UV Index in Kushiro, Japan

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in Kushiro, Japan, where the unique Dfb climate brings high levels of ultraviolet radiation, particularly during the peak hours of the day. With the UV Index peaking at 9 around noon, it’s essential to be aware of the potential for sunburn and long-term skin health risks. By keeping an eye on UV levels, you can take proactive measures to protect yourself from harmful exposure, ensuring safe outdoor activities while enjoying the city’s beautiful landscapes. Whether you're spending a leisurely afternoon at the coast or exploring the lush parks, knowing the UV Index can help you stay safe under the sun.

Hourly UV Index in Kushiro

The UV Index reflects the sun's intensity throughout the day, peaking at 11:00 AM with a maximum value of 9, indicating a high risk of harm from unprotected sun exposure. Starting from a gentle 3 at 07:00, the index rises steadily, reaching 8 by 10:00 AM and peaking at 9 just before noon. As the afternoon unfolds, the intensity begins to decline, dipping to 5 by 14:00, and further decreasing to a low of 1 by 17:00. The day wraps up with a 0 at 19:00, suggesting that the sun's rays pose little threat after sunset. Stay sun-safe by applying sunscreen during peak hours and seeking shade as needed!

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
08:005moderate30 min
09:007high25 min
10:008very high15 min
11:009very high15 min
12:008very high15 min
13:007high25 min
14:005moderate30 min
15:003moderate30 min
16:002low45 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Kushiro

Throughout the year, the UV Index experiences significant fluctuations, with the most intense exposure occurring from April to August. During this peak season, particularly in July when the UV Index reaches 10, individuals are at a very high risk of skin damage, necessitating protective measures. March marks the beginning of moderate UV exposure, while October and November see a decline back to moderate levels, with January and December offering low risk for sunburn. Residents and visitors are advised to take extra precautions during high-risk months—April through September—by wearing sunscreen, protective clothing, and seeking shade, especially during midday hours. This will help minimize the risk of harmful UV exposure and skin damage.

Monthly Maximum UV Index for Kushiro, Japan

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Kushiro. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec2358991098532
Data source: Statistical UV Index data for Kushiro, 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 Kushiro UV Index with Other Japan Cities

The table above highlights how UV exposure in Kushiro 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.
Kushiro's solar exposure compared to other cities in Japan. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Kushiro2358891098532
Sapporo UVI2367999108532
Yokohama UVI35891111111110754
Tokyo UVI35891111111110754
Nagoya UVI468101111111110753
Osaka UVI468111111121110753