Last updated: May 3, 2025
Understanding the UV Index in Shizunai-furukawacho is essential for safeguarding your skin and overall health. With peak UV levels reaching 9 during the late morning to early afternoon hours, residents and visitors should be particularly vigilant to prevent sunburn and protect against long-term skin damage. Situated in a Dfb climate zone, Shizunai-furukawacho experiences distinct seasons, leading to fluctuations in UV exposure throughout the year. By keeping an eye on the UV Index, you can enjoy the beautiful outdoors while prioritizing your skin's health and well-being.
The UV Index throughout the day reveals a dynamic shift in sun exposure. At dawn, 7:00 AM, it starts at a modest 3, gradually climbing to 4 by 8:00 AM. As the sun ascends, the index surges to a peak of 9 at 11:00 AM and 12:00 PM, signaling high levels of UV radiation. By 1:00 PM, it moderately declines to 7, followed by a gentle retreat to 6 at 2:00 PM and 4 at 3:00 PM. As the afternoon wanes, the numbers drop significantly, hitting 2 by 4:00 PM and tapering off to a low of 0 by 7:00 PM. Stay protected during the peak hours when the sun's rays are most intense!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 3 | moderate | 30 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, seasonal UV changes present varying levels of risk for sun exposure. The high-risk months are from April to September, with June, July, and August experiencing peak UV Index levels of 10, categorized as very high, where the burn time is dramatically reduced to just 15 minutes. In contrast, UV exposure is at its lowest during January and December, with an index of 2 and a burn time of 45 minutes. Visitors and residents are advised to use sun protection measures such as sunscreen, hats, and sunglasses during high-risk months, especially between April and September, to minimize skin damage and health risks associated with excessive UV exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sapporo UVI | 2 | 3 | 6 | 7 | 9 | 9 | 9 | 10 | 8 | 5 | 3 | 2 |
| Shizunai-furukawacho | 2 | 3 | 5 | 8 | 9 | 10 | 10 | 10 | 8 | 6 | 3 | 2 |
| Yokohama UVI | 3 | 5 | 8 | 9 | 11 | 11 | 11 | 11 | 10 | 7 | 5 | 4 |
| Tokyo UVI | 3 | 5 | 8 | 9 | 11 | 11 | 11 | 11 | 10 | 7 | 5 | 4 |
| Nagoya UVI | 4 | 6 | 8 | 10 | 11 | 11 | 11 | 11 | 10 | 7 | 5 | 3 |
| Osaka UVI | 4 | 6 | 8 | 11 | 11 | 11 | 12 | 11 | 10 | 7 | 5 | 3 |