UV Index in Canton, United States

Last updated: July 2, 2025

Understanding the UV Index in Canton, United States is crucial for safeguarding your health under the sun. With numbers peaking at 11 during midday, awareness of UV levels can significantly reduce your risk of sunburn and long-term skin damage. Canton’s Cfb climate often brings warm summers with elevated UV exposure, making it important to prioritize skin protection throughout the year. Stay informed and equip yourself with the knowledge to enjoy the outdoors safely!

Hourly UV Index in Canton

The UV Index for the day reveals a dynamic shift in sun exposure, starting off low in the early morning hours with values of 1 at both 7:00 and 8:00. As the sun climbs higher, the index ramps up, peaking at an intense 11 between 13:00 and 14:00—a clear signal for sun safety measures. This period of maximum intensity comes after a sharp rise from 3 at 9:00 to a notable 7 at 11:00. The afternoon provides a gradual decline, with levels falling to 9 by 15:00, then tapering off to 3 by 18:00 before returning to a safe 1 at 19:00. It's a solid reminder to stay protected during 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	1	low	45 min
09:00	3	moderate	30 min
10:00	5	moderate	30 min
11:00	7	high	25 min
12:00	10	very high	15 min
13:00	11	extreme	10 min
14:00	11	extreme	10 min
15:00	9	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 Canton

Throughout the year, UV exposure varies significantly, with high-risk months primarily occurring from March to September. In March to July, the UV Index peaks at 12 in May and June, classified as extreme, indicating a burn time of just 10 minutes. The risk remains high in February (Index 7) and November (Index 6), with moderate levels in January and December. To protect skin health, residents and visitors should take precautions during the high-risk months by seeking shade, wearing protective clothing, and applying sunscreen with a high SPF, particularly during midday hours when UV rays are strongest. It's important to stay informed and prioritize sun safety, especially during April and May when the risk is at its highest.

Monthly Maximum UV Index for Canton, United States

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

The table above highlights how UV exposure in Canton 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.

Canton'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
Los Angeles UVI	4	6	8	9	10	11	11	10	10	7	5	4
Canton	4	7	8	11	12	12	11	11	10	8	6	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5