UV Index in San Antonio
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 Antonio
Average daily maximum UV index by month
Jan
6
High
Feb
6
High
Mar
7
High
Apr
9
Very High
May
10
Very High
Jun
11
Extreme
Jul
11
Extreme
Aug
11
Extreme
Sep
10
Very High
Oct
9
Very High
Nov
7
High
Dec
6
High
Best Months to Tan in San Antonio
Based on average UV levels, the best months for tanning in San Antonio are:
March Great
April Excellent
May Excellent
June Excellent
July Excellent
August Excellent
September Excellent
October Excellent
November Great
Rating based on average monthly UV index
Tanning Guide for San Antonio
San Antonio basks in intense, year-round sunshine with the highest UV index in the country, making tanning possible every month. Seek out the wide-open spaces of a local park like Phil Hardberger Park during the late morning or early afternoon for maximum tanning potential.
San Antonio enjoys strong UV from spring through fall. Peak tanning season runs March to November, with UV often exceeding 8.
Related Guides
Frequently Asked Questions
What is the UV index in San Antonio right now?
The current UV index in San Antonio 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 Antonio?
The best months for tanning in San Antonio are March, April, May, June, July, August, September, October, November, when average UV levels reach 7 or higher.
How long should I tan in San Antonio?
Tanning time depends on your skin type and the current UV index. For a moderate UV of 9, a person with Skin Type III (medium complexion) can safely tan for about 17 minutes per session. Use our Tanning Calculator for personalized recommendations.
Is it safe to tan in UV index 11?
UV index 11 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 Antonio?
UV levels in San Antonio typically peak between 11:00 AM and 2:00 PM local time. The exact peak depends on the season, cloud cover, and altitude.
Get Personalized Tanning Sessions
Tan AI calculates your perfect tanning time based on real-time UV, your skin type, and goals.
