UV Index in Castilnuevo, Spain

Last updated: June 2, 2025

In Castilnuevo, Spain, staying aware of the UV Index is crucial for protecting your skin from harmful effects that can lead to sunburn and long-term health issues. Understanding these UV levels is essential, especially in a region known for its Cfb climate, which creates a unique blend of sunny days and high UV exposure risks. With peak UV Index values reaching up to 12 during midday hours, residents and visitors alike should be proactive about sun safety to maintain healthy skin and enjoy the beautiful outdoors without worry.

Hourly UV Index in Castilnuevo

Throughout the day, the UV Index exhibits a significant increase, peaking sharply in the early afternoon. Starting from a modest 1 at 7:00 AM, it gradually ascends to reach 12 by 2:00 PM, indicating a high risk of harm from unprotected sun exposure. The hours around 11:00 AM to 2:00 PM are especially critical, with values soaring to 11 and 12 respectively. As the afternoon progresses, the intensity begins to decline, dipping back to 6 by 5:00 PM and falling to 2 by 7:00 PM. To ensure your skin stays protected, it’s essential to take precautions during those peak hours when the sun's rays are most potent!

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	7	high	25 min
12:00	9	very high	15 min
13:00	11	extreme	10 min
14:00	12	extreme	10 min
15:00	11	extreme	10 min
16:00	9	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 Castilnuevo

Throughout the year, the UV Index shows significant seasonal variation, peaking during the summer months. March marks the transition to higher risk, with a UV Index of 6 (high) and a burn time of 25 minutes. This risk escalates sharply in April and May, reaching a very high category, with an index of 9 and 10, respectively, and a burn time dropping to just 15 minutes. The extreme levels emerge in June and July, marked by a UV Index of 12 and 11, respectively, where prolonged unprotected exposure can lead to burns in as little as 10 minutes. August and September still retain significant risks with a UV Index of 10 and 8. Visitors and residents are advised to prioritize sun protection during high-risk months, especially from April to September, by using sunscreen, wearing protective clothing, and seeking shade during peak sun hours to minimize the risk of skin damage.

Monthly Maximum UV Index for Castilnuevo, Spain

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

The table above highlights how UV exposure in Castilnuevo 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.

Castilnuevo'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
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
Castilnuevo	3	4	6	9	10	12	11	10	8	6	4	3
Sevilla UVI	3	5	7	9	10	11	10	10	9	7	4	3