailima, Samoa, as it serves as a vital indicator of the sun's strength and potential skin risks. Awareness of UV levels helps prevent sunburn and safeguard skin health, particularly in a tropical climate like Vailima, where UV exposure can be intense, especially between 11:00 AM and 1:00 PM. With typical UV Index values reaching as high as 9 during midday, knowing how to protect yourself from harmful rays is essential for enjoying the beautiful Samoan outdoors while staying safe.

Hourly UV Index in Vailima

Get ready for a sunny day as the UV Index climbs throughout the morning and peaks in the afternoon! Starting gently at a low level of 1 at 07:00 and 08:00, the intensity begins to rise steadily. By 09:00, it reaches 3, and things heat up significantly by 10:00 with a 5. The real sun-seeker moments hit between 11:00 and 13:00, where the UV Index soars to a maximum of 9, indicating a high risk of harm from unprotected sun exposure. As the day begins to wind down, the index gradually declines, dropping to 7 by 14:00 and falling further to 5 at 15:00. By the time evening arrives, the UV Index retreats to a low level of 1 at 17:00, finally fading to 0 after 18:00. Remember to lather on sunscreen and stay hydrated during those 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	1	low	45 min
09:00	3	moderate	30 min
10:00	5	moderate	30 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 Vailima

The UV Index varies significantly throughout the year, peaking during the first half with extreme levels from January to April and maintaining high levels in August and September. Notably, the high-risk months include January through April and August through October, where UV exposure categories consistently indicate extreme risk. Residents and visitors should exercise caution during these months, limiting sun exposure to less than 10 minutes, especially during the peak hours of sunlight. It is advisable to wear protective clothing, apply broad-spectrum sunscreen, and seek shade to minimize the risk of harmful UV damage.

Monthly Maximum UV Index for Vailima, Samoa

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

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

Vailima's solar exposure compared to other cities in Samoa. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Vailima	16	16	16	13	11	9	9	12	14	15	15	15
Siusega UVI	16	16	16	13	11	9	9	12	14	15	15	15
Faleula UVI	16	16	16	13	11	9	9	12	14	15	15	15
Apia UVI	16	16	16	13	11	9	9	12	14	15	15	15
Mulifanua UVI	16	16	16	13	11	9	10	12	14	15	15	15
Asau UVI	16	16	16	13	11	9	10	12	14	15	15	15