Last updated: August 1, 2025
Understanding the UV Index in Bay St. George South, Canada, is crucial for protecting your skin and overall health. With the local climate classified as Dfb—characterized by distinct seasons and frequent sun exposure—being aware of the UV levels can help you prevent sunburn and long-term skin damage. During peak hours, particularly between 12:00 PM and 1:00 PM, the UV Index can rise to 8, indicating a high risk of harm from unprotected sun exposure. Stay informed and take proactive measures to enjoy the beautiful outdoors while safeguarding your skin!
The UV Index data throughout the day reveals a clear pattern of increasing sun intensity as the morning progresses. Starting off at a low 1 at 07:00, the index steadily climbs, reaching a moderate 6 by 11:00. The highest peaks occur during the noon hours, soaring to a significant 8 at 12:00 and maintaining this level until 13:00. As the afternoon rolls in, the UV Index begins to decline, dropping to a comfortable 4 by 16:00 and tapering off to 1 by 19:00. It's a vivid reminder to stay sun-safe during those peak hours, especially between 12:00 and 13:00, when protection from UV rays is crucial.
| 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 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 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 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV exposure varies significantly, with high-risk months typically occurring from April to August. April marks the beginning of elevated UV levels, peaking in May and June with a UV Index of 8 and 9, categorizing these months as having very high exposure and a burn time of just 15 minutes. As summer progresses into July and August, the UV levels remain consistently high, requiring extra precautions. By September, the UV Index decreases to 6, transitioning from high to moderate risks. Visitors and residents should take care during these high-risk months by applying sunscreen, wearing protective clothing, and seeking shade to prevent skin damage. As we approach the fall and winter months, notably October through December, the UV risk declines significantly, allowing for more relaxed outdoor activities.
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 |
| Bay St. George South | 2 | 3 | 4 | 7 | 8 | 9 | 8 | 8 | 6 | 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 |