UV Index in Burlington, United States

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents of Burlington, United States, where exposure to ultraviolet radiation can vary significantly throughout the day. With typical summer days offering a mix of sunshine and cloud cover, awareness of UV levels helps prevent sunburn and promotes long-term skin health. The UV Index peaks in Burlington around midday, reaching levels as high as 10, indicating a need for protective measures. By staying informed about local UV exposure risks, you can enjoy the beautiful climate of Burlington while keeping your skin safe from harmful UV rays.

Hourly UV Index in Burlington

During the day, the UV Index shows a notable rise, starting from a safe level of 1 at 07:00 and 08:00. As the sun climbs higher, it peaks at an intense 10 between 13:00 and 14:00, indicating a high risk of harm from unprotected sun exposure. Be cautious during this timeframe! The index gradually dips to 7 at 16:00, then falls to a more manageable 2 by 18:00, before returning to a minimal 1 as daylight wanes. For those planning outdoor activities, it's crucial to protect your skin during the midday hours when the sun is strongest.

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	7	high	25 min
12:00	9	very high	15 min
13:00	10	very high	15 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 Burlington

Throughout the year, seasonal UV changes present varying risks for sun exposure. The high-risk months typically occur from April to August, when the UV Index rises to 9 or above, indicating very high to extreme exposure levels. Specifically, June and July see the most critical levels at 11, suggesting a burn time of just 10 minutes. Visitors and residents should be particularly vigilant during these months, applying sunscreen with a high SPF, wearing protective clothing, and seeking shade during peak sun hours. As the UV Index decreases from September to December, with values dropping back to 3-6, precautions remain advisable but can be somewhat relaxed, particularly in the winter months.

Monthly Maximum UV Index for Burlington, United States

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

The table above highlights how UV exposure in Burlington 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.

Burlington'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
Burlington	3	6	7	9	10	11	11	10	9	7	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