Last updated: June 2, 2025
In Sint Joost, Netherlands, staying informed about the UV Index is crucial for protecting your skin from harmful sun exposure. Understanding the UV levels throughout the day helps you prevent sunburn and maintain optimal skin health, particularly during peak hours when the index reaches as high as 8. With a Cfb climate, Sint Joost experiences moderate temperatures and varying UV radiation levels, increasing the importance of awareness to mitigate risks associated with outdoor activities. Equip yourself with knowledge about the UV Index to enjoy the sun safely while safeguarding your well-being!
From dawn to dusk, the UV Index displays a dynamic rise and fall throughout the day. At 7:00 AM, it starts off conservatively at 1, indicating minimal exposure risk. As the sun climbs higher, the index gradually increases, peaking at 8 between 1:00 PM and 2:00 PM—a time when sun protection is crucial. Following this zenith, the index begins to decline, dipping back to 4 by 5:00 PM, and finally settling at 1 again by 7:00 PM. If you're planning outdoor activities, keep an eye on the UV levels, particularly during midday when they reach their highest and most potent levels!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index values fluctuate significantly, indicating varying levels of sun exposure risk. The high-risk months are from May to August, where the UV Index reaches its peak at 7-8, classifying them as high to very high exposure. Specifically, June and July present the greatest risk, with a burn time of only 15 minutes. In contrast, the winter months (January, February, November, and December) show a low exposure category with UV Index values of 1-2, allowing for longer safe sun exposure (up to 45 minutes). To ensure safety, it is advisable for visitors and residents to take protective measures during the high UV months, such as wearing sunscreen, protective clothing, and seeking shade, especially during midday hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Amsterdam UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Utrecht UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Rotterdam UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Eindhoven UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Tilburg UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Sint Joost | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |