Last updated: May 3, 2025
Understanding the UV Index is essential for residents and visitors of Bac, North Macedonia, where sunny days hover above the mild climate of the Cfb zone. Being aware of UV levels helps you protect your skin from harmful UV radiation, reducing the risk of sunburn and long-term skin damage. As the UV Index peaks around midday, reaching levels as high as 9, it’s crucial to take preventive measures during those hours. With Bac's temperate climate, outdoor activities abound, but so do the potential exposure risks—making UV awareness not just important, but vital for maintaining healthy skin and enjoying the beautiful outdoors safely.
As the sun rises, the UV Index begins its steady ascent. At 7:00 AM, it starts at a modest 1, signaling a low risk for sun exposure. By 8:00 AM, it climbs to 3, prompting early risers to take some precautions. However, from 9:00 AM onward, the intensity increases significantly, peaking at 12:00 PM with a striking 9—a reminder that peak hours warrant serious sunscreen application and protective measures. The index hovers at 9 until 1:00 PM, before gradually tapering off, falling to 6 by 3:00 PM and concluding the day at 1 by 7:00 PM. This hourly UVI data beautifully illustrates the sun's powerful midday effect, underscoring the importance of vigilance when enjoying the outdoors during peak sun hours.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 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 changes in sun exposure risk. January and February have moderate UV levels (indices of 3 and 4) where the risk of sunburn is low to moderate, with a burn time of 30 minutes. As spring unfolds, March sees an increase to a high level of 6, prompting a burn time of 25 minutes. The high-risk months transition into summer, peaking in June, July, and August with a maximum UV index of 10 (very high exposure) and a burn time of just 15 minutes. April and May also present very high conditions (UV indices of 8 and 9), so it is crucial for both visitors and residents to take precautions during these months. September starts a decline with a UV index of 8, returning to lower levels in October (6), and finally dropping to mild conditions in November (4) and December (2), where the burn times extend to 30 minutes and 45 minutes, respectively. It's advisable for everyone to be vigilant and use sunscreen, hats, and protective clothing from March through September when UV radiation is most intense.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Skopje UVI | 2 | 4 | 6 | 7 | 8 | 10 | 9 | 9 | 7 | 6 | 3 | 2 |
| Kumanovo UVI | 3 | 4 | 7 | 7 | 9 | 10 | 10 | 9 | 7 | 6 | 3 | 2 |
| Bac | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 10 | 8 | 6 | 4 | 2 |
| Prilep UVI | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 10 | 8 | 6 | 4 | 2 |
| Bitola UVI | 3 | 4 | 6 | 8 | 10 | 11 | 10 | 10 | 8 | 6 | 4 | 2 |
| Tetovo UVI | 3 | 5 | 8 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 4 | 2 |