UV Index in Parker, United States

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Parker, United States, where the climate is classified as BSk—characterized by sunny, dry conditions that elevate exposure to harmful ultraviolet rays. With UV levels peaking at 12 between noon and 1 PM, awareness of these fluctuations is essential for sunburn prevention and long-term skin health. By keeping an eye on the UV Index, you can protect yourself and your loved ones from the risks associated with overexposure, ensuring safe and enjoyable time outdoors in Parker's beautiful sun-filled landscape.

Hourly UV Index in Parker

At sunrise, the UV Index begins its steady climb, starting at a safe 1 at 07:00. As the morning progresses, it escalates to 2 by 08:00 and reaches a pleasant 4 by 09:00. However, the real intensity hits between 10:00 and 13:00, with the UV Index peaking at a scorching 12 at 12:00, indicating a high risk of harm from unprotected sun exposure. As the afternoon unfolds, levels gradually descend, hitting 9 at 15:00 before tapering off to 4 by 17:00. By the evening hours, the index returns to a mild 1 by 19:00, reminding us of the importance of sunscreen amidst the sun's powerful midday rays.

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	10	very high	15 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	11	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 Parker

As the seasons change, so do UV levels, highlighting the importance of sun safety for both visitors and residents. From March to August, the UV Index peaks at 11-12, classified as extreme, where the burn time is reduced to just 10 minutes. Notably, May, June, and July are the high-risk months, when exposure can lead to serious skin damage in a very short time. In contrast, January and December see lower UV levels (around 3-4) with a moderate burn time of 30 minutes. To protect yourself, especially during the high UV months, always apply broad-spectrum sunscreen, wear protective clothing, and seek shade during peak sun hours.

Monthly Maximum UV Index for Parker, United States

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

The table above highlights how UV exposure in Parker 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.

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