UV Index in Guananico, Dominican Republic

Last updated: June 2, 2025

In Guananico, Dominican Republic, being aware of the UV Index is crucial for protecting skin health and preventing sunburn. With a tropical climate that often features high UV levels, understanding these fluctuations helps residents and visitors make informed decisions about sun safety throughout the day. Between the hours of 10 AM and 2 PM, the UV Index can reach as high as 12—indicating extreme risk for harm from unprotected sun exposure. Staying informed about these levels not only safeguards your skin but promotes overall well-being in this sun-soaked paradise.

Hourly UV Index in Guananico

At dawn, the UV Index starts off gently, peaking at just 1 by 7:00 AM. As the sun climbs higher, its intensity increases rapidly, reaching 4 by 9:00 AM and striking 10 by 11:00 AM—a clear warning to seek shade or slather on sunscreen. The highest reading of 12 occurs at both noon and 1:00 PM, indicating peak solar intensity. Fortunately, as afternoon approaches, the index begins to wane, dropping to 8 by 3:00 PM and further declining to below 5 by 4:00 PM. By the time 7:00 PM rolls around, the UV danger has diminished significantly, settling back to a safe 1. Stay protected during those intense midday hours!

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	7	high	25 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	11	extreme	10 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 Guananico

Throughout the year, the UV Index shows significant seasonal variation, with the highest levels occurring from February to September. The most critical months for UV exposure are February, March, April, May, July, and August, where the UV Index consistently reaches extreme levels (above 11) with a burn time as short as 10 minutes. Visitors and residents should take precautions during these high-risk months by seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen frequently. As the year progresses into the later months, while the UV Index decreases slightly, it is still advisable to remain vigilant, especially in November and December when the UV levels are at very high (9) and high (8), respectively, as 15-minute burn times can still pose a risk.

Monthly Maximum UV Index for Guananico, Dominican Republic

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Guananico. 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 Guananico, 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 Guananico UV Index with Other Dominican Republic Cities

The table above highlights how UV exposure in Guananico compares to other major locations across Dominican Republic. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Guananico's solar exposure compared to other cities in Dominican Republic. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Guananico	9	11	13	13	13	12	13	13	12	11	9	8
Santiago de los Caballeros UVI	9	11	13	13	13	12	13	13	12	11	9	8
Santo Domingo Oeste UVI	9	11	13	13	13	12	13	13	13	11	9	8
Santo Domingo UVI	9	11	13	13	13	12	13	13	13	11	9	8
Santo Domingo Este UVI	9	11	13	13	13	12	13	13	13	11	9	8
San Pedro de Macoris UVI	9	11	13	13	13	12	13	13	13	11	9	8