UV Index in Nakamura, Japan

Last updated: May 3, 2025

Understanding the UV Index in Nakamura, Japan is crucial for safeguarding your skin from harmful UV radiation. With an average climate characterized by warm summers and moderate winters, residents must stay vigilant about UV levels, especially between 10 AM and 2 PM when the risk peaks. Being aware of these levels can prevent sunburn, reduce the risk of skin damage, and promote overall skin health. Typically, Nakamura experiences UV Index values hitting highs of 12 during peak sun hours, making it essential to adopt protective measures such as wearing sunscreen and UV-blocking clothing. Stay informed and protect your skin from the sun’s potential dangers!

Hourly UV Index in Nakamura

The UV Index presents a striking profile throughout the day, peaking dramatically from 11:00 AM to 12:00 PM with a maximum value of 12, indicating an intense level of solar radiation. Early risers will notice a more moderate ascent as the index starts at 2 at 07:00 AM, gradually climbing to 3 by 08:00 AM. The real intensity begins at 09:00 AM, surging to 6 before reaching a zenith of 11 by 11:00 AM. As the sun begins to dip post-noon, the index recedes to 9 at 02:00 PM, then gently descends to 6 by 03:00 PM, and continues its downward trend to settle at 0 by 07:00 PM. This data emphasizes the importance of sun protection during the peak hours when ultraviolet radiation is most potent.

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
07:002low45 min
08:003moderate30 min
09:006high25 min
10:009very high15 min
11:0011extreme10 min
12:0012extreme10 min
13:0011extreme10 min
14:009very high15 min
15:006high25 min
16:003moderate30 min
17:002low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Nakamura

Throughout the year, UV exposure varies significantly, with the highest levels observed from March to September, indicating a seasonal increase in UV radiation. During this period, visitors and residents should be particularly cautious, as the UV Index reaches extreme levels of 12, especially from May to August, with a burn time as brief as 10 minutes. Even in October and November, the UV Index remains elevated, categorized as very high and high, respectively. To ensure safety, it's advisable to wear protective clothing, apply broad-spectrum sunscreen, and seek shade during peak sun hours, particularly in high-risk months from April to September. As the year progresses, individuals can take advantage of the lower UV indices from December to February, when burn times increase to 30 and 25 minutes, making sun safety less critical but still important.

Monthly Maximum UV Index for Nakamura, Japan

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Nakamura. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec469101212121211764
Data source: Statistical UV Index data for Nakamura, 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 Nakamura UV Index with Other Japan Cities

The table above highlights how UV exposure in Nakamura 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.
Nakamura's solar exposure compared to other cities in Japan. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Sapporo UVI2367999108532
Yokohama UVI35891111111110754
Tokyo UVI35891111111110754
Nagoya UVI468101111111110753
Osaka UVI468111111121110753
Nakamura469101212121211864