Last updated: May 3, 2025
In Akkeshi, Japan, being aware of the UV Index is crucial for protecting your skin from harmful ultraviolet rays. Understanding the daily UV levels helps residents and visitors alike to prevent sunburn and promote overall skin health, especially during peak hours when the index reaches its highest, peaking at 9 around noon. Given Akkeshi's Dfb climate, with its distinct seasons and varying sun exposure, knowing when to seek shade or wear protective clothing can significantly reduce the risks associated with high UV exposure. Stay informed and enjoy the sun safely!
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!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 3 | moderate | 30 min |
| 08:00 | 5 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 3 | 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 |
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.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Akkeshi | 2 | 3 | 5 | 7 | 8 | 9 | 10 | 9 | 8 | 5 | 3 | 2 |
| Sapporo UVI | 2 | 3 | 6 | 7 | 9 | 9 | 9 | 10 | 8 | 5 | 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 |