UV Index in Chittenden, United States

Last updated: July 2, 2025

Being aware of the UV Index is crucial for residents of Chittenden, United States, as it plays a vital role in protecting your skin from harmful ultraviolet rays. Understanding UV levels is essential not only for preventing sunburn but also for maintaining long-term skin health. With Chittenden’s climate categorized as Dfb, sunny days can lead to elevated UV exposure, particularly during midday hours when the index peaks at 9. By staying informed about UV Index levels, you can enjoy the outdoors safely while minimizing the risks associated with sun exposure.

Hourly UV Index in Chittenden

The UV Index reveals a dynamic day of sun exposure, starting with a gentle 1 at 07:00 and gradually ramping up as the morning unfolds. By 09:00, it climbs to 4, reaching a more noteworthy 6 at 10:00. As the sun reaches its zenith, the UV Index peaks at 9 during the crucial hours of 12:00 and 13:00, indicating a high risk of harm from unprotected sun exposure. The intensity begins to wane after 14:00, settling to 7 at 15:00 before gradually decreasing to 1 by 19:00. Remember to protect your skin between 11:00 and 14:00 when the sun’s rays are at their most dangerous!

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	6	high	25 min
11:00	7	high	25 min
12:00	9	very high	15 min
13:00	9	very high	15 min
14:00	8	very high	15 min
15:00	7	high	25 min
16:00	5	moderate	30 min
17:00	3	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Chittenden

Throughout the year, UV exposure varies significantly, with high-risk months typically from April to August, where the UV Index peaks at levels of 8 to 10, resulting in a very high exposure category and a quick burn time of just 15 minutes. In contrast, the winter months of January, February, and December feature a much lower UV Index, ranging from 2 to 4, which is classified as low to moderate, allowing for longer exposure times of 30 to 45 minutes without significant risk. To protect against harmful UV rays, it’s crucial for visitors and residents alike to use sunscreen, wear protective clothing, and seek shade during the peak sun hours, especially from April to August when sun safety practices should be a top priority.

Monthly Maximum UV Index for Chittenden, United States

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

The table above highlights how UV exposure in Chittenden 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.

Chittenden'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
Chittenden	3	4	5	8	9	10	9	9	7	5	3	2
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
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5