UV Index in Tokyo
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 Tokyo
Average daily maximum UV index by month
Jan
2
Low
Feb
3
Moderate
Mar
5
Moderate
Apr
7
High
May
8
Very High
Jun
9
Very High
Jul
10
Very High
Aug
9
Very High
Sep
7
High
Oct
4
Moderate
Nov
3
Moderate
Dec
2
Low
Best Months to Tan in Tokyo
Based on average UV levels, the best months for tanning in Tokyo are:
April Great
May Great
June Excellent
July Excellent
August Excellent
September Great
Rating based on average monthly UV index
Tanning Guide for Tokyo
Tokyo experiences moderate to high UV levels, particularly during the warmer months from spring through summer, with sunny days being frequent. Visit Odaiba Beach for tanning, but be aware of the sun's strength and consider the timing to avoid peak intensity.
Tokyo has a distinct tanning season from April to September. Winter UV is too low for effective tanning.
Related Guides
Frequently Asked Questions
What is the UV index in Tokyo right now?
The current UV index in Tokyo 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 Tokyo?
The best months for tanning in Tokyo are April, May, June, July, August, September, when average UV levels reach 7 or higher.
How long should I tan in Tokyo?
Tanning time depends on your skin type and the current UV index. For a moderate UV of 8, a person with Skin Type III (medium complexion) can safely tan for about 19 minutes per session. Use our Tanning Calculator for personalized recommendations.
Is it safe to tan in UV index 10?
UV index 10 is classified as Very High. Very High — avoid prolonged sun exposure. Short tanning sessions with SPF 50+ recommended.
When is the peak UV time in Tokyo?
UV levels in Tokyo 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.
