Last updated: May 3, 2025
Understanding the UV Index in Senneterre, Canada is crucial for safeguarding your skin and overall health. As the sun's rays become more intense, especially during the peak hours of 11 AM to 3 PM, awareness of the UV levels can help you take necessary precautions to prevent sunburn and long-term skin damage. Senneterre's climate, characterized by its Dfb zone, presents unique exposure risks that can lead to elevated UV levels, especially during the summer months. By staying informed and adjusting your outdoor activities according to the UV Index, you can enjoy the beautiful surroundings while protecting your skin.
The UV Index throughout the day presents a clear and vigorous pattern of intensity. As the sun rises at 07:00, the index starts at a gentle 1, indicating minimal risk. By 08:00, it climbs to 2, still in the low range, but things escalate quickly; by 09:00, it reaches 3. The sun's power peaks astonishingly at 12:00, hitting a maximum of 8, which signifies a high risk for unprotected skin. This intense exposure persists until 14:00, before gradually tapering off through the afternoon. By 15:00, the index drops to 7, then diminishes further to 5 at 16:00, and continues to decline into the evening hours, settling back down to 1 by 19:00. Those planning outdoor activities during the midday hours should take care to protect themselves from the sun’s powerful rays!
| 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 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV index levels fluctuate significantly, indicating the varying risks of skin damage from sun exposure. From January to February, the UV index remains low to moderate, with burn times increasing from 45 minutes to 30 minutes. As spring arrives in March, the UV index climbs to 5, necessitating awareness, as burn times drop to 30 minutes. April marks the transition into high-risk territory with a UV index of 7 and a burn time of just 25 minutes. The peak of UV exposure occurs in the summer months of May through August, where the index reaches a maximum of 9 in June—signifying very high risk—with a minimal burn time of just 15 minutes. September sees a decline to a high index of 6 before dropping to moderate levels in October. The year concludes with low UV exposure in November and December, where burn times extend back to 45 minutes. Visitors and residents are advised to take extra precautions during high-risk months from April to August, such as wearing protective clothing, applying sunscreen regularly, and seeking shade to minimize skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Edmonton UVI | 2 | 3 | 5 | 6 | 7 | 7 | 8 | 7 | 6 | 4 | 2 | 1 |
| Calgary UVI | 2 | 3 | 4 | 6 | 8 | 8 | 9 | 8 | 7 | 4 | 2 | 1 |
| Senneterre | 2 | 3 | 5 | 7 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 2 |
| Montreal UVI | 2 | 4 | 5 | 7 | 9 | 9 | 8 | 8 | 7 | 5 | 3 | 2 |
| Ottawa UVI | 2 | 4 | 5 | 8 | 9 | 9 | 8 | 8 | 7 | 5 | 3 | 2 |
| Toronto UVI | 2 | 4 | 5 | 8 | 9 | 9 | 9 | 9 | 7 | 5 | 3 | 2 |