Last updated: June 2, 2025
Understanding the UV Index in Landmark, Canada is crucial for protecting your skin and overall health. With its Dfb climate, Landmark experiences significant UV exposure, particularly during the summer months when levels can reach a peak of 9 around midday. By being aware of the UV levels throughout the day, residents can take proactive steps to prevent sunburn and reduce long-term skin damage. Knowledge of UV risks empowers you to enjoy outdoor activities while safeguarding your skin from harmful effects—so stay informed and make smart sun-safety choices!
The UV Index reveals a dynamic day of sun exposure, peaking at 9 between 1 PM and 2 PM, indicating a notably high risk of harm from unprotected sun exposure. Early risers find the day starts with a comfortable 1 at 7 AM, gradually rising to 3 by 9 AM. By 11 AM, it reaches 7, encouraging outdoor enthusiasts to take precautions. The intensity continues to climb, soaring to its maximum at noon with an 8, before stabilizing at 9 during the early afternoon. As the sun begins its descent, the UV Index dips to 6 by 4 PM and further decreases to a 3 by 6 PM, finally settling at 1 as night falls. Enjoy the daylight, but remember to shield your skin during those peak hours!
| 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 | 9 | very high | 15 min |
| 14:00 | 9 | 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 | 1 | low | 45 min |
Throughout the year, the UV Index varies significantly, indicating fluctuations in sun exposure risk. From January to March, the UV Index is generally low to moderate, with burn times ranging from 30 to 45 minutes. April marks the beginning of high risk with a UV Index of 7, decreasing burn time to 25 minutes. The months of May through August are critical, characterized by very high UV levels (8-9) and minimal burn times of just 15 minutes, making it essential for visitors and residents to wear protective clothing, seek shade, and apply sunscreen often. As summer transitions into fall, September sees a slight decrease to a high UV Index of 7, while October drops to moderate levels. Finally, November and December return to low UV exposure, with long burn times of 45 minutes. It is advisable for everyone to stay informed about UV Index changes throughout the year to ensure proper sun protection, especially during high-risk months.
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 |
| Landmark | 2 | 4 | 5 | 7 | 8 | 9 | 8 | 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 |