Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Fort McPherson, Canada, where the Dfc climate can lead to varied exposure levels throughout the year. As UV radiation can cause sunburn and long-term skin health risks, being aware of daily UV levels helps ensure you and your loved ones can enjoy the outdoors safely. With peak levels reaching as high as 5 during peak hours, it's essential to stay informed to protect your skin from potential harm while enjoying the natural beauty of this unique northern community.
Starting at 7:00 AM, the UV Index remains low at 1, indicating a safe time to enjoy outdoor activities without much concern. As the sun rises higher, the index gradually climbs, reaching 2 by 10:00 AM and then hitting 3 at 11:00 AM. The intensity peaks during the midday hours, with the UV Index soaring to 4 at noon and maintaining this level through 1:00 PM. By 2:00 PM, it hits a high of 5, which continues until 4:00 PM; a reminder to seek shade and wear sunscreen. As the day winds down, the UV Index tapers off, dropping to 4 by 5:00 PM, and settling at 3 by 7:00 PM. Take care during the peak hours, and enjoy the sun responsibly!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 2 | low | 45 min |
| 11:00 | 3 | moderate | 30 min |
| 12:00 | 4 | moderate | 30 min |
| 13:00 | 4 | moderate | 30 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 4 | moderate | 30 min |
| 19:00 | 3 | moderate | 30 min |
Throughout the year, seasonal UV changes reflect a notable variation in sun exposure. January to February and October to December witness low UV Index levels (1) with a burn time of 45 minutes, making sun protection less critical. However, as March approaches, the UV Index rises to 2, still within the low category, but caution should be exercised. The high-risk months are predominantly from April to September, where the UV Index peaks at 5 during June and July, categorizing as moderate; individuals should limit sun exposure to 30 minutes during these times. Residents and visitors are advised to take appropriate sun safety measures, including wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours, especially in the warmer months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fort McPherson | 1 | 1 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 1 | 1 | 1 |
| 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 |
| 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 |