UV Index in Santo Tomas, Nicaragua

Last updated: August 1, 2025

Being aware of the UV Index in Santo Tomas, Nicaragua is essential for protecting your skin from harmful ultraviolet rays. Understanding UV levels not only helps in preventing painful sunburns but also plays a crucial role in maintaining long-term skin health. With a tropical climate that often sees elevated UV exposure, particularly during midday hours when the index peaks at 14, residents and visitors alike should stay informed about UV risks. By keeping an eye on the UV Index, you can take the right precautions to enjoy the sun safely in this beautiful region.

Hourly UV Index in Santo Tomas

As the sun rises, the UV Index starts off low at 2 at 07:00, perfect for a morning stroll. By 08:00, it climbs to 4, indicating a bit more sun exposure. The heat of the day peaks between 10:00 and 12:00, with the UV Index soaring to a striking 14 at 12:00. This is the time to take precautions! As the afternoon wanes, the index gradually declines, dropping to 9 by 14:00 and falling further to 5 at 15:00. By the evening, it’s safe to venture out again, with levels decreasing to a mere 0 by 18:00 and remaining so through the night. Stay sun-smart and enjoy the beautiful day while knowing when to seek shade!

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	2	low	45 min
08:00	4	moderate	30 min
09:00	7	high	25 min
10:00	11	extreme	10 min
11:00	13	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	9	very high	15 min
15:00	5	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Santo Tomas

The UV Index experiences significant fluctuations throughout the year, with consistently extreme levels from January to April, peaking at 14 in March, April, May, and July. February and June follow closely with a UV Index of 13, while the remaining months (August to November) maintain a high risk of UV exposure, with values dropping slightly to 11 in November and 10 in December, marking a shift to very high exposure. This data highlights January through July as the highest risk months, where rapid skin damage can occur in just 10 minutes. Visitors and residents are strongly advised to take precautionary measures during these months, including wearing protective clothing, applying sunscreen, and seeking shade, especially during midday hours when the sun's rays are strongest.

Monthly Maximum UV Index for Santo Tomas, Nicaragua

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Santo Tomas. 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 Santo Tomas, 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 Santo Tomas UV Index with Other Nicaragua Cities

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

Santo Tomas's solar exposure compared to other cities in Nicaragua. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Chinandega UVI	11	12	14	14	14	14	13	13	13	13	10	9
Leon UVI	11	12	14	14	14	14	13	13	13	13	10	10
Managua UVI	11	13	14	14	14	13	13	13	13	13	10	10
Masaya UVI	11	13	14	14	14	14	14	13	13	13	10	10
Santo Tomas	11	13	14	14	14	13	14	13	13	13	11	10
Matagalpa UVI	11	13	15	15	14	14	14	14	14	14	11	10