UV Index in Blackhawk, United States

Last updated: July 2, 2025

Understanding the UV Index in Blackhawk, United States is crucial for maintaining skin health and preventing sunburn. With peak UV levels reaching up to 10 during midday hours, it's essential for residents to be aware of their exposure risks, especially in this Dfa climate characterized by hot summers. By actively monitoring the UV Index, individuals can take protective measures—such as applying sunscreen and wearing appropriate clothing—to safeguard themselves against harmful ultraviolet rays. Be informed, stay protected, and enjoy the sunshine safely in beautiful Blackhawk!

Hourly UV Index in Blackhawk

The UV Index data unveils a dynamic progression of sun intensity throughout the day. Starting low at 1 at 07:00, the index gradually escalates, reaching maximum levels of 10 between 12:00 and 14:00. This peak signals a critical time for sun protection. As the afternoon wanes, the index tapers off to 8 at 15:00, and then descends further to 3 by 17:00, and 2 by 18:00. Ultimately, the day concludes softly with a return to 1 at 19:00. It's essential to stay vigilant during those peak hours to safeguard your skin while enjoying the sun!

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	10	very high	15 min
15:00	8	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Blackhawk

Throughout the year, the UV Index experiences notable seasonal variations, with high-risk months typically spanning from April to September. During this period, especially in June (UV Index 11, extreme) and May through July (UV Index 9-10, very high), sun exposure should be approached with caution. On average, the burn time decreases significantly to just 10-15 minutes, emphasizing the need for protective measures. Residents and visitors alike are advised to wear sunscreen, seek shade, and don protective clothing during the peak UV months. In contrast, the winter months of January and February present a more moderate UV Index (3-4), where burn times increase to 30 minutes. However, even during these months, it is wise to remain vigilant, especially on sunny days. Remember, UV levels can still pose risks, so prioritize sun safety year-round.

Monthly Maximum UV Index for Blackhawk, United States

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

The table above highlights how UV exposure in Blackhawk 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.

Blackhawk'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
Blackhawk	3	4	5	8	9	11	10	10	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