UV Index in Lake Zurich, United States

Last updated: June 2, 2025

In Lake Zurich, United States, being aware of the UV Index is essential for safeguarding your skin and health. Understanding UV levels can help you prevent sunburn and reduce the risk of long-term skin damage, making it a vital aspect of outdoor activities in this picturesque area. With a Dfa climate characterized by warm summers, residents and visitors often encounter elevated UV exposure, particularly from late morning to early afternoon when the index peaks at a high 10. Stay informed and protect yourself under the sun to enjoy all that Lake Zurich has to offer!

Hourly UV Index in Lake Zurich

The UV Index throughout the day showcases a dynamic pattern of sun exposure, peaking during the afternoon. At 07:00, the index starts low at 1, gradually increasing as the sun rises. By 10:00, it reaches 6, signaling a rise in sun intensity, culminating in a striking 10 from 12:00 to 13:00, indicating a high risk of harm from unprotected sun exposure. As the day progresses, the UV Index declines, dropping to 3 by 17:00, and steadily returning to 1 by 19:00. This data highlights the importance of sun protection, especially during midday when the UV Index is at its highest.

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	8	very high	15 min
12:00	10	very high	15 min
13:00	10	very high	15 min
14:00	9	very high	15 min
15:00	8	very high	15 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 Lake Zurich

Throughout the year, UV Index levels exhibit significant seasonal variation. January and December have low UV exposure, with indices of 2, allowing for a lengthy burn time of 45 minutes. As we transition to February (UV Index 4) and March (UV Index 6), the risk escalates to moderate and high, reducing safe exposure time to 30 and 25 minutes, respectively. The peak months for UV exposure occur during April to August, with indices reaching a high of 10 in June and July, categorized as very high and necessitating a brief burn time of just 15 minutes. By October, the index decreases to 5, then further settles at 3 in November. Residents and visitors are advised to exercise caution during the high-risk months of April through August, using sunscreen, protective clothing, and seeking shade to minimize the risk of skin damage.

Monthly Maximum UV Index for Lake Zurich, United States

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

The table above highlights how UV exposure in Lake Zurich 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.

Lake Zurich'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
Lake Zurich	2	4	6	8	9	10	10	9	8	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