Last updated: July 2, 2025
Staying informed about the UV Index is crucial for residents and visitors in Saint-Pierre, Saint Pierre and Miquelon, where the unique Dfb climate can lead to fluctuating sun exposure risks throughout the day. Understanding UV levels helps in preventing sunburn and maintaining overall skin health, allowing you to enjoy the beautiful landscapes while protecting yourself. Notably, during midday hours, the UV Index can peak at 8, indicating a moderate risk of harm from unprotected sun exposure—making it essential to plan outdoor activities wisely and take protective measures against harmful rays.
At dawn, the UV Index starts off low, peaking at 1 by 8:00 AM, indicating minimal sun exposure risk. As the morning progresses, the index gradually climbs, reaching 4 by 10:00 AM. The midday sun kicks in, and from 12:00 PM to 3:00 PM, the UV Index surges to its peak of 8, emphasizing the need for sun protection. As the afternoon wanes, the index begins to drop, settling back to 4 by 5:00 PM and tapering off to 2 by 7:00 PM. It's a reminder of how the intensity of UV rays fluctuates throughout the day, urging us to stay vigilant under the sun!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 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 | 8 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
During the year, UV Index levels exhibit significant seasonal changes, affecting the risk of skin damage from sun exposure. The highest-risk months are May through August, with UV Index values peaking at 9 in June, where the exposure category is considered very high and the burn time is as short as 15 minutes. Conversely, the risks are lowest in January and December, characterized by a low exposure category and a UV Index of 2, allowing for a safer 45-minute burn time. Residents and visitors should stay informed about these variations in UV levels and take appropriate precautions, such as using sunscreen and wearing protective clothing, especially during the peak summer months when UV exposure can lead to serious skin damage in a short amount of time.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Miquelon UVI | 2 | 3 | 4 | 7 | 8 | 10 | 8 | 8 | 6 | 4 | 3 | 1 |
| Saint-Pierre | 2 | 3 | 4 | 7 | 8 | 9 | 8 | 8 | 7 | 5 | 3 | 2 |