Last updated: May 3, 2025
Understanding the UV Index in Tyndall, Canada is crucial for ensuring skin health and preventing painful sunburns. With varying UV levels throughout the day, particularly peaking at 8 around 1 PM, being aware of these fluctuations can help residents and visitors protect their skin while enjoying the beautiful outdoor climate that the Dfb climate zone offers. As Tyndall experiences moderate to high UV exposure in summer months, knowing when to seek shade or apply sunscreen can make all the difference in maintaining long-term skin health. Stay informed and stay safe!
At dawn, the UV Index begins its gentle ascent, peaking at a modest 1 by 07:00. As the sun climbs higher, the intensity grows, reaching 2 by 08:00 and hitting 3 by 09:00. By 10:00, the index escalates to 4, signaling an increase in UV exposure. The most intense rays strike between 11:00 and 13:00, where the index hits a maximum of 8, urging sun safety precautions. After the midday peak, the UV levels gradually decline, settling at 7 by 14:00 and tapering off to 5 by 16:00. In the late afternoon, the index decreases to 3 at 17:00, then returns to a low of 1 by 19:00, marking the end of a day characterized by fluctuating UV exposure. Remember to stay protected 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 | 4 | 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 | 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 |