UV Index in Walker, United States

Last updated: May 3, 2025

In Walker, United States, understanding the UV Index is crucial for safeguarding your skin and overall health. With peak UV levels reaching as high as 13 during midday hours, the risk of sunburn and long-term skin damage increases significantly. Being informed about UV exposure not only helps in preventing painful sunburns but also plays a vital role in reducing the risk of skin cancer. Walker’s Csb climate offers pleasant summer conditions, but it also means that UV rays can be particularly strong, especially from late morning to early afternoon. Stay vigilant and protect yourself by monitoring the UV Index to enjoy the sun safely!

Hourly UV Index in Walker

From the early hours of the day, the UV Index gradually rises, beginning at a mild 1 at 07:00. By 09:00, it reaches 5, signaling the sun's increasing intensity. The peak is reached at 12:00, with a notable 13, marking the height of solar exposure. As the afternoon unfolds, the index begins to taper off, dropping to 12 by 14:00, and further declining to 4 by 17:00. As evening approaches, the UV levels return to a low 1 by 19:00, making it a safer time for outdoor activities. Remember, protect your skin during those peak hours, particularly between 11:00 and 14:00 when the sun is at its 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	2	low	45 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	12	extreme	10 min
15:00	9	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 Walker

Throughout the year, UV levels exhibit significant seasonal variation, peaking during the summer months. High-risk months for sun exposure are March through August, where the UV Index reaches very high to extreme levels, particularly in April, May, June, and July, with a consistent index of 13 and a burn time of just 10 minutes. Residents and visitors should be especially vigilant during these months, taking precautions such as wearing protective clothing, using broad-spectrum sunscreen, and seeking shade whenever possible. As fall approaches, the UV Index gradually decreases, but visitors should remain cautious in September and October when levels still indicate a high risk. In contrast, January, December, and November are periods of lower UV exposure, categorized as moderate to high, allowing for somewhat safer outdoor activities.

Monthly Maximum UV Index for Walker, United States

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

The table above highlights how UV exposure in Walker 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.

Walker'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
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5
Walker	4	6	10	12	13	13	13	12	10	7	6	4