UV Index in Paris, France

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Paris, France, as it plays a key role in sunburn prevention and overall skin health. With the city’s temperate maritime climate (Cfb), UV exposure levels can vary significantly throughout the day, peaking at a notable 8 during midday. By being aware of these levels, you can better protect your skin against harmful radiation, ensuring that your time spent exploring the beautiful sights of Paris doesn’t lead to regrettable sunburns. Stay informed and enjoy the sun safely in the City of Light!

Hourly UV Index in Paris

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 Paris

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 Paris, France

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

The table above highlights how UV exposure in Paris 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.

Paris'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
Paris	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