UV Index in Shibetsu, Japan

Last updated: May 3, 2025

Understanding the UV Index is essential for residents and visitors in Shibetsu, Japan, as it plays a critical role in protecting your skin from harmful ultraviolet radiation. With UV levels peaking at 8 around midday, awareness of these values can help you make informed decisions about sun protection, reducing the risk of sunburn and long-term skin health complications. Shibetsu, characterized by its Dfb climate, experiences variable UV exposure, making it vital to stay vigilant, especially during peak daylight hours when sun safety measures are most needed. Be proactive and equip yourself with the knowledge to enjoy the outdoors safely!

Hourly UV Index in Shibetsu

The UV Index throughout the day presents a compelling narrative of sun exposure. Starting at 7:00 AM, it gently climbs, peaking at 8 between 10:00 AM and 12:00 PM, indicating the highest potential for harmful UV radiation. As the sun reaches its zenith, the index remains steady at 8, a critical reminder to protect your skin during these hours. In the early afternoon, it begins to taper off, dropping to 7 at 1:00 PM and continuing downward, finally reaching 0 by 7:00 PM. The gradual decline underscores the importance of vigilance in sun safety, especially during the mid-morning to early afternoon hours when the UV intensity is at its greatest. Remember to wear sunscreen and seek shade during the peak hours!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:003moderate30 min
08:004moderate30 min
09:006high25 min
10:008very high15 min
11:008very high15 min
12:008very high15 min
13:007high25 min
14:005moderate30 min
15:004moderate30 min
16:002low45 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Shibetsu

As the seasons change, so does the UV Index, significantly affecting outdoor activities and skin health. From the low exposure of January with a UV Index of 2 to the very high levels reaching 9 in the summer months of June, July, and August, it’s crucial for residents and visitors to be mindful of UV radiation. The high-risk months are May through August, where the UV Index consistently remains very high, resulting in a rapid burn time of just 15 minutes. During this period, it is advised to take extra precautions such as wearing protective clothing, applying sunscreen regularly, and seeking shade to minimize exposure. As summer transitions to fall, the UV levels decrease, but September still carries a high risk with an index of 7. By November and December, the risk drops back to moderate and low, respectively, allowing more leisurely outdoor activities. Stay informed and protect your skin to enjoy the great outdoors safely!

Monthly Maximum UV Index for Shibetsu, Japan

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Shibetsu. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec236789997532
Data source: Statistical UV Index data for Shibetsu, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Shibetsu UV Index with Other Japan Cities

The table above highlights how UV exposure in Shibetsu compares to other major locations across Japan. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Shibetsu's solar exposure compared to other cities in Japan. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Shibetsu236789997532
Sapporo UVI2367999108532
Yokohama UVI35891111111110754
Tokyo UVI35891111111110754
Nagoya UVI468101111111110753
Osaka UVI468111111121110753