UV Index in San José
Real-time UV forecast & tanning weather
Current Conditions
Loading live weather data...Weather data by Open-Meteo (CC BY 4.0)
Monthly UV Index in San José
Average daily maximum UV index by month
Jan
13
Extreme
Feb
13
Extreme
Mar
13
Extreme
Apr
13
Extreme
May
14
Extreme
Jun
14
Extreme
Jul
14
Extreme
Aug
14
Extreme
Sep
14
Extreme
Oct
13
Extreme
Nov
13
Extreme
Dec
13
Extreme
Best Months to Tan in San José
Based on average UV levels, the best months for tanning in San José are:
January Excellent
February Excellent
March Excellent
April Excellent
May Excellent
June Excellent
July Excellent
August Excellent
September Excellent
October Excellent
November Excellent
December Excellent
Rating based on average monthly UV index
Tanning Guide for San José
San José experiences a powerful UV index of 14 due to its proximity to the equator and elevation, requiring careful tanning practices. Find sunny clearings in parks or on balconies, and be mindful that the intensity can be high even when it feels cool, so short, protected exposures are key.
UV levels in San José are high year-round due to its tropical location. Always wear SPF 30+ and limit initial sessions to 15-20 minutes.
Related Guides
Frequently Asked Questions
What is the UV index in San José right now?
The current UV index in San José is shown in the live weather section above. UV levels change throughout the day, typically peaking between 11 AM and 2 PM local time.
What is the best month to tan in San José?
The best months for tanning in San José are January, February, March, April, May, June, July, August, September, October, November, December, when average UV levels reach 7 or higher.
How long should I tan in San José?
Tanning time depends on your skin type and the current UV index. For a moderate UV of 13, a person with Skin Type III (medium complexion) can safely tan for about 12 minutes per session. Use our Tanning Calculator for personalized recommendations.
Is it safe to tan in UV index 14?
UV index 14 is classified as Extreme. Extreme — stay in shade during peak hours. Tanning is not recommended without strong protection.
When is the peak UV time in San José?
UV levels in San José typically peak between 11:00 AM and 2:00 PM local time. The exact peak depends on the season, cloud cover, and altitude.
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