UV Index in Rioja, Peru

Last updated: May 3, 2025

In Rioja, Peru, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. The region's tropical climate often results in high UV levels, particularly between 10:00 AM and 2:00 PM, when readings can reach a peak of 14. Understanding these UV levels empowers residents and visitors alike to make informed decisions about sun protection, ensuring a safer and more enjoyable outdoor experience. With typical risks associated with extended sun exposure, staying vigilant can help you protect your skin from potential damage while enjoying the beauties of Rioja.

Hourly UV Index in Rioja

Today’s UV Index presents a sharp climb as the sun rises, starting with a gentle 1 at 7:00 AM. By 9:00 AM, it peaks at 6, signaling the need for some sun protection. As the sun reaches its zenith, the index skyrockets to a striking 14 around noon, marking the high-risk period where sun safety precautions are essential. The intensity gradually lessens in the afternoon, dropping to 6 by 3:00 PM before tapering off to 1 at 5:00 PM. As twilight approaches, the UV Index returns to 0, providing a welcome respite from the sun’s rays. Be sure to maximize your outdoor enjoyment while minimizing UV exposure during the 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	3	moderate	30 min
09:00	6	high	25 min
10:00	10	very high	15 min
11:00	13	extreme	10 min
12:00	14	extreme	10 min
13:00	13	extreme	10 min
14:00	10	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Rioja

Throughout the year, the UV Index remains consistently extreme, with the highest values recorded from March to April (UV Index 18) and February (UV Index 17). These high-risk months are critical for visitors and residents alike, as the burn time across all months is just 10 minutes under these conditions. Therefore, it is imperative to take protective measures year-round, such as wearing sunscreen, protective clothing, and sunglasses, as well as seeking shade whenever possible. Awareness and caution are essential to safeguard against the harmful effects of UV radiation, particularly in the spring months when the intensity peaks.

Monthly Maximum UV Index for Rioja, Peru

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

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

Rioja's solar exposure compared to other cities in Peru. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Callao UVI	14	14	14	12	10	9	10	11	12	13	14	13
Lima UVI	14	14	14	12	10	9	10	11	12	13	14	13
Trujillo UVI	15	15	15	14	12	11	11	11	13	14	14	14
Chiclayo UVI	14	15	15	14	13	11	11	12	15	14	14	13
Arequipa UVI	18	17	17	15	12	10	11	13	15	17	18	17
Rioja	16	17	18	17	14	12	12	13	15	16	15	15