UV Index in Motomachi, Japan

Last updated: May 3, 2025

Understanding the UV Index in Motomachi, Japan is crucial for protecting your skin and overall health. With maximum UV levels peaking at 9 around midday, awareness of these readings can help prevent sunburn and reduce the risk of long-term skin damage. The climate in Motomachi, characterized by its Dfb climate zone, often results in high UV exposure, especially during the summer months. Being informed about the daily UV Index not only empowers residents and visitors to enjoy the sun safely but also promotes better skin health for a lifetime. Stay vigilant and make sun safety a priority!

Hourly UV Index in Motomachi

The UV Index data reveals a dynamic sun exposure pattern throughout the day. Early risers at 7:00 AM start with a moderate index of 3, which quickly escalates as the sun climbs. By 10:00 AM, the index peaks at a robust 8, reaching a stunning 9 at 11:00 AM, signaling a prime moment for sun safety precautions. The afternoon shows some decline, dipping to 5 by 2:00 PM and further to 4 at 3:00 PM. As the sun begins to set, the UV intensity diminishes significantly, dropping to 1 by 5:00 PM, and eventually dwindling to 0 by 7:00 PM. This data underscores the importance of being vigilant during the midday hours for effective sun protection.

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
15:004moderate30 min
16:002low45 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Motomachi

The UV Index varies significantly throughout the year, with high-risk months typically occurring from April to September, showcasing an index peaking at 10 in July. During these months, particularly in May through August, the exposure category is rated as very high with a burn time of just 15 minutes, signaling the need for heightened sun protection. Visitors and residents should be vigilant during this period, applying sunscreen regularly, wearing protective clothing, and seeking shade during peak sun hours. The index decreases in winter months, reaching a low of 2 in January and December, where protective measures can be relaxed, but moderation remains advisable to avoid any prolonged exposure even during low UV levels. Always check the local UV Index before heading outdoors, as conditions can change rapidly.

Monthly Maximum UV Index for Motomachi, Japan

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Motomachi. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec2357991098532
Data source: Statistical UV Index data for Motomachi, 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 Motomachi UV Index with Other Japan Cities

The table above highlights how UV exposure in Motomachi 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.
Motomachi's solar exposure compared to other cities in Japan. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Motomachi2357891098532
Sapporo UVI2367999108532
Yokohama UVI35891111111110754
Tokyo UVI35891111111110754
Nagoya UVI468101111111110753
Osaka UVI468111111121110753