UV Index in Sundance, United States

Last updated: June 2, 2025

In Sundance, United States, being aware of the UV Index is crucial for protecting your skin and maintaining overall health. Understanding UV levels helps prevent sunburn and reduces long-term skin damage, making it essential for outdoor enthusiasts and residents alike. Sundance's Dfb climate brings varied seasons, but during sunny days, the UV exposure can spike dramatically, particularly between 11 AM and 1 PM, where levels reach as high as 11. By staying informed about the local UV Index, you can better manage your sun exposure and enjoy the beauty of Sundance safely.

Hourly UV Index in Sundance

The UV Index throughout the day exhibits a remarkable peak during the midday hours. Starting modestly at 1 by 7 AM, it gradually rises, reaching 4 by 9 AM. As the sun ascends, the intensity escalates sharply, hitting 7 at 10 AM and soaring to its highest point of 11 between 1 PM and 2 PM. This is a crucial time for sun protection, as the UV exposure is at its most intense. Fortunately, by late afternoon, relief comes as the index dips to 6 at 4 PM and plunges further to 1 by 7 PM, making those evening hours much safer for outdoor activities. Remember to safeguard your skin during those 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	4	moderate	30 min
10:00	7	high	25 min
11:00	9	very high	15 min
12:00	10	very high	15 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	8	very high	15 min
16:00	6	high	25 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Sundance

Throughout the year, UV levels exhibit significant seasonal changes, with the highest risk months occurring from April to August, when the UV Index reaches extremely high levels (9-11). Notably, June and July are the peak months, with an index of 11, indicating extreme exposure risks and a burn time as short as 10 minutes. As the year progresses, UV levels begin to decline in August and gradually drop to moderate levels by October, November, and December, where burn times increase significantly. Visitors and residents should take precautionary measures during high UV months by wearing protective clothing, applying sunscreen regularly, and minimizing sun exposure during peak hours, especially from late spring through summer.

Monthly Maximum UV Index for Sundance, United States

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

The table above highlights how UV exposure in Sundance 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.

Sundance'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
Sundance	3	5	6	9	9	11	11	10	8	5	3	2
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