UV Index in Selma, United States

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Selma, United States, where the climate can lead to significant ultraviolet exposure. With dry summers and typically sunny days, knowing the UV levels helps in preventing sunburn and protecting skin health. During peak hours, particularly from 11 AM to 2 PM, Selma's UV Index can soar to 10, indicating a very high risk of harm from unprotected sun exposure. By staying informed about the UV Index, you can enjoy the sun safely and reduce the risk of skin damage year-round.

Hourly UV Index in Selma

The UV Index reveals a dynamic ascent and descent throughout the day, peaking with intensity during midday. Starting at a gentle 1 at 7:00 AM, it climbs steadily, reaching 10 by 1:00 PM and maintaining this highest level until 2:00 PM. This critical window indicates significant sun exposure, and it’s essential to take precautions. As the afternoon progresses, the index begins to taper off, dropping to 8 at 3:00 PM, then gradually falling to 1 by 7:00 PM. This data highlights the importance of being sun-smart during the peak hours to minimize UV exposure risks.

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	3	moderate	30 min
10:00	5	moderate	30 min
11:00	8	very high	15 min
12:00	9	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	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Selma

The UV Index exhibits significant seasonal variations, with the highest risk occurring during the late spring and summer months. May and June stand out as the months with an extreme UV Index of 11, where the recommended burn time is a mere 10 minutes. April also presents considerable risk with a very high index of 8, reducing burn time to just 15 minutes. As we move into July and August, the UV Index remains elevated at 10, still necessitating caution with a burn time of 15 minutes. September sees a slight drop to 8, but the risk remains substantial. Visitors and residents should take proactive measures during these high-risk months, including seeking shade, wearing protective clothing, and applying sunscreen regularly to prevent skin damage. In contrast, December sees the UV Index drop to 2, indicating a low risk level, where longer exposure is safer.

Monthly Maximum UV Index for Selma, United States

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

The table above highlights how UV exposure in Selma 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.

Selma'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
Selma	3	4	6	8	11	11	10	10	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