Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Saint-Pierre, Saint Pierre and Miquelon, especially for effective sunburn prevention and long-term skin health. With the region's Dfb climate, inhabitants can expect varying UV levels throughout the day, peaking at a notable 9 during the early afternoon. Being aware of these levels allows you to take protective measures against harmful ultraviolet rays, reducing the risk of skin damage. As you enjoy the stunning landscapes of this unique archipelago, staying informed about UV exposure will help ensure your outdoor experiences are both safe and enjoyable.
At sunrise, the UV Index starts gently with values of 1 at 07:00 and 08:00, presenting a safe environment for early risers. As the day progresses, the intensity climbs sharply, reaching 4 by 10:00 and peaking at a substantial 9 between 13:00 and 15:00. This midday sunshine demands caution, as UV exposure dramatically increases; thus, wearing protective clothing and sunscreen is highly advised. By 16:00, the index begins to decrease to 7, followed by a steady decline to 3 at 18:00. As twilight approaches, UV risks diminish to 2 by 19:00, allowing for a gentle end to the day's sun exposure.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 5 | 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 |