Last updated: August 1, 2025
In Saint-Antonin, Canada, being aware of the UV Index is crucial for protecting your skin and overall health. The UV Index serves as a daily guide to understanding the intensity of ultraviolet radiation from the sun, helping residents and visitors alike take necessary precautions against sunburn and long-term skin damage. With a climate classified as Dfb, typical summer days can see UV levels soaring to 8 during peak hours, especially between 11 AM and 2 PM—a time when exposure risk is significantly heightened. By staying informed about UV levels, you can enjoy the outdoors safely while keeping your skin healthy and protected.
Starting off the day at a mild UV Index of 1 at 7:00 AM, the sun gradually rises, pushing the index to 2 by 8:00 AM. As the morning progresses, the UV intensity climbs, peaking at an impressive 8 between 12:00 PM and 1:00 PM—a clear reminder that mid-day sun can be intense. After this zenith, the index begins to decline, dropping back to 6 by 3:00 PM and tapering down to 1 as twilight sets in from 6:00 PM onwards. This hourly UV data illustrates the importance of sun protection during peak hours, especially between 11:00 AM and 1:00 PM when the UV Index indicates significant risk.
| 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 | 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 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | 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 |
| Saint-Antonin | 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 |