Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Terrace, Canada, where the unique Dfc climate can lead to significant UV exposure, particularly during the summer months. As the region experiences varying sun levels throughout the day, being mindful of these UV levels can assist in preventing sunburn and maintaining long-term skin health. With peak UV Index readings soaring up to 8 between 1 PM and 2 PM, it’s essential to take precautions to protect yourself from the sun’s harmful effects. Knowing when to seek shade or apply sunscreen can make all the difference in enjoying the great outdoors safely!
The UV Index today begins on a gentle note, peaking at just 1 during the early hours of 07:00 and 08:00. As the sun rises higher, it takes a significant leap to 3 by 09:00 and reaches a moderate 4 by 10:00. The sun's intensity climbs to a robust 6 at 11:00, before hitting its zenith at a powerful 8 from 13:00 to 14:00. After this peak, the UV index gradually descends, softening to 7 at 15:00, and continuing down to 4 by 17:00. As the day winds down, conditions remain mild with readings of 3 at 18:00 and finally settling at 2 by 19:00. It's an excellent reminder to stay sun-safe during those prime hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | 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 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
As the seasons change, so does the UV Index, significantly impacting sun safety for visitors and residents. From January to February, the UV Index remains low (1-2), with a safe burn time of 45 minutes. As we transition into March (UV Index 4), the exposure risk increases to moderate, shortening burn time to 30 minutes. The real intensity peaks in May, June, and July, where the UV Index reaches a very high level of 8, necessitating only 15 minutes of sun exposure before burning. April (high), August, and September (high) still pose considerable risks with burn times of 25 minutes. The later months of the year, from October to December, return to lower UV levels, allowing for longer safe exposure times of 30 to 45 minutes. Visitors and residents are advised to exercise caution, especially from April to July, by using sunscreen, wearing protective clothing, and seeking shade during peak sun hours to minimize the risk of UV-related health issues.
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 |
| Terrace | 1 | 2 | 4 | 6 | 8 | 8 | 8 | 7 | 6 | 3 | 2 | 1 |
| Calgary UVI | 2 | 3 | 4 | 6 | 8 | 8 | 9 | 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 |