Last updated: June 2, 2025
In Mistissini, Canada, understanding the UV Index is crucial for safeguarding your skin against harmful sun exposure. The UV Index provides vital information about the strength of ultraviolet radiation, helping residents and visitors alike take precautionary measures to prevent sunburn and long-term skin damage. With a Dfc climate, Mistissini faces unique UV exposure risks, especially during the peak hours of 10 AM to 2 PM when values can soar to 8, indicating very high levels of UV radiation. Being aware of these fluctuations not only protects your skin health but also enhances your outdoor experience by allowing you to plan your sun activities more safely. Stay informed and enjoy the beauty of Mistissini while keeping your skin safe!
The UV Index for the day shows a dynamic and telling progression in sun exposure. Starting off at a mere 1 at 7:00 AM, the index climbs steadily throughout the morning. By 10:00 AM, it reaches a moderate 6, peaking at a robust 8 from 12:00 PM to 14:00 PM when the sun is at its strongest. As the afternoon wanes, the index gracefully descends; by 16:00 PM, it sits at 5 and continues to drop, landing back at 1 by 19:00 PM. This data underscores the importance of protection during the midday hours, urging everyone to stay shielded from potential harm when the sun’s rays are at their most intense.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 6 | high | 25 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 indicate significant seasonal changes in sun exposure. From January to February, the index starts low and rises to moderate, with burn times of 45 minutes and 30 minutes, respectively. March marks the transition to a moderate UV index, peaking at 7 in April, which signals a high risk for sunburn with a reduced burn time of just 25 minutes. The months of May to July are particularly high-risk, as they feature very high UV levels of 9 and 8, respectively, resulting in burn times as short as 15 minutes. In contrast, August to September shows a slight decline to high levels, while October sees a return to moderate exposure. As winter approaches, November and December experience the lowest UV levels, allowing for greater safety with longer burn times of 45 minutes. Visitors and residents are advised to take precautions during high-risk months (May through July) by wearing sunscreen, protective clothing, and seeking shade during peak hours to minimize the risk of UV-related 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 |
| Mistissini | 2 | 3 | 5 | 7 | 9 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |
| Calgary UVI | 2 | 3 | 4 | 6 | 8 | 8 | 9 | 8 | 7 | 4 | 2 | 1 |
| 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 |