UV Index in Luganville, Vanuatu

Last updated: July 2, 2025

In Luganville, Vanuatu, staying aware of the UV Index is crucial for safeguarding your skin health under its tropical climate. The sun's rays can reach harmful levels, especially during midday when the UV Index peaks at 10, indicating a very high risk of harm from unprotected sun exposure. Understanding these UV levels not only helps in preventing painful sunburns but also plays a vital role in protecting against long-term skin damage. As you enjoy the beautiful sunny days of Luganville, being informed about the UV Index can make a significant difference in maintaining healthy skin while making the most of your outdoor adventures.

Hourly UV Index in Luganville

As the sun rises, the UV Index begins its climb, starting at a modest 1 at 07:00. By 08:00, it gently increases to 2, signaling a day of strengthening rays. The intensity peaks around 12:00 with a striking 10, indicating the time for caution and sun protection. As midday passes, the index gradually declines, dropping to 6 at 14:00 before continuing its descent to 4 at 15:00. By 17:00, it returns to a safer 1, and eventually fades to 0 after 18:00, marking a gentle close to the day. This data underscores the importance of seeking shade and wearing sunscreen during the midday hours when the UV exposure is at its most intense.

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	4	moderate	30 min
10:00	7	high	25 min
11:00	9	very high	15 min
12:00	10	very high	15 min
13:00	9	very high	15 min
14:00	6	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 Luganville

The UV Index in our region shows pronounced seasonal changes, with high-risk months typically spanning from January to March and again in the late fall months of October through December. These months consistently feature an extreme exposure category, with a burn time as low as 10 minutes. April and May see a slight decrease in UV levels but remain in the extreme category, while June and July offer a brief respite with a very high category and a slightly extended burn time of 15 minutes. As temperatures rise into August and September, UV levels again peak into the extreme category. It is crucial for both visitors and residents to take protective measures, such as wearing sunscreen, protective clothing, and sunglasses, especially during these high-risk months to mitigate the potential for skin damage.

Monthly Maximum UV Index for Luganville, Vanuatu

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

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

Luganville's solar exposure compared to other cities in Vanuatu. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Isangel UVI	16	16	15	12	9	7	9	10	12	13	14	16
Port-Vila UVI	16	16	15	13	10	8	9	12	13	14	15	15
Norsup UVI	16	16	16	13	11	8	10	12	13	15	14	15
Luganville	16	16	16	14	11	9	10	12	13	15	14	15
Port-Olry UVI	16	16	16	14	11	9	10	12	14	15	14	15