UV Index in State Line, United States

Last updated: August 1, 2025

Awareness of the UV Index is crucial for residents of State Line, United States, where the climate offers warm summers and ample sunshine. Understanding UV levels is essential not only for preventing painful sunburns but also for safeguarding your skin's long-term health. With peak UV Index readings reaching 11 around midday, the risk of overexposure is significant, making it vital to stay informed. As you enjoy the great outdoors in this beautiful region, keep in mind the typical Cfa climate conditions that contribute to higher UV exposure, especially during the summer months.

Hourly UV Index in State Line

The UV Index today follows a striking upward trajectory, peaking at 11 from 12:00 PM to 1:00 PM, indicating the highest level of solar intensity and the need for adequate sun protection. Starting from a mild 1 at 7:00 AM, the index steadily climbs to 9 by 11:00 AM, before reaching its peak. The afternoon hours maintain a strong presence with 10 at 2:00 PM and gradually taper off to 3 by 5:00 PM. As the sun sets, the UV Index returns to a more manageable 1 by 6:00 PM, ultimately emphasizing the importance of sun safety during peak hours to protect against harmful UV exposure.

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	6	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	8	very high	15 min
16:00	5	moderate	30 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in State Line

Seasonal UV changes reveal significant fluctuations throughout the year, with the highest UV exposure occurring from April to August, where the UV Index reaches an extreme level of 11. During these months, individuals can expect a rapid burn time of just 10 minutes, making them particularly high-risk for UV-related skin damage. February and March also stand out with a very high UV Index of 8, resulting in burn times of 15 minutes. Conversely, the risk diminishes in the fall and winter, with December showing a moderate UV Index of 4 and a burn time of 30 minutes. To stay safe, visitors and residents are advised to take extra precautions in the spring and summer months by wearing sunscreen, protective clothing, and hats, particularly during midday hours when UV radiation is most intense.

Monthly Maximum UV Index for State Line, United States

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

The table above highlights how UV exposure in State Line 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.

State Line'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
State Line	5	8	8	11	11	11	11	11	10	8	6	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5