UV Index in Funafuti, Tuvalu

Last updated: June 2, 2025

In the tropical paradise of Funafuti, Tuvalu, understanding the UV Index is essential for protecting your skin and health. As the sun shines brightly throughout the day, knowing UV levels can help prevent painful sunburns and long-term skin damage. With a typical climate characterized by high humidity and direct sunlight, the UV Index peaks at an alarming 11 around noon, signaling a significant risk for those outdoors. Stay informed and take precautions to enjoy the sun safely!

Hourly UV Index in Funafuti

As the sun rises, the UV Index steadily increases, starting at a mild 1 at 7:00 AM. By 9:00 AM, it surges to a moderate 5, signaling the need for some sun protection. The intensity peaks dramatically at 12:00 PM with a daunting 11, marking the height of solar exposure where precautions are essential. As the afternoon progresses, the index begins to decline, but still remains significant at 9 by 1:00 PM. By 3:00 PM, it drops to 4, and the late afternoon sees it further fade to a gentle 1 by 5:00 PM. By sunset, the UV Index diminishes to 0, providing a reassuring end to a day of sun. Stay safe and enjoy the sunshine!

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	2	low	45 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	9	very high	15 min
14:00	7	high	25 min
15:00	4	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 Funafuti

The UV Index remains consistently high throughout the year, particularly from January to April, where it reaches an extreme level of 16, indicating a significant risk for skin damage with a burn time of just 10 minutes. This trend continues with only a slight reduction in May and June, where the index ranges from 11 to 13. Notably, July and August see a return to a UV Index of 11 and 13, respectively, before ramping up again in the fall months of September to October, peaking at 15 in October. November and December also maintain an extreme rating with an index of 14. Visitors and residents should exercise caution, especially during the high-risk months of January through April and ensure adequate sun protection measures, such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours to minimize the risk of UV exposure.

Monthly Maximum UV Index for Funafuti, Tuvalu

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

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

Funafuti's solar exposure compared to other cities in Tuvalu. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Funafuti	16	16	16	15	13	11	11	13	14	15	14	14
Motufoua School UVI	15	16	16	15	13	11	11	13	14	15	15	14
Savave Village UVI	15	16	16	15	13	11	11	13	14	15	14	14
Toga Village UVI	15	16	16	16	13	11	11	13	14	15	14	14
Tanrake Village UVI	15	16	16	15	13	11	11	13	14	15	14	14