UV Index in Hatteras, United States

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors in Hatteras, United States. This vital information not only helps in preventing sunburn but also plays a key role in maintaining long-term skin health. With a climate characterized by warm summers and ample sunshine, Hatteras experiences varying UV exposure risks throughout the day, peaking at a dangerous level of 11 around noon. By being aware of the UV Index, you can take proactive steps to protect yourself and enjoy the beautiful coastal environment safely.

Hourly UV Index in Hatteras

The UV Index for today starts off mild, peaking at 1 by 7:00 AM, then gradually increases as the sun climbs higher in the sky. By 10:00 AM, it hits 6, indicating a moderate level of UV exposure. The intensity keeps climbing, reaching a maximum of 11 at 1:00 PM, making this the most crucial time for sun safety. As the afternoon progresses, the index begins to wane, dropping to 8 by 3:00 PM, then further to 2 by the evening, signalling a return to a safer UV environment. Remember, protecting your skin is vital during those peak hours of 10 AM to 2 PM!

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	11	extreme	10 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 Hatteras

The UV Index experiences significant seasonal variations, with the most dangerous months for sun exposure falling between March and August. During this period, UV levels peak at 11 in May, June, and July, indicating an extreme risk of harm from unprotected sun exposure, where burn time can be as short as 10 minutes. Residents and visitors should take extra precautions during these months, such as wearing protective clothing, seeking shade, and applying broad-spectrum sunscreen regularly. As the year progresses into the fall and winter months, the UV Index decreases, reaching moderate levels in January and December, with a burn time of 30 minutes. However, even in these months, some sun protection is advisable.

Monthly Maximum UV Index for Hatteras, United States

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

The table above highlights how UV exposure in Hatteras 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.

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