UV Index in Lompoc, United States

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Lompoc, United States, as it directly impacts sun safety and skin health. With UV levels peaking at 12 during midday, being aware of these levels can help prevent sunburn and long-term skin damage. Lompoc's Csb climate offers residents abundant sunshine, but this also means a heightened risk of UV exposure, especially in the late morning and early afternoon. By staying informed about the UV Index, you can enjoy the outdoors while effectively protecting your skin.

Hourly UV Index in Lompoc

The UV Index today showcases a striking climb in intensity as the sun rises, starting from a modest 1 at 7:00 AM. As the morning unfolds, the index steadily elevates, reaching 4 by 9:00 AM before peaking at a blistering 12 at 1:00 PM—the most dangerous time for exposure. The afternoon shows a slight decline, with values tapering from 11 at 2:00 PM back down to 1 by 7:00 PM. This fluctuation highlights the importance of being sun-smart, especially during the peak hours when the risk of harmful UV radiation is at its highest. Remember to protect your skin and seek shade if you'll be outdoors!

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	9	very high	15 min
12:00	11	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 Lompoc

Throughout the year, the UV Index experiences significant seasonal changes, indicating varying levels of sun exposure risk. The high-risk months are from March to August, where the index reaches very high to extreme levels, peaking at 12 in July. During this time, burn times are dangerously short, ranging from 10 to 15 minutes. As such, visitors and residents are advised to take precautionary measures, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sunlight hours. In contrast, the winter months (December through February) see lower UV levels, with a moderate risk indicated by indices from 3 to 6, allowing for safer outdoor activities, though caution is still recommended.

Monthly Maximum UV Index for Lompoc, United States

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

The table above highlights how UV exposure in Lompoc 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.

Lompoc'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
Lompoc	4	6	8	10	11	11	12	11	10	7	5	3
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5