Last updated: May 3, 2025
Understanding the UV Index in Vostan, Armenia is essential for safeguarding your skin health and preventing sunburn, especially given the region's Dfa climate, characterized by sunny summers and potential UV exposure risks. With peak UV levels soaring to 10 around midday, it’s crucial to be aware of your surroundings and take protective measures during these hours. Knowing the UV Index can help residents and visitors alike to enjoy the beautiful Armenian sunshine while reducing the risk of long-term skin damage. Stay informed and protect yourself – because your skin deserves the best care!
At dawn, the UV Index starts at a mild 1 by 07:00, gradually climbing to 2 by 08:00 as the sun rises. The warmth intensifies, reaching 4 at 09:00 and peaking at a significant 10 between noon and 14:00, signaling the need for sun protection. As the afternoon rolls in, the index begins to dip, settling at 8 by 15:00 before tapering off further to 5 at 16:00. By the evening, the UV levels gracefully descend back to 2 at 18:00 and return to a safe 1 by 19:00, marking a day's journey through varying sun exposure. Be mindful of the midday sun, and 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 | 4 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 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 |
Seasonal changes in UV exposure reveal significant fluctuations throughout the year. January and February have moderate UV Index levels (3 and 5, respectively), with a burn time of 30 minutes, making them relatively safer months for outdoor activities. However, as spring approaches, March and April see a sharp increase to a very high UV Index of 8, shortening burn time to just 15 minutes. The most critical months for UV exposure are May and June, when the UV Index peaks at 10 and 11 (extreme), respectively, requiring cautious exposure with a burn time of only 10 minutes. Continuing into July and August, the high risk persists with an extreme UV Index of 11 and 10, emphasizing the need for protective measures. September also remains high at an index of 9. As temperatures cool, October and November see a decline, with the UV Index dropping to 7 and 4, but vigilance is still recommended. By December, the UV Index falls to a low 2, allowing for safer outdoor time of up to 45 minutes. Residents and visitors should prioritize sun protection during the high-risk months of March through August, including hats, sunglasses, and sunscreen, to minimize UV damage and ensure safety.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Vostan | 3 | 5 | 8 | 8 | 10 | 11 | 11 | 10 | 9 | 7 | 4 | 2 |
| Gyumri UVI | 3 | 5 | 8 | 9 | 11 | 12 | 12 | 10 | 9 | 7 | 4 | 3 |
| Vagharshapat UVI | 3 | 5 | 9 | 9 | 11 | 12 | 12 | 10 | 9 | 7 | 4 | 3 |
| Yerevan UVI | 3 | 5 | 9 | 9 | 11 | 12 | 12 | 10 | 9 | 7 | 4 | 3 |
| Vanadzor UVI | 3 | 5 | 10 | 9 | 11 | 12 | 12 | 10 | 9 | 7 | 4 | 3 |
| Hrazdan UVI | 3 | 5 | 10 | 9 | 11 | 12 | 12 | 10 | 9 | 7 | 4 | 3 |