UV Index
UV Index
Today's UV index in Kirishima, 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: 2025-05-09
With a UV index of 9.5 in Kirishima, 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.
Kirishima, Japan, typically has a UV index ranging from moderate to high, especially during summer months when sunlight is strongest. UV levels can reach around 7 to 9 on the scale during peak times.
Seasonally, Kirishima experiences hot, humid summers with temperatures often above 30°C and mild winters with temperatures rarely dropping below freezing. Rainfall is common in the rainy season from June to July, and typhoons can bring heavy rain in late summer and early autumn.
Compared to the wider Kyushu region, Kirishima has a similar subtropical climate but is slightly cooler due to its higher elevation. Neighboring countries like South Korea and China have more continental climates, with colder winters and less humidity than Kirishima.
See the UV index hour by hour for Kirishima, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.