UV Index
UV Index
Today's UV index in Takasaki, Japan 
will be up to 9.5, 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: 2025-07-25
With a UV index of 9.5 in Takasaki, 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 Takasaki, Japan, varies throughout the year, with higher values during summer months, often reaching moderate to high levels, and lower values during winter when the sun is less intense.
Takasaki experiences four distinct seasons: hot, humid summers with frequent rain; cool, dry autumns; cold winters with occasional snow; and mild, blossoming springs. Each season brings different weather patterns and temperatures.
Compared to nearby Tokyo, Takasaki is slightly cooler in winter and can have more snowfall. It generally shares similar seasonal changes with the Kanto region but is less humid than coastal areas of Japan like Chiba or Kanagawa.
See the UV index hour by hour for Takasaki, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.