UV Index in Les Loges-en-Josas, France

Last updated: July 2, 2025

Understanding the UV Index in Les Loges-en-Josas, France is crucial for safeguarding your skin health and preventing sunburn. With the peak UV index reaching as high as 8 during the summer months, awareness of these levels can help you take proactive measures when heading outdoors. This charming town, characterized by its Cfb climate, experiences moderate UV exposure, especially during midday hours. By grasping the significance of UV levels, you can enjoy the beautiful French outdoors while minimizing your risk of skin damage. Stay informed and protect yourself!

Hourly UV Index in Les Loges-en-Josas

The UV Index today presents a dynamic range, peaking during the midday hours. Starting off gentle in the morning, with 1 at both 07:00 and 08:00, the index gradually climbs to 2 by 09:00. As the sun reaches its zenith, the intensity soars, hitting 6 at 11:00 and peaking at an impressive 8 from 13:00 to 15:00. This indicates a critical time for sun protection, as the index then begins its decline, dropping to 6 by 16:00 before tapering off further to 3 by 18:00 and 2 at 19:00. Stay safe and enjoy the outdoors while being mindful of the sun’s rays!

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	8	very high	15 min
16:00	6	high	25 min
17:00	5	moderate	30 min
18:00	3	moderate	30 min
19:00	2	low	45 min

Monthly UV Index Trends in Les Loges-en-Josas

Throughout the year, UV levels vary significantly, with the highest risk months occurring from May to August, where the UV Index reaches a peak of 9 in June and remains at 8 during July and August, indicating a very high exposure category and a critical burn time of just 15 minutes. In contrast, winter months see much lower UV levels, with January and November registering a UV Index of 2 and December dropping to 1, categorized as low exposure. Visitors and residents should exercise caution during the high-risk months by minimizing sun exposure, wearing protective clothing, and applying sunscreen regularly, particularly between late spring and early fall when UV radiation is at its strongest.

Monthly Maximum UV Index for Les Loges-en-Josas, France

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Les Loges-en-Josas. 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 Les Loges-en-Josas, 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 Les Loges-en-Josas UV Index with Other France Cities

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

Les Loges-en-Josas's solar exposure compared to other cities in France. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Les Loges-en-Josas	2	3	5	6	8	9	8	8	6	4	2	1
Paris UVI	2	3	5	6	8	9	8	8	6	4	2	1
Lyon UVI	2	3	5	6	8	10	9	8	6	5	3	2
Nice UVI	2	4	6	7	8	10	9	8	7	5	3	2
Marseille UVI	2	4	5	7	9	10	9	8	7	5	3	2
Toulouse UVI	2	4	6	7	9	10	10	9	7	5	3	2