UV Index
UV Index
Today's UV index in Tōkai, Japan 
will be up to 9.6, indicating a very high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-09
With a UV index of 9.6 in Tōkai, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.
The UV index in Tōkai, Japan, varies throughout the year, typically peaking in summer months around 8 to 9, meaning the sun's ultraviolet rays are quite strong during this time. In winter, the UV index drops to low levels, around 1 to 2, indicating much weaker sun exposure.
Tōkai experiences four distinct seasons: hot and humid summers with frequent rain and occasional typhoons, mild and cool autumns, cold winters with some snow especially inland, and warm springs with blooming cherry blossoms and increasing sunshine. The rainy season usually happens in June and early July.
Compared to the wider Chūbu region, Tōkai has a milder climate than the mountainous areas. It is warmer and less snowy than northern Japan but can be more humid than western parts of Japan. Neighboring coastal areas share similar weather but inland areas can be cooler and drier.
See the UV index hour by hour for Tōkai, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.