UV Index in Georgetown, United States

Last updated: May 3, 2025

In Georgetown, United States, being aware of the UV Index is essential for protecting your skin and overall health. Understanding UV levels is crucial—not only does it help in preventing sunburn, but it also plays a vital role in maintaining long-term skin health. With Georgetown's Dfa climate, residents face notable UV exposure risks, especially during peak hours when the index can soar to 10 around midday. By staying informed and taking appropriate precautions, you can enjoy the sunny days while safeguarding your skin from harmful ultraviolet rays.

Hourly UV Index in Georgetown

As the sun rises, the UV Index remains low, starting at a mere 1 at 07:00 and 08:00. By 09:00, it nudges up to 2, but the real intensity kicks in around 10:00, reaching 4. The midday sun peaks at 12:00, where the UV Index skyrockets to an impressive 8, and it hits its zenith shortly after at 13:00 and 14:00, both recording a maximum of 10. As the afternoon wanes, the levels gradually decline: to 9 at 15:00, 7 at 16:00, and down to 4 at 17:00. By evening, the UV Index drops to 3 at 18:00 before settling back to 1 at 19:00. Be sun-smart—this midday window is crucial for protecting your skin!

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	1	low	45 min
09:00	2	low	45 min
10:00	4	moderate	30 min
11:00	6	high	25 min
12:00	8	very high	15 min
13:00	10	very high	15 min
14:00	10	very high	15 min
15:00	9	very high	15 min
16:00	7	high	25 min
17:00	4	moderate	30 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in Georgetown

Throughout the year, the UV Index experiences significant fluctuations, with the highest levels occurring during the summer months. High-risk months for UV exposure include April through September, when the UV Index reaches very high levels of 9 or 10, significantly reducing the safe burn time to just 15 minutes. Visitors and residents are strongly advised to take precautions during these months, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sun hours. Conversely, the winter months of December and January present lower UV risks, with indices of 2 and 3, allowing for safer exposure times of 30 to 45 minutes. Overall, awareness of seasonal changes in UV levels is crucial for protecting skin health throughout the year.

Monthly Maximum UV Index for Georgetown, United States

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

The table above highlights how UV exposure in Georgetown 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.

Georgetown'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
Georgetown	3	5	6	9	9	10	10	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