Last updated: July 2, 2025
In Mtito Andei, Kenya, understanding the UV Index is crucial for maintaining skin health and preventing sunburn, especially given the region's Aw climate, which typically exposes residents to high UV levels. By staying informed about daily UV fluctuations, individuals can take proactive measures to protect themselves from harmful ultraviolet radiation, particularly during peak hours when the index often reaches a maximum of 11 around noon. With sun exposure risks heightened in this sun-drenched area, understanding UV levels can empower the community to safeguard their skin while enjoying outdoor activities.
At dawn, the UV Index starts at a gentle 1 by 7:00 AM, gradually rising as the sun climbs higher in the sky. By 9:00 AM, it reaches a moderate 4, urging early risers to stay vigilant. The intensity peaks at noon, hitting a scorching 11, indicating a high risk of harm from unprotected sun exposure. This peak continues until 1:00 PM, where it remains at 11 before beginning its descent. The afternoon sees a noticeable drop, with the index falling to 6 by 3:00 PM and further decreasing to 3 by 4:00 PM. As the day winds down, the UV Index drops to a safe 1 by 5:00 PM and finally falls to 0 by 7:00 PM, signaling the end of the sun's powerful rays. Stay informed and protect your skin 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 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels remain consistently high, peaking between January and March, where values reach a staggering 16. This indicates an extreme exposure category with a burn time of just 10 minutes. As the months progress, UV Index values slightly decrease but remain highly concerning, especially in February and March, which are critical months for UV exposure. From April to August, the UV Index fluctuates between 11 to 15, still classified as extreme, signifying a continuous risk. Visitors and residents are strongly advised to take precautionary measures during these high-risk months, including wearing sunscreen, protective clothing, and avoiding direct sun exposure during peak hours to minimize the risk of skin damage. Remember, even in the seemingly less intense months like November and December with a UV Index of 13, consistent protective behaviors are essential. Stay safe and vigilant!
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mombasa UVI | 14 | 14 | 15 | 14 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 12 |
| Mtito Andei | 14 | 15 | 16 | 15 | 13 | 11 | 11 | 13 | 14 | 13 | 13 | 13 |
| Kikuyu UVI | 15 | 16 | 16 | 16 | 13 | 11 | 11 | 13 | 14 | 14 | 13 | 13 |
| Ruiru UVI | 15 | 16 | 16 | 16 | 13 | 11 | 11 | 13 | 14 | 14 | 13 | 13 |
| Nairobi UVI | 15 | 16 | 16 | 16 | 13 | 11 | 11 | 13 | 14 | 14 | 13 | 13 |
| Nakuru UVI | 16 | 17 | 17 | 17 | 14 | 12 | 13 | 14 | 15 | 15 | 14 | 14 |