UV Index in Grosbous, Luxembourg

Last updated: May 3, 2025

Understanding the UV Index in Grosbous, Luxembourg is crucial for safeguarding your skin's health and preventing sunburn. With Grosbous situated in a temperate climate zone (Cfb), residents face varying UV exposure risks throughout the day. During peak sunlight hours, particularly around noon when the UV Index can reach as high as 8, awareness of UV levels becomes essential for outdoor activities. By staying informed, you can take proactive measures to protect yourself and enjoy the beautiful Luxembourg countryside without compromising your skin health.

Hourly UV Index in Grosbous

The UV Index offers a clear snapshot of sun intensity throughout the day. From 07:00 to 09:00, it's a comfortable level, hovering around 1 to 2, making it safe for morning outdoor activities. As the sun climbs higher, the index jumps to 4 by 10:00 and peaks at an impressive 8 between 13:00 and 14:00—the time to take extra precautions! After the zenith, the levels gradually decline to 5 by 16:00, and then descend to a cozy 1 by 19:00. Plan accordingly and enjoy the sun safely!

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	7	high	25 min
13:00	8	very high	15 min
14:00	8	very high	15 min
15:00	7	high	25 min
16:00	5	moderate	30 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Grosbous

Throughout the year, the UV Index experiences significant fluctuations, with high-risk months identified primarily from April to August, where the index peaks at an alarming 9 in June. During these months, the exposure category escalates to very high, resulting in a burn time of just 15 minutes for unprotected skin. In contrast, January, November, and December have low UV levels, making sun protection less critical, with burn times extending to 45 minutes. As such, it’s essential for both visitors and residents to stay vigilant during the peak months by applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade, especially between 10 AM and 4 PM, when UV rays are strongest.

Monthly Maximum UV Index for Grosbous, Luxembourg

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

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

Grosbous's solar exposure compared to other cities in Luxembourg. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Luxembourg UVI	2	3	4	6	8	9	8	7	6	4	2	1
Grosbous	2	3	4	6	8	9	8	8	6	4	2	1
Bettembourg UVI	2	3	4	6	8	9	8	8	6	4	2	1
Schifflange UVI	2	3	4	6	8	9	8	8	6	4	2	1
Dudelange UVI	2	3	4	6	8	9	8	8	6	4	2	1
Esch-sur-Alzette UVI	2	3	4	6	8	9	8	8	6	4	2	1