UV Index in Upala, Costa Rica

Last updated: June 2, 2025

Understanding the UV Index in Upala, Costa Rica, is crucial for safeguarding your skin and overall health under the tropical sun. With the region's Aw climate offering lush landscapes and vibrant biodiversity, it's essential to be aware of varying UV levels throughout the day. The potential for sunburn and long-term skin damage increases significantly during peak hours, particularly when the UV Index soars to 14 around noon. By staying informed about UV exposure risks, residents and visitors can take proactive measures to enjoy the beauty of Upala while protecting their skin from harmful rays.

Hourly UV Index in Upala

As the day unfolds, the UV Index begins a steady climb, starting from a manageable 2 at 07:00. By 08:00, it jumps to 5, indicating a moderate risk of harm from unprotected sun exposure. The real intensity hits between 10:00 and 12:00, peaking at a staggering 14 at noon, urging caution as this signifies a high risk for skin damage without protection. While the intensity gradually decreases after this peak, it remains notable at 12 by 13:00. The afternoon sees a substantial drop, with readings of 8 at 14:00 before plummeting to 2 by 16:00. As evening approaches, the UV Index dwindles further, with values reaching a comfortable 0 by 19:00, signaling that the sun's hazardous rays have finally retreated for the day.

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	13	extreme	10 min
12:00	14	extreme	10 min
13:00	12	extreme	10 min
14:00	8	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 Upala

The UV Index data reveals significant seasonal variations in ultraviolet radiation exposure, with the highest risk occurring from March through August, when the UV Index consistently reaches 14, categorized as extreme with a burn time of just 10 minutes. February sees a peak UV Index of 13, while September through November gradually taper to 11 and 10 respectively, though still in the extreme and very high categories. Visitors and residents should take precautionary measures during these high-risk months, including applying sunscreen, wearing protective clothing, and seeking shade to minimize the risk of skin damage. Even in the months of reduced intensity, such as December, vigilance is advised to protect against prolonged sun exposure.

Monthly Maximum UV Index for Upala, Costa Rica

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Upala. 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 Upala, 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 Upala UV Index with Other Costa Rica Cities

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

Upala's solar exposure compared to other cities in Costa Rica. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Upala	11	13	14	14	14	14	14	13	13	13	11	10
Limon UVI	12	13	14	15	14	13	13	13	13	14	11	10
Liberia UVI	11	13	14	14	14	14	14	13	13	13	11	10
Alajuela UVI	12	13	15	15	14	14	14	13	13	14	12	10
San Jose UVI	12	14	15	16	14	14	14	14	14	15	12	11
Paraiso UVI	13	14	16	16	15	15	15	14	14	15	12	11