UV Index in San Francisco, Honduras

Last updated: June 2, 2025

Understanding the UV Index is essential for residents and visitors in San Francisco, Honduras, where the sun can be deceptively strong, especially given its tropical Af climate. Awareness of UV levels is vital for preventing sunburn and protecting skin health, as unprotected exposure can lead to long-term damage. With peak UV readings reaching an intensity of 13 around noon, it’s crucial to stay informed about daily UV fluctuations and take appropriate measures to safeguard yourself, ensuring fun and safe outdoor activities under the sun.

Hourly UV Index in San Francisco

The UV Index for the day paints a vivid picture of the sun's intensity as it rises and falls. Starting at a mild 2 at 07:00, the UV levels ramp up quickly, reaching a moderate 4 by 08:00. As the clock ticks towards mid-morning, the index surges to a striking 8 at 09:00, peaking at a blazing 13 between 11:00 and 12:00. This intense sun exposure emphasizes the need for protection, especially as it remains high at 12 during the early afternoon. As the day progresses, the index gradually declines, dipping to 5 by 15:00, before settling back to a gentle 1 at 17:00 and further down to 0 after 19:00. Stay sun-smart! Remember to seek shade and wear sunscreen during those peak UV hours for optimal safety.

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	8	very high	15 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	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 Francisco

Throughout the year, seasonal UV changes indicate varying levels of sun exposure that can significantly impact skin health. The high-risk months for UV exposure span from February to October, with the highest UV Index readings occurring in March, April, and May, where it reaches an extreme level of 14. During these months, the recommended burn time is just 10 minutes, emphasizing the need for protective measures. Even in January and November, UV levels are classified as very high, indicating that residents and visitors should remain vigilant year-round. To safeguard against harmful UV rays, it is advisable to wear protective clothing, use broad-spectrum sunscreen, and seek shade, especially during peak sun hours.

Monthly Maximum UV Index for San Francisco, Honduras

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

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

San Francisco's solar exposure compared to other cities in Honduras. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Choloma UVI	10	11	13	14	13	13	13	13	13	12	9	9
San Pedro Sula UVI	10	11	13	14	13	13	13	13	13	12	9	9
El Progreso UVI	10	12	13	14	13	13	13	13	13	12	10	9
San Francisco	10	12	14	14	14	13	13	13	13	12	10	9
La Ceiba UVI	10	12	14	14	14	14	14	14	13	12	10	9
Tegucigalpa UVI	11	13	15	15	14	14	14	14	14	13	10	10