UV Index in Arroniz, Spain

Last updated: June 2, 2025

Understanding the UV Index is essential for residents and visitors of Arroniz, Spain, where sunny skies frequently enhance outdoor living. Awareness of UV levels can significantly aid in preventing sunburn and promoting long-term skin health, particularly in a climate characterized by its mild summers and temperate winters. With peak UV Index values reaching 11 in the midday sun, it becomes crucial to protect your skin from harmful exposure. By staying informed about the UV Index, you can enjoy the vibrant beauty of Arroniz while safeguarding your well-being under the sun.

Hourly UV Index in Arroniz

As the sun rises, the UV Index starts off mild, peaking at 1 by 8:00 AM. However, things heat up quickly! By 10:00 AM, it surges to 4, reaching 6 at 11:00 AM. The afternoon sun really cranks it up, hitting a maximum of 11 at 2:00 PM, making this the moment when protective measures should be a priority. As we approach late afternoon, the index begins to drop, settling at 6 by 5:00 PM and tapering off to 2 by 7:00 PM. Remember to stay sun-safe 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	2	low	45 min
10:00	4	moderate	30 min
11:00	6	high	25 min
12:00	9	very high	15 min
13:00	10	very high	15 min
14:00	11	extreme	10 min
15:00	10	very high	15 min
16:00	8	very high	15 min
17:00	6	high	25 min
18:00	4	moderate	30 min
19:00	2	low	45 min

Monthly UV Index Trends in Arroniz

Throughout the year, the UV Index experiences significant seasonal fluctuations, with the highest levels occurring in the summer months. March marks the beginning of high UV exposure, with an index of 6, while April and May see values peak at 8 and 9, categorized as very high. The summer, particularly June with an extreme index of 11, poses the greatest risk for skin damage, reducing safe exposure time to just 10 minutes. Following the summer, July and August maintain high levels of 10 and 9, before tapering off through September and October. November and December provide some relief, with indices returning to moderate and low levels of 3 and 2, respectively, allowing for 30 to 45 minutes of safe exposure. Therefore, visitors and residents are strongly advised to take extra precautions, such as wearing sunscreen and protective clothing, during the high-risk months of March through October, especially from June to August when the threat of sunburn is at its peak.

Monthly Maximum UV Index for Arroniz, Spain

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

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

Arroniz's solar exposure compared to other cities in Spain. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Barcelona UVI	3	4	5	7	8	10	10	9	7	6	3	2
Arroniz	3	4	6	8	9	11	10	9	8	6	3	2
Zaragoza UVI	3	4	6	8	9	11	11	9	8	6	3	2
Valencia UVI	3	4	6	8	9	11	10	9	8	6	4	3
Madrid UVI	3	4	6	8	10	11	11	9	8	6	4	3
Sevilla UVI	3	5	7	9	10	11	10	10	9	7	4	3