Last updated: August 1, 2025
Understanding the UV Index in Keren, Eritrea is essential for safeguarding your skin and overall health from the sun's harmful rays. With UV levels peaking at a high of 12 during midday, awareness of these levels can help prevent sunburn and long-term skin damage. Keren's BWh climate means residents and visitors alike face significant UV exposure risks throughout the year, particularly during the sunniest hours. Stay informed and sun-smart to enjoy the beautiful outdoors safely!
As the sun rises, the UV Index gradually climbs, starting at a mild 1 at 07:00. By 09:00, it takes a leap to 4, signaling the onset of midday sun intensity. The UV levels peak dramatically at 12 from 12:00 to 13:00, marking this period as critical for sun safety. Following this high point, the index begins its descent, dropping to 7 by 15:00 and further falling to 2 by 17:00. As the day winds down, the UV rays wane, reaching a low of 0 by 19:00. It's essential to stay protected during those peak hours to enjoy the sun safely!
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 | 8 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 10 | very high | 15 min |
15:00 | 7 | high | 25 min |
16:00 | 4 | moderate | 30 min |
17:00 | 2 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, UV Index values indicate significant risk for skin damage due to extreme exposure, particularly from January to August, when the index reaches levels between 11 and 14, with a rapid burn time of just 10 minutes. March, April, and May are especially high-risk months, maintaining an index of 14. As the year progresses, a slight decline in UV intensity occurs, with November and December dropping to a very high category, allowing for a longer burn time of 15 minutes. It's crucial for both visitors and residents to take precautions during these peak months by wearing protective clothing, applying sunscreen, and limiting sun exposure during peak hours to minimize the risk of UV-related harm.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Massawa UVI | 9 | 10 | 12 | 12 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 8 |
Assab UVI | 10 | 11 | 12 | 13 | 13 | 10 | 10 | 10 | 10 | 10 | 9 | 8 |
Keren | 11 | 12 | 14 | 14 | 14 | 12 | 12 | 13 | 12 | 12 | 10 | 9 |
Mendefera UVI | 11 | 13 | 15 | 15 | 14 | 12 | 13 | 13 | 12 | 12 | 10 | 10 |
Asmara UVI | 11 | 13 | 15 | 15 | 14 | 12 | 13 | 13 | 12 | 12 | 10 | 10 |