UV Index in Paris, United States

Last updated: June 2, 2025

Understanding the UV Index in Paris, United States, is vital for protecting your skin against harmful ultraviolet rays. Awareness of UV levels plays a crucial role in preventing sunburn and promoting overall skin health, especially during peak sun hours. With a Dfb climate that brings a mix of warm summers and cold winters, Paris residents must remain vigilant about typical UV exposure risks. During the summer months, the UV Index can soar to dangerous levels, peaking at 12 around midday. Stay informed and safeguard your skin by checking the UV Index regularly—after all, prevention is always better than cure!

Hourly UV Index in Paris

Today’s UV Index showcases a dynamic rise in solar intensity, peaking at an impressive 12 by 1 PM. Starting from a modest 1 at 7 AM, the index steadily climbed, hitting 10 by noon as the sun reached its zenith. The mid-afternoon sun unleashed its full potential, with UV levels hovering around 11 to 12 before gradually tapering off. As the afternoon fades into evening, the UV Index drops to 5 by 5 PM, then dwindles to 1 again by 7 PM, signaling a gentle retreat from the day's solar strength. It's a powerful reminder of the sun's potential — protect your skin during these peak hours!

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	2	low	45 min
09:00	3	moderate	30 min
10:00	6	high	25 min
11:00	8	very high	15 min
12:00	10	very high	15 min
13:00	12	extreme	10 min
14:00	11	extreme	10 min
15:00	10	very high	15 min
16:00	7	high	25 min
17:00	5	moderate	30 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in Paris

Throughout the year, UV exposure varies significantly, peaking during the summer months. High-risk months include May, June, and July, where the UV Index reaches extreme levels of 11-12, and burn times drop to just 10 minutes. March and April also present very high risks with indices of 8-10, necessitating quick action to avoid sunburn. As a reminder, January and December have moderate UV levels, offering 30-minute burn times, while the other months see varying degrees of risk. Visitors and residents are advised to take necessary precautions during the high-risk months, such as applying sunscreen, wearing protective clothing, and seeking shade during peak hours to minimize the risk of skin damage.

Monthly Maximum UV Index for Paris, United States

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 United States Cities

The table above highlights how UV exposure in Paris compares to other major locations across United States. 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 United States. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Chicago UVI	3	4	6	8	9	10	10	9	8	6	4	2
Brooklyn UVI	3	5	6	8	10	10	9	9	8	6	4	2
New York City UVI	3	5	6	8	10	10	9	9	8	6	4	2
Paris	3	5	8	10	11	12	11	10	9	6	4	3
Los Angeles UVI	4	6	8	9	10	11	11	10	10	7	5	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5