UV Index in Puerto Montt, Chile

Last updated: June 2, 2025

In Puerto Montt, Chile, staying informed about the UV Index is essential for protecting your skin and overall health. Understanding UV levels helps residents and visitors alike make informed decisions to prevent sunburn and mitigate long-term skin damage. Despite its picturesque landscape, Puerto Montt’s Cfb climate presents unique challenges, with UV exposure peaking during midday hours, particularly from 11:00 AM to 2:00 PM. With UV Index readings reaching up to 2, being mindful of sun safety practices is key to enjoying the great outdoors while keeping your skin safe.

Hourly UV Index in Puerto Montt

The UV Index data reveals a gradual increase in sun intensity throughout the morning, starting from a safe 0 at 07:00 and 08:00. As the day progresses, the index reaches its peak of 2 during midday, specifically at 11:00, 12:00, 13:00, and 14:00—a time when sun protection is advisable. After this peak, the UV levels gently decline to 1 by 15:00 and remain steady until 17:00, before dropping back to 0 in the evening hours at 18:00 and 19:00. This data underscores the importance of being sun-smart 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	0	low	45 min
08:00	0	low	45 min
09:00	1	low	45 min
10:00	1	low	45 min
11:00	2	low	45 min
12:00	2	low	45 min
13:00	2	low	45 min
14:00	2	low	45 min
15:00	1	low	45 min
16:00	1	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 Puerto Montt

Throughout the year, the UV Index exhibits substantial seasonal variations, with the highest values occurring during the winter and late fall. Notably, January and February are marked by extreme exposure categories, with a UV Index of 14 and 12, indicating a burn time of just 10 minutes. The high-risk months for UV exposure are November and December, with indexes of 12 and 13, respectively, also categorized as extreme. Visitors and residents should exercise caution during these months, ensuring they protect their skin from harmful UV rays by wearing protective clothing, using sunscreen, and limiting sun exposure. In contrast, the UV Index drops significantly from June to August, where it reaches moderate levels, suggesting a lower risk for sunburn, with burn times extending to 30-45 minutes. As such, while year-round protection is advised, extra vigilance is essential during the highest UV months.

Monthly Maximum UV Index for Puerto Montt, Chile

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

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

Puerto Montt's solar exposure compared to other cities in Chile. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Puerto Montt	14	12	9	6	4	2	3	4	6	9	12	13
Santiago UVI	14	12	11	7	5	3	4	6	8	11	12	14
Valparaiso UVI	14	12	11	8	5	4	4	6	8	11	12	14
Vina del Mar UVI	14	12	11	8	5	4	4	6	8	11	12	14
Puente Alto UVI	15	14	12	8	6	4	6	8	11	12	14	15
Antofagasta UVI	15	15	13	10	8	6	7	9	11	14	15	15