UV Index in Arnes, Spain

Last updated: July 2, 2025

In Arnes, Spain, awareness of the UV Index is crucial for maintaining skin health amidst the region's sunny climate. Understanding the varying UV levels throughout the day is essential for preventing sunburns and reducing the risk of long-term skin damage. With the typical BSk climate providing ample sunshine, especially during peak hours when the UV Index can soar up to 10, residents and visitors must take precautions to protect their skin and enjoy the outdoors safely. By checking the UV Index daily, you can make informed choices about sun exposure, ensuring fun in the sun while keeping your skin healthy.

Hourly UV Index in Arnes

The UV Index data reveals a dynamic sun exposure pattern throughout the day. Starting with a low index of 1 in the early hours (07:00 and 08:00), sun sensitivity increases as the day progresses. By 09:00, the index rises to 2, marking the beginning of heightened UV intensity. The peak occurs between 12:00 and 14:00, where it hits a high of 10, indicating a strong need for sun protection. As the afternoon wanes, the levels gradually decline, sliding to 8 at 16:00 and further down to 3 by 18:00. By 19:00, the exposure reduces to 2, suggesting a safe transition as daylight fades. Remember, when the UV Index is 6 or higher, it’s essential to take protective measures!

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	8	very high	15 min
13:00	10	very high	15 min
14:00	10	very high	15 min
15:00	10	very high	15 min
16:00	8	very high	15 min
17:00	6	high	25 min
18:00	3	moderate	30 min
19:00	2	low	45 min

Monthly UV Index Trends in Arnes

Throughout the year, the UV Index fluctuates significantly, indicating varying levels of sun exposure risk for visitors and residents. The months of April through September are particularly critical, with April peaking at a UV Index of 8 (very high) and June reaching an extreme level of 11. The high-risk months—May, June, and July—demand heightened sun protection, as the burn time during these periods is reduced to just 10-15 minutes. In contrast, the winter months of December and January feature lower UV levels, with January's Index at 3 and a burn time of 30 minutes. To stay safe, residents and visitors should wear sunscreen, protective clothing, and avoid direct sunlight during peak hours, especially from April to September.

Monthly Maximum UV Index for Arnes, Spain

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

The table above highlights how UV exposure in Arnes 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.

Arnes'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
Arnes	3	4	5	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