UV Index in San Fernando, Nicaragua

Last updated: June 2, 2025

Understanding the UV Index in San Fernando, Nicaragua is crucial for protecting your skin and maintaining overall health under the sun. With typical midday UV levels reaching a peak of 14, awareness of these fluctuations can help you prevent sunburn and reduce the long-term risks of skin damage. San Fernando's tropical climate means you’re often exposed to intense sunlight, making it essential to check the UV Index regularly, especially during the high-risk hours between 10 AM and 2 PM. Staying informed empowers you to enjoy the beautiful outdoors while safeguarding your skin!

Hourly UV Index in San Fernando

The UV Index reveals a dramatic rise in sun exposure throughout the morning, peaking at 14 between 11:00 and 12:00. Early hours start with a moderate 2 at 07:00, but by 09:00, it climbs to 8, signaling a notable increase in UV intensity. The sun reaches its zenith with a punishing 11 at 10:00, solidifying midday as the most hazardous, where caution is essential. After the peak, the index gradually declines; it's still significant at 12 by 13:00, before dropping to 5 by 15:00. As the day winds down, the UV index diminishes to 3 at 16:00, and ultimately settles at a safe 0 by 19:00. For effective sun safety, be mindful of these fluctuations, especially during the peak 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	2	low	45 min
08:00	5	moderate	30 min
09:00	8	very high	15 min
10:00	11	extreme	10 min
11:00	14	extreme	10 min
12:00	14	extreme	10 min
13:00	12	extreme	10 min
14:00	9	very high	15 min
15:00	5	moderate	30 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in San Fernando

The UV Index in this region remains consistently high throughout the year, with extreme exposure levels peaking from February to April, reaching a maximum of 15. This indicates that March and April are particularly concerning, as they coincide with the highest potential for skin damage with a burn time of just 10 minutes. While January and February start off strong, the UV Index slightly decreases in September and October, but still maintains a level of 13, categorized as extreme. November and December mark a slight reduction in intensity, but with values of 11 and 10 respectively, outdoor precautions remain essential, particularly in December where the burn time increases to 15 minutes. Visitors and residents should take proactive measures, such as wearing sunscreen, hats, and protective clothing, especially during these high-risk months to mitigate potential health risks associated with UV exposure.

Monthly Maximum UV Index for San Fernando, Nicaragua

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

The table above highlights how UV exposure in San Fernando 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.

San Fernando'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
San Fernando	11	13	15	15	14	14	14	14	13	13	11	10
Matagalpa UVI	11	13	15	15	14	14	14	14	14	14	11	10