Last updated: August 1, 2025
In Tyndall, Canada, being aware of the UV Index is crucial for protecting your skin and maintaining overall health. Understanding UV levels allows residents to prevent sunburn and reduce the risk of long-term skin damage. With Tyndall's Dfb climate, summers can present elevated UV risks, particularly between 11:00 AM and 3:00 PM, when the index peaks at levels 7 and 8. Staying informed about the UV Index can help you make smarter decisions about sun exposure, ensuring you enjoy the beautiful outdoors safely.
The UV Index throughout the day reveals a distinct pattern of increasing intensity as the sun rises. At 07:00, the index starts at a mild 1, gradually climbing to 2 by 08:00. As the day progresses, the intensity ramps up, peaking at an impressive 8 during the hours of 13:00 and 14:00—a clear indication that midday sun is at its most potent. After this height, the index begins to descend, dropping back to 6 at 16:00, and later settling at a more manageable 1 by 19:00. This hourly data clearly underscores the importance of sun protection during the midday hour for outdoor activities.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 7 | high | 25 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 exhibit significant seasonal variations, with the highest values occurring in late spring and summer. High-risk months include May, June, July, and August, where the UV Index reaches a peak of 9 in June, categorizing the sun exposure as very high with rapid burn times of only 15 minutes. In contrast, January, November, and December see much lower UV levels, categorized as low, allowing for more extended sun exposure without burning. Visitors and residents are advised to be especially cautious during the high-risk months by wearing sunscreen, protective clothing, and seeking shade during peak hours to minimize the risk of skin damage. As the UV Index decreases in the cooler months, normal sun exposure can resume with less concern for immediate harm.
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 |
| Tyndall | 2 | 4 | 5 | 6 | 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 |