Last updated: May 3, 2025
Staying aware of the UV Index in Obihiro, Japan is crucial for protecting your skin and overall health. As ultraviolet radiation can lead to sunburns and increase the risk of long-term skin damage, understanding the daily UV levels helps you make informed choices about sun exposure. In Obihiro's Dfb climate, where the summers can bring significant UV exposure, it’s essential to monitor these levels, especially around peak hours when the UV Index can soar to 9—indicating a high risk of harm from unprotected sun exposure. Stay informed, stay protected, and enjoy the sunny days safely!
As the sun rises, the UV Index begins its ascent, peaking at 9 between 11:00 AM and 12:00 PM, indicating a high risk of harm from unprotected sun exposure. Early risers will find a more manageable 3 at 7:00 AM, but as the day progresses, the intensity escalates, reaching a robust 8 by 10:00 AM and hitting its zenith with a 9 at noon. A gradual decline follows, with values decreasing to 7 at 1:00 PM, and dipping further to 4 by 3:00 PM. As evening approaches, the UV levels drop sharply, falling to 1 by 5:00 PM and fading to 0 by 7:00 PM. It's a day that reminds us to be vigilant under the sun's powerful rays, especially during the midday hours!
| 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 | 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, UV exposure levels fluctuate significantly, with the highest risks occurring during the summer months of June, July, and August when the UV Index peaks at 10 and the exposure category is classified as very high. During these months, the burn time is notably reduced to just 15 minutes, indicating the need for diligent sun protection. In contrast, the beginning and end of the year (January and December) feature low UV levels, with an index of 2 and burn times up to 45 minutes. Residents and visitors alike are advised to be particularly cautious from April through September when the UV index ranges from 8 to 10. It's crucial to take preventive measures such as wearing sunscreen, protective clothing, and seeking shade to minimize the risk of sunburn and long-term skin damage during high UV months.
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 |
| Obihiro | 2 | 3 | 5 | 8 | 9 | 10 | 10 | 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 |