Last updated: June 2, 2025
In Ogembo, Kenya, understanding the UV Index is crucial for protecting your skin and overall health. With the region's warm Af climate, residents and visitors alike are regularly exposed to varying levels of ultraviolet radiation, especially during peak hours. Awareness of the UV Index helps in preventing sunburn and reducing the long-term risks associated with skin damage. Notably, on sunny days, Ogembo can see UV levels soar to a maximum of 12 between noon and 1 PM, indicating a very high risk of harm from unprotected sun exposure. By staying informed about these levels, you can make smarter choices about sun safety, ensuring your time outdoors is both enjoyable and safe.
As the day unfolds, the UV Index reveals a dynamic dance of sunlight intensity. Starting off gently at 1 during the early hours, the index climbs steadily, reaching a manageable 4 by 9 AM. The ascent peaks drastically at 12 between 12 PM and 1 PM, signaling the sun's strength at its zenith. A gradual decline begins post-lunch, with the index dropping to 7 by 3 PM, then continuing its descent to 2 by 5 PM. As daylight wanes, the UV Index returns to safe levels, resting at 1 by 6 PM and finally tapering off to 0 by 7 PM. This hourly progression highlights the importance of sun safety, particularly during midday when the UV rays are at their most potent. Remember, protection during high UV Index hours is crucial!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | 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 |
The UV Index displays high levels of solar radiation throughout the year, with extreme exposure categories persisting from January through December. Notably, the highest UV Index values occur in February and March, reaching 16, indicating a risk of severe sunburn within just 10 minutes of exposure. Other high-risk months include January and April, both at 15, and May at 14. Even during the summer months of June and July, the UV Index remains at extreme levels of 12. For both visitors and residents, it is crucial to take sun safety precautions year-round, especially during these high UV months. Recommendations include applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade to minimize risk of skin damage.
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 |
| 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 |
| Ogembo | 15 | 16 | 16 | 15 | 14 | 12 | 12 | 13 | 14 | 14 | 13 | 13 |
| Nakuru UVI | 16 | 17 | 17 | 17 | 14 | 12 | 13 | 14 | 15 | 15 | 14 | 14 |